Scheduling mixed workloads with security requirements in a cloud-fog-mist computing environment.

Helen D. Karatza Eleni Karatza Aristotle University of Thessaloniki, Greece http://agent.csd.auth.gr/~karatza/ https://scholar.google.com/citations?user=VEMzIeYAAAAJ https://dl.acm.org/profile/81100559093 https://orcid.org/0000-0002-9789-0585

Helen D. Karatza Scheduling mixed workloads with security requirements in a cloud-fog-mist computing environment. 103231 2026 146 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2025.103231 db/journals/simpra/simpra146.html#Karatza26 streams/journals/simpra

Helen D. Karatza Scheduling bag-of-task jobs with security requirements and dual-criteria partial computations in a fog - cloud system. 103082 2025 140 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2025.103082 db/journals/simpra/simpra140.html#Karatza25 streams/journals/simpra

Helen D. Karatza Research Challenges in the Edge-Cloud Continuum. 103125 2025 142 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2025.103125 db/journals/simpra/simpra142.html#Karatza25a

Helen D. Karatza Guest Editors' Introduction on Cloud and Fog Computing for Real-Time IoT Applications. 103196 2025 144 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2025.103196 db/journals/simpra/simpra144.html#Karatza25b

Helen D. Karatza Scheduling Gang Jobs with Security Requirements on a Hybrid Cloud. 1-8 2025 CITS https://doi.org/10.1109/CITS65975.2025.11099220 conf/cits/2025 db/conf/cits/cits2025.html#Karatza25 streams/conf/cits Helen D. Karatza Scheduling Complex Workloads with Security Constraints in a Cloud-Fog-Mist System. 136-143 2025 FiCloud https://doi.org/10.1109/FiCloud66139.2025.00027 conf/ficloud/2025 db/conf/ficloud/ficloud2025.html#Karatza25 streams/conf/ficloud

Georgios L. Stavrinides Helen D. Karatza Scheduling Data-Intensive Workloads in Large-Scale Distributed Systems: Trends and Challenges. 2025 October abs/2510.25362 CoRR https://doi.org/10.48550/arXiv.2510.25362 db/journals/corr/corr2510.html#abs-2510-25362 streams/journals/corr

Helen D. Karatza Scheduling critical periodic jobs with selective partial computations along with gang jobs. 100453 2024 36 Big Data Res. https://doi.org/10.1016/j.bdr.2024.100453 db/journals/bdr/bdr36.html#Karatza24 streams/journals/bdr

Helen D. Karatza Georgios L. Stavrinides Resource allocation and aging priority-based scheduling of linear workflow applications with transient failures and selective imprecise computations. 5473-5488 2024 July 27 Clust. Comput. 4 https://doi.org/10.1007/s10586-023-04249-7 https://www.wikidata.org/entity/Q128964509 db/journals/cluster/cluster27.html#KaratzaS24 streams/journals/cluster

Georgios L. Stavrinides Helen D. Karatza Security, Cost and Energy Aware Scheduling of Real-Time IoT Workflows in a Mist Computing Environment. 1223-1241 2024 August 26 Inf. Syst. Frontiers 4 https://doi.org/10.1007/s10796-022-10304-2 db/journals/isf/isf26.html#StavrinidesK24 streams/journals/isf

Helen D. Karatza Modeling and simulation of services computing✰. 102944 2024 134 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2024.102944 db/journals/simpra/simpra134.html#Karatza24

Helen D. Karatza Modeling and Simulation of Cloud Computing for e-Business. 102988 2024 135 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2024.102988 db/journals/simpra/simpra135.html#Karatza24a streams/journals/simpra

Helen D. Karatza Allocation and Scheduling of Linear Workflows Incorporating Security Constraints Across Fog and Cloud Infrastructures. 1-8 2024 CITS https://doi.org/10.1109/CITS61189.2024.10607989 conf/cits/2024 db/conf/cits/cits2024.html#Karatza24 Helen D. Karatza Scheduling Bag-of-Task Jobs with Security Requirements and Partial Computations in a Fog - Cloud System. 1-8 2024 FiCloud https://doi.org/10.1109/FiCloud62933.2024.00009 conf/ficloud/2024 db/conf/ficloud/ficloud2024.html#Karatza24 streams/conf/ficloud Helen D. Karatza Scheduling Linear Workflows with Multicriteria based Partial Computations in a Cloud-Fog-Mist Environment. 107-113 2024 FMEC https://doi.org/10.1109/FMEC62297.2024.10710231 conf/fmec/2024 db/conf/fmec/fmec2024.html#Karatza24 Helen D. Karatza Scheduling Gang Jobs with Partial Computations in a Collaborative Fog-Cloud System. 1-6 2024 ICCA https://doi.org/10.1109/ICCA62237.2024.10928081 conf/icca3/2024 db/conf/icca3/icca2024.html#Karatza24

Ilias Mavridis Helen D. Karatza Orchestrated sandboxed containers, unikernels, and virtual machines for isolation-enhanced multitenant workloads and serverless computing in cloud. 2023 35 Concurr. Comput. Pract. Exp. 11 https://doi.org/10.1002/cpe.6365 db/journals/concurrency/concurrency35.html#MavridisK23

Georgios L. Stavrinides Helen D. Karatza Cyber-physical systems, digital twins and Industry 4.0: The role of modeling and simulation. 102727 2023 April 124 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2023.102727 db/journals/simpra/simpra124.html#StavrinidesK23

Helen D. Karatza Introduction on cloud, fog and mist computing - Resource allocation and scheduling perspectives. 102822 2023 November 128 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2023.102822 db/journals/simpra/simpra128.html#Karatza23

Helen D. Karatza A Hybrid Epoch Scheduling Scheme of Mixed Workloads with Different Types of Jobs on Distributed Processors. 1-7 2023 AICCSA https://doi.org/10.1109/AICCSA59173.2023.10479354 conf/aiccsa/2023 db/conf/aiccsa/aiccsa2023.html#Karatza23 Helen D. Karatza Scheduling Different Types of Linear Workflows with Partial Computations in a Distributed System. 1-7 2023 CCCI https://doi.org/10.1109/CCCI58712.2023.10290861 conf/ccci/2023 db/conf/ccci/ccci2023.html#Karatza23 Helen D. Karatza Scheduling Delay-Sensitive Bag-of-Task Jobs with Imprecise Computations on Distributed Resources. 1-6 2023 CITS https://doi.org/10.1109/CITS58301.2023.10188766 conf/cits/2023 db/conf/cits/cits2023.html#Karatza23 Helen D. Karatza Scheduling Critical Periodic Jobs with Partial Computations along with Gang Jobs. 87-94 2023 FiCloud https://doi.org/10.1109/FiCloud58648.2023.00021 conf/ficloud/2023 db/conf/ficloud/ficloud2023.html#Karatza23 Helen D. Karatza Scheduling Linear Workflows with Various Levels of Privacy Requirements in a Fog - Cloud Environment. 145-150 2023 ICCTA https://doi.org/10.1109/ICCTA60978.2023.10969336 conf/iccta/2023 db/conf/iccta/iccta2023.html#Karatza23 Georgios L. Stavrinides Helen D. Karatza Scheduling Linear Workflows with Dynamically Adjustable Exit Tasks on Distributed Resources. 1-8 2023 ISADS https://doi.org/10.1109/ISADS56919.2023.10092151 conf/isads/2023 db/conf/isads/isads2023.html#StavrinidesK23

Georgios L. Stavrinides Helen D. Karatza "Containerization, microservices and serverless cloud computing: Modeling and simulation". 102551 2022 118 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2022.102551 db/journals/simpra/simpra118.html#StavrinidesK22

Georgios L. Stavrinides Helen D. Karatza Leveraging blockchain and AI for IoT, mist, fog and cloud computing: A performance modeling and simulation perspective. 102661 2022 121 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2022.102661 db/journals/simpra/simpra121.html#StavrinidesK22a

Georgios L. Stavrinides Helen D. Karatza Resource Allocation and Scheduling of Linear Workflow Applications with Ageing Priorities and Transient Failures. 1-8 2022 AICCSA https://doi.org/10.1109/AICCSA56895.2022.10017928 conf/aiccsa/2022 db/conf/aiccsa/aiccsa2022.html#StavrinidesK22 Georgios L. Stavrinides Helen D. Karatza Workload Scheduling in Fog and Cloud Environments: Emerging Concepts and Research Directions. 3-32 2022 Honoring Professor Mohammad S. Obaidat https://doi.org/10.1007/978-3-030-87049-2_1 conf/birthday/2022obaidat db/conf/birthday/obaidat2022.html#StavrinidesK22 Georgios L. Stavrinides Helen D. Karatza Scheduling Tightly Coupled Parallel Jobs With Runtime-Extended Tasks on Distributed Resources. 1-7 2022 CCCI https://doi.org/10.1109/CCCI55352.2022.9926588 conf/ccci/2022 db/conf/ccci/ccci2022.html#StavrinidesK22 Georgios L. Stavrinides Helen D. Karatza Security-Aware Orchestration of Linear Workflows on Distributed Resources. 1-5 2022 CITS https://doi.org/10.1109/CITS55221.2022.9832986 conf/cits/2022 db/conf/cits/cits2022.html#StavrinidesK22 Georgios L. Stavrinides Helen D. Karatza The Effect of Laxity of Real-Time Workflow Applications on the Performance of Elastic Cloud Resources. 1-8 2022 FiCloud https://doi.org/10.1109/FiCloud57274.2022.00008 conf/ficloud/2022 db/conf/ficloud/ficloud2022.html#StavrinidesK22 Georgios L. Stavrinides Helen D. Karatza Resource Allocation and Scheduling of Real-Time Workflow Applications in an IoT-Fog-Cloud Environment. 1-8 2022 FMEC https://doi.org/10.1109/FMEC57183.2022.10062849 conf/fmec/2022 db/conf/fmec/fmec2022.html#StavrinidesK22

Dimitrios Tychalas Helen D. Karatza SaMW: a probabilistic meta-heuristic algorithm for job scheduling in heterogeneous distributed systems powered by microservices. 1735-1759 2021 24 Clust. Comput. 3 https://doi.org/10.1007/s10586-020-03217-9 https://www.wikidata.org/entity/Q124822052 db/journals/cluster/cluster24.html#TychalasK21

Georgios L. Stavrinides Helen D. Karatza Orchestrating real-time IoT workflows in a fog computing environment utilizing partial computations with end-to-end error propagation. 3629-3650 2021 24 Clust. Comput. 4 https://doi.org/10.1007/s10586-021-03327-y db/journals/cluster/cluster24.html#StavrinidesK21

Georgios L. Stavrinides Helen D. Karatza Cost-aware cloud bursting in a fog-cloud environment with real-time workflow applications. 2021 33 Concurr. Comput. Pract. Exp. 23 https://doi.org/10.1002/cpe.5850 db/journals/concurrency/concurrency33.html#StavrinidesK21

Georgios L. Stavrinides Helen D. Karatza Dynamic scheduling of bags-of-tasks with sensitive input data and end-to-end deadlines in a hybrid cloud. 16781-16803 2021 80 Multim. Tools Appl. 11 https://doi.org/10.1007/s11042-020-08974-8 db/journals/mta/mta80.html#StavrinidesK21

Helen D. Karatza Igor V. Kotenko Guest Editors' Introduction "Modeling and Simulation for Intelligent Distributed Computing". 102297 2021 109 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2021.102297 db/journals/simpra/simpra109.html#KaratzaK21

Raffaele Montella Giancarlo Fortino Eleni Karatza Special issue on IoT modeling and simulation in smart-anything computation at the edge. 102308 2021 109 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2021.102308 db/journals/simpra/simpra109.html#MontellaFK21

Georgios L. Stavrinides Helen D. Karatza Guest editors' introduction: "Modeling and simulation of hybrid clouds". 102349 2021 111 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2021.102349 db/journals/simpra/simpra111.html#StavrinidesK21

Georgios L. Stavrinides Helen D. Karatza Multicriteria scheduling of linear workflows with dynamically varying structure on distributed platforms. 102369 2021 112 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2021.102369 db/journals/simpra/simpra112.html#StavrinidesK21a

Georgios L. Stavrinides Helen D. Karatza Fault-Tolerant Orchestration of Bags-of-Tasks with Application-Directed Checkpointing in a Distributed Environment. 1-6 2021 CCCI https://doi.org/10.1109/CCCI52664.2021.9583187 conf/ccci/2021 db/conf/ccci/ccci2021.html#StavrinidesK21 Georgios L. Stavrinides Helen D. Karatza Resource Assignment Strategies for Bags-of-Tasks in Distributed Systems. 1-5 2021 CITS https://doi.org/10.1109/CITS52676.2021.9618074 conf/cits/2021 db/conf/cits/cits2021.html#StavrinidesK21 Helen D. Karatza Large Scale Real-time Distributed Systems - Resource Allocation and Scheduling Issues. 1:1-1:2 2021 ECBS https://doi.org/10.1145/3459960.3461561 https://www.wikidata.org/entity/Q130857343 conf/ecbseerc/2021 db/conf/ecbseerc/ecbs2021.html#Karatza21 Georgios L. Stavrinides Helen D. Karatza Security and Cost Aware Scheduling of Real-Time IoT Workflows in a Mist Computing Environment. 34-41 2021 FiCloud https://doi.org/10.1109/FiCloud49777.2021.00013 conf/ficloud/2021 db/conf/ficloud/ficloud2021.html#StavrinidesK21 Georgios L. Stavrinides Helen D. Karatza Scheduling Real-Time IoT Workflows in a Fog Computing Environment Utilizing Cloud Resources with Data-Aware Elasticity. 1-8 2021 FMEC https://doi.org/10.1109/FMEC54266.2021.9732561 conf/fmec/2021 db/conf/fmec/fmec2021.html#StavrinidesK21 Helen D. Karatza Keynote Speech 1: Leveraging Cloud and Fog Computing for Real-Time Applications: Resource Allocation and Scheduling Issues. 1 2021 IDSTA https://doi.org/10.1109/IDSTA53674.2021.9660817 conf/idsta/2021 db/conf/idsta/idsta2021.html#Karatza21 Georgios L. Stavrinides Helen D. Karatza Orchestrating Bag-of-Tasks Applications with Dynamically Spawned Tasks in a Distributed Environment. 1-8 2021 SPECTS https://doi.org/10.23919/SPECTS52716.2021.9639275 conf/spects/2021 db/conf/spects/spects2021.html#StavrinidesK21

Georgios L. Stavrinides Helen D. Karatza Scheduling real-time bag-of-tasks applications with approximate computations in SaaS clouds. 2020 32 Concurr. Comput. Pract. Exp. 1 https://doi.org/10.1002/cpe.4208 https://www.wikidata.org/entity/Q58748825 db/journals/concurrency/concurrency32.html#StavrinidesK20

Vasco Amaral 0001 Beatriz Norberto Miguel Goulão Marco Aldinucci Siegfried Benkner Andrea Bracciali Paulo Carreira 0001 Edgars Celms Luís Correia 0001 Clemens Grelck Helen D. Karatza Christoph W. Kessler Peter Kilpatrick Hugo F. M. C. Martiniano Ilias Mavridis Sabri Pllana Ana Respício José Simão Luís Veiga Ari Visa Programming languages for data-Intensive HPC applications: A systematic mapping study. 2020 91 Parallel Comput. https://doi.org/10.1016/j.parco.2019.102584 https://www.wikidata.org/entity/Q126838402 db/journals/pc/pc91.html#AmaralNGABBCCCG20

Dimitrios Tychalas Helen D. Karatza A Scheduling Algorithm for a Fog Computing System with Bag-of-Tasks Jobs: Simulation and Performance Evaluation. 2020 98 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2019.101982 https://www.wikidata.org/entity/Q127297193 db/journals/simpra/simpra98.html#TychalasK20

Helen D. Karatza Georgios L. Stavrinides "Modeling and simulation of fog computing". 102066 2020 101 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2019.102066 db/journals/simpra/simpra101.html#KaratzaS20

Georgios L. Stavrinides Helen D. Karatza Weighted Scheduling of Mixed Gang Jobs on Distributed Resources. 1-6 2020 CCCI https://doi.org/10.1109/CCCI49893.2020.9256505 conf/ccci/2020 db/conf/ccci/ccci2020.html#StavrinidesK20 Georgios L. Stavrinides Helen D. Karatza Multi-Criteria Scheduling of Complex Workloads on Distributed Resources. 1-5 2020 CITS https://doi.org/10.1109/CITS49457.2020.9232551 conf/cits/2020 db/conf/cits/cits2020.html#StavrinidesK20 Georgios L. Stavrinides Helen D. Karatza Orchestration of Real-Time Workflows with Varying Input Data Locality in a Heterogeneous Fog Environment. 202-209 2020 FMEC https://doi.org/10.1109/FMEC49853.2020.9144824 conf/fmec/2020 db/conf/fmec/fmec2020.html#StavrinidesK20 Helen D. Karatza Cloud vs Fog Computing - Scheduling Real-Time Applications. 1 2020 conf/meco/2020 MECO https://doi.org/10.1109/MECO49872.2020.9134125 db/conf/meco/meco2020.html#Karatza20 Dimitrios Tychalas Helen D. Karatza An Advanced Weighted Round Robin Scheduling Algorithm. 188-191 2020 PCI https://doi.org/10.1145/3437120.3437304 conf/pci/2020 db/conf/pci/pci2020.html#TychalasK20 Georgios L. Stavrinides Helen D. Karatza Scheduling a Time-Varying Workload of Multiple Types of Jobs on Distributed Resources. 1-6 2020 SPECTS https://ieeexplore.ieee.org/document/9203602 conf/spects/2020 db/conf/spects/spects2020.html#StavrinidesK20

Ilias Mavridis Helen D. Karatza Combining containers and virtual machines to enhance isolation and extend functionality on cloud computing. 674-696 2019 94 Future Gener. Comput. Syst. https://doi.org/10.1016/j.future.2018.12.035 db/journals/fgcs/fgcs94.html#MavridisK19

Georgios L. Stavrinides Helen D. Karatza An energy-efficient, QoS-aware and cost-effective scheduling approach for real-time workflow applications in cloud computing systems utilizing DVFS and approximate computations. 216-226 2019 96 Future Gener. Comput. Syst. https://doi.org/10.1016/j.future.2019.02.019 db/journals/fgcs/fgcs96.html#StavrinidesK19

Georgios L. Stavrinides Helen D. Karatza A hybrid approach to scheduling real-time IoT workflows in fog and cloud environments. 24639-24655 2019 78 Multim. Tools Appl. 17 https://doi.org/10.1007/s11042-018-7051-9 https://www.wikidata.org/entity/Q128710083 db/journals/mta/mta78.html#StavrinidesK19

Georgios L. Stavrinides Helen D. Karatza Performance evaluation of a SaaS cloud under different levels of workload computational demand variability and tardiness bounds. 1-12 2019 91 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2018.11.006 https://www.wikidata.org/entity/Q128932121 db/journals/simpra/simpra91.html#StavrinidesK19

Helen D. Karatza Georgios L. Stavrinides Modeling and simulation of cloud computing and big data. 1-2 2019 93 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2019.01.003 https://www.wikidata.org/entity/Q128456928 db/journals/simpra/simpra93.html#KaratzaS19

Georgios L. Stavrinides Helen D. Karatza Scheduling Different Types of Gang Jobs in Distributed Systems. 1-5 2019 CITS https://doi.org/10.1109/CITS.2019.8862091 conf/cits/2019 db/conf/cits/cits2019.html#StavrinidesK19 Eleni Karatza Clouds for Real-Time Applications Scheduling Issues. 5-7 2019 CLOSER conf/closer/2019 db/conf/closer/closer2019.html#Karatza19 Eleni Karatza Clouds for Real-Time Applications - Scheduling Issues and Research Directions. 9-11 2019 COMPLEXIS conf/complexis/2019 db/conf/complexis/complexis2019.html#Karatza19 Georgios L. Stavrinides Helen D. Karatza Cost-Effective Utilization of Complementary Cloud Resources for the Scheduling of Real-Time Workflow Applications in a Fog Environment. 1-8 2019 FiCloud https://doi.org/10.1109/FiCloud.2019.00009 conf/ficloud/2019 db/conf/ficloud/ficloud2019.html#StavrinidesK19 Georgios L. Stavrinides Helen D. Karatza Scheduling Single-Task Jobs along with Bag-of-Task-Chains in Distributed Systems. 32:1-32:6 2019 ICFNDS https://doi.org/10.1145/3341325.3342023 conf/icfnds/2019 db/conf/icfnds/icfnds2019.html#StavrinidesK19 Georgios L. Stavrinides Helen D. Karatza Scheduling Bag-of-Task-Chains in Distributed Systems. 1-6 2019 ISADS https://doi.org/10.1109/ISADS45777.2019.9156029 conf/isads/2019 db/conf/isads/isads2019.html#StavrinidesK19 Ilias Mavridis Helen D. Karatza Lightweight Virtualization Approaches for Software-Defined Systems and Cloud Computing: An Evaluation of Unikernels and Containers. 171-178 2019 SDS https://doi.org/10.1109/SDS.2019.8768586 conf/sds/2019 db/conf/sds/sds2019.html#MavridisK19 Vasco Amaral 0001 Beatriz Norberto Miguel Goulão Marco Aldinucci Siegfried Benkner Andrea Bracciali Paulo Carreira 0001 Edgars Celms Luís Correia 0001 Clemens Grelck Helen D. Karatza Christoph W. Kessler Peter Kilpatrick Hugo F. M. C. Martiniano Ilias Mavridis Sabri Pllana Ana Respício José Simão Luís Veiga Companion data of a Systematic Mapping Study of Programming Languages for Data-Intensive HPC Applications. 2019 October https://doi.org/10.5281/zenodo.3518028 Zenodo streams/repo/zenodo Vasco Amaral 0001 Beatriz Norberto Miguel Goulão Marco Aldinucci Siegfried Benkner Andrea Bracciali Paulo Carreira 0001 Edgars Celms Luís Correia 0001 Clemens Grelck Helen D. Karatza Christoph W. Kessler Peter Kilpatrick Hugo F. M. C. Martiniano Ilias Mavridis Sabri Pllana Ana Respício José Simão Luís Veiga Companion data of a Systematic Mapping Study of Programming Languages for Data-Intensive HPC Applications. 2019 May https://doi.org/10.5281/zenodo.3518367 Zenodo streams/repo/zenodo

Georgios L. Stavrinides Helen D. Karatza The impact of checkpointing interval selection on the scheduling performance of real-time fine-grained parallel applications in SaaS clouds under various failure probabilities. 2018 30 Concurr. Comput. Pract. Exp. 12 https://doi.org/10.1002/cpe.4288 https://www.wikidata.org/entity/Q58748815 db/journals/concurrency/concurrency30.html#StavrinidesK18

Georgios L. Stavrinides Helen D. Karatza The impact of workload variability on the energy efficiency of large-scale heterogeneous distributed systems. 135-143 2018 89 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2018.09.013 https://www.wikidata.org/entity/Q58748809 db/journals/simpra/simpra89.html#StavrinidesK18

Francisco Almeida Marcos Dias de Assunção Jorge G. Barbosa Vicente Blanco Pérez Ivona Brandic Georges Da Costa Manuel F. Dolz Anne C. Elster Mateusz Jarus Helen D. Karatza Laurent Lefèvre Ilias Mavridis Ariel Oleksiak Anne-Cécile Orgerie Jean-Marc Pierson Energy monitoring as an essential building block towards sustainable ultrascale systems. 27-42 2018 17 Sustain. Comput. Informatics Syst. https://doi.org/10.1016/j.suscom.2017.10.013 db/journals/suscom/suscom17.html#AlmeidaABPBCDEJ18

Georgios L. Stavrinides Helen D. Karatza Task Group Scheduling in Distributed Systems. 1-5 2018 CITS https://doi.org/10.1109/CITS.2018.8440181 conf/cits/2018 db/conf/cits/cits2018.html#StavrinidesK18 Stylianos Zikos Helen D. Karatza Allocating jobs of different priorities to a distributed system with heterogeneous resources. 1-5 2018 CITS https://doi.org/10.1109/CITS.2018.8440197 conf/cits/2018 db/conf/cits/cits2018.html#ZikosK18 Georgios L. Stavrinides Helen D. Karatza Energy-Aware Scheduling of Real-Time Workflow Applications in Clouds Utilizing DVFS and Approximate Computations. 33-40 2018 FiCloud https://doi.org/10.1109/FiCloud.2018.00013 https://doi.ieeecomputersociety.org/10.1109/FiCloud.2018.00013 conf/ficloud/2018 db/conf/ficloud/ficloud2018.html#StavrinidesK18 Dimitrios Tychalas Helen D. Karatza Simulation and performance evaluation of a fog system. 26-33 2018 FMEC https://doi.org/10.1109/FMEC.2018.8364041 conf/fmec/2018 db/conf/fmec/fmec2018.html#DimitriosH18 Georgios L. Stavrinides Helen D. Karatza Scheduling techniques for complex workloads in distributed systems. 34:1-34:6 2018 ICFNDS https://doi.org/10.1145/3231053.3231087 https://www.wikidata.org/entity/Q130868649 conf/icfnds/2018 db/conf/icfnds/icfnds2018.html#StavrinidesK18 Georgios L. Stavrinides Helen D. Karatza Scheduling Data-Intensive Workloads in Large-Scale Distributed Systems: Trends and Challenges. 19-43 2018 Modeling and Simulation in HPC and Cloud Systems https://doi.org/10.1007/978-3-319-73767-6_2 books/sp/2018KPD db/books/collections/KPD2018.html#StavrinidesK18

Dimitrios Tychalas Helen D. Karatza High performance system based on Cloud and beyond: Jungle Computing. 131-147 2017 22 J. Comput. Sci. https://doi.org/10.1016/j.jocs.2017.03.027 db/journals/jocs/jocs22.html#TychalasK17

Ilias Mavridis Helen D. Karatza Performance evaluation of cloud-based log file analysis with Apache Hadoop and Apache Spark. 133-151 2017 125 J. Syst. Softw. https://doi.org/10.1016/j.jss.2016.11.037 db/journals/jss/jss125.html#MavridisK17

Georgios L. Stavrinides Francisco Rodrigo Duro Helen D. Karatza Francisco Javier García Blas Jesús Carretero 0001 Different aspects of workflow scheduling in large-scale distributed systems. 120-134 2017 70 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2016.10.009 https://www.wikidata.org/entity/Q58748832 db/journals/simpra/simpra70.html#StavrinidesDKBC17

Helen D. Karatza Smart Cities and Internet of Things. 1-2 2017 73 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2017.02.002 db/journals/simpra/simpra73.html#Karatza17

Joanna Kolodziej Horacio González-Vélez Helen D. Karatza High-performance modelling and simulation for big data applications. 1-2 2017 76 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2017.04.003 db/journals/simpra/simpra76.html#KolodziejGK17

Georgios L. Stavrinides Helen D. Karatza The impact of data locality on the performance of a SaaS cloud with real-time data-intensive applications. 180-187 2017 DS-RT https://doi.org/10.1109/DISTRA.2017.8167683 https://doi.ieeecomputersociety.org/10.1109/DISTRA.2017.8167683 http://dl.acm.org/citation.cfm?id=3199890 conf/dsrt/2017 db/conf/dsrt/dsrt2017.html#StavrinidesK17 Georgios L. Stavrinides Helen D. Karatza The Effect of Workload Computational Demand Variability on the Performance of a SaaS Cloud with a Multi-tier SLA. 10-17 2017 FiCloud https://doi.org/10.1109/FiCloud.2017.26 https://doi.ieeecomputersociety.org/10.1109/FiCloud.2017.26 conf/ficloud/2017 db/conf/ficloud/ficloud2017.html#StavrinidesK17 Georgios L. Stavrinides Helen D. Karatza Periodic scheduling of mixed workload in distributed systems. 94-99 2017 ICE/ITMC https://doi.org/10.1109/ICE.2017.8279875 conf/ice-itmc/2017 db/conf/ice-itmc/ice-itmc2017.html#StavrinidesK17 Ilias Mavridis Helen D. Karatza Performance and Overhead Study of Containers Running on Top of Virtual Machines. 32-38 2017 CBI (2) https://doi.org/10.1109/CBI.2017.69 https://doi.ieeecomputersociety.org/10.1109/CBI.2017.69 conf/wecwis/2017-2 db/conf/wecwis/cbi2017-2.html#MavridisK17 Helen D. Karatza Energy Efficiency in Large Scale Distributed Systems: The Role of Simulation. 37 2017 ICPE Companion https://doi.org/10.1145/3053600.3053608 conf/wosp/2017c db/conf/wosp/icpe2017c.html#Karatza17 Georgios L. Stavrinides Helen D. Karatza Simulation-Based Performance Evaluation of an Energy-Aware Heuristic for the Scheduling of HPC Applications in Large-Scale Distributed Systems. 49-54 2017 ICPE Companion https://doi.org/10.1145/3053600.3053611 https://www.wikidata.org/entity/Q58748838 conf/wosp/2017c db/conf/wosp/icpe2017c.html#StavrinidesK17

George Terzopoulos Helen D. Karatza Power-aware Bag-of-Tasks scheduling on heterogeneous platforms. 615-631 2016 19 Clust. Comput. 2 https://doi.org/10.1007/s10586-016-0544-2 db/journals/cluster/cluster19.html#TerzopoulosK16

Rehab Duwairi Helen D. Karatza Advances on information and communication systems. 1-2 2016 64 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2016.03.003 db/journals/simpra/simpra64.html#DuwairiK16

Michele Bombardieri Salvatore Castanò Fabrizio Curcio Angelo Furfaro Helen D. Karatza Honeypot-Powered Malware Reverse Engineering. 65-69 2016 IC2E Workshops https://doi.org/10.1109/IC2EW.2016.16 https://doi.ieeecomputersociety.org/10.1109/IC2EW.2016.16 conf/ic2e/2016w db/conf/ic2e/ic2e2016w.html#BombardieriCCFK16 George Terzopoulos Helen D. Karatza Bag-of-Tasks Load Balancing on Power-Aware Clusters. 135-142 2016 PDP https://doi.org/10.1109/PDP.2016.25 https://doi.ieeecomputersociety.org/10.1109/PDP.2016.25 conf/pdp/2016 db/conf/pdp/pdp2016.html#TerzopoulosK16 Georgios L. Stavrinides Helen D. Karatza Scheduling real-time parallel applications in SaaS clouds in the presence of transient software failures. 1-8 2016 SPECTS https://doi.org/10.1109/SPECTS.2016.7570524 https://www.wikidata.org/entity/Q58748845 conf/spects/2016 db/conf/spects/spects2016.html#StavrinidesK16

Ioannis A. Moschakis Helen D. Karatza Towards scheduling for Internet-of-Things applications on clouds: a simulated annealing approach. 1886-1899 2015 27 Concurr. Comput. Pract. Exp. 8 https://doi.org/10.1002/cpe.3105 db/journals/concurrency/concurrency27.html#MoschakisK15

Ioannis A. Moschakis Helen D. Karatza Multi-criteria scheduling of Bag-of-Tasks applications on heterogeneous interlinked clouds with simulated annealing. 1-14 2015 101 J. Syst. Softw. https://doi.org/10.1016/j.jss.2014.11.014 db/journals/jss/jss101.html#MoschakisK15

Helen D. Karatza Guest editor's introduction: Special issue on resource management in mobile clouds. 1-2 2015 50 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2014.10.001 db/journals/simpra/simpra50.html#Karatza15

Ioannis A. Moschakis Helen D. Karatza A meta-heuristic optimization approach to the scheduling of bag-of-tasks applications on heterogeneous clouds with multi-level arrivals and critical jobs. 1-25 2015 57 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2015.04.009 db/journals/simpra/simpra57.html#MoschakisK15

Helen D. Karatza Jesús Carretero 0001 Special issue on "Techniques and applications for sustainable ultrascale computing systems". 1-2 2015 58 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2015.09.005 db/journals/simpra/simpra58.html#KaratzaC15

Georges Da Costa Thomas Fahringer Juan-Antonio Rico-Gallego Ivan Grasso Atanas Hristov Helen D. Karatza Alexey L. Lastovetsky Fabrizio Marozzo Dana Petcu Georgios L. Stavrinides Domenico Talia Paolo Trunfio Hrachya V. Astsatryan Exascale Machines Require New Programming Paradigms and Runtimes. 6-27 2015 2 Supercomput. Front. Innov. 2 https://doi.org/10.14529/jsfi150201 https://www.wikidata.org/entity/Q58748875 db/journals/superfri/superfri2.html#CostaFRGHKLMPST15

Michel Bagein Jorge G. Barbosa Vicente Blanco Pérez Ivona Brandic Samuel Cremer Sébastien Fremal Helen D. Karatza Laurent Lefèvre Toni Mastelic Ariel Oleksiak Anne-Cécile Orgerie Georgios L. Stavrinides Sébastien Varrette Energy Efficiency for Ultrascale Systems: Challenges and Trends from Nesus Project. 105-131 2015 2 Supercomput. Front. Innov. 2 https://doi.org/10.14529/jsfi150206 https://www.wikidata.org/entity/Q58748865 db/journals/superfri/superfri2.html#BageinBPBCFKLMO15

Zafeirios C. Papazachos Helen D. Karatza Scheduling bags of tasks and gangs in a distributed system. 1-5 2015 CITS https://doi.org/10.1109/CITS.2015.7297765 conf/cits/2015 db/conf/cits/cits2015.html#PapazachosK15 Kyriaki Skenteridou Helen D. Karatza Job scheduling in a grid cluster. 1-5 2015 CITS https://doi.org/10.1109/CITS.2015.7297738 conf/cits/2015 db/conf/cits/cits2015.html#SkenteridouK15 Stephen S. Yau Wei-Tek Tsai Kenji Takahashi Xiaoying Bai Helen D. Karatza Message from the IWSC 2015 Workshop Organizers. 453 2015 COMPSAC Workshops https://doi.org/10.1109/COMPSAC.2015.300 https://doi.ieeecomputersociety.org/10.1109/COMPSAC.2015.300 conf/compsac/2015w db/conf/compsac/compsac2015w.html#YauTTBK15 Georgios L. Stavrinides Helen D. Karatza A Cost-Effective and QoS-Aware Approach to Scheduling Real-Time Workflow Applications in PaaS and SaaS Clouds. 231-239 2015 FiCloud https://doi.org/10.1109/FiCloud.2015.93 https://doi.ieeecomputersociety.org/10.1109/FiCloud.2015.93 https://www.wikidata.org/entity/Q58748858 conf/ficloud/2015 db/conf/ficloud/ficloud2015.html#StavrinidesK15 Eleni Karatza Cloud Computing - State-of-the-Art and Future Research Trends. IS-5 2015 ICSOFT-EA conf/icsoft/2015ea db/conf/icsoft/icsoft2015ea.html#Karatza15 Dimitris Tychalas Helen D. Karatza A cloud system for health care. 169-170 2015 Panhellenic Conference on Informatics https://doi.org/10.1145/2801948.2802036 conf/pci/2015 db/conf/pci/pci2015.html#TychalasK15

Fotis Loukos Helen D. Karatza Vana Kalogeraki Real-time data dissemination in mobile peer-to-peer networks. 179-190 2014 90 J. Syst. Softw. https://doi.org/10.1016/j.jss.2013.11.1122 db/journals/jss/jss90.html#LoukosKK14

George Terzopoulos Helen D. Karatza Energy-efficient real-time heterogeneous cluster scheduling with node replacement due to failures. 867-889 2014 68 J. Supercomput. 2 https://doi.org/10.1007/s11227-013-1070-0 db/journals/tjs/tjs68.html#TerzopoulosK14

Helen D. Karatza Scheduling jobs with different characteristics in distributed systems. 1-5 2014 CITS https://doi.org/10.1109/CITS.2014.6878969 conf/cits/2014 db/conf/cits/cits2014.html#Karatza14 George Terzopoulos Helen D. Karatza Bag-of-Task Scheduling on Power-Aware Clusters Using a DVFS-Based Mechanism. 833-840 2014 IPDPS Workshops https://doi.org/10.1109/IPDPSW.2014.95 https://doi.ieeecomputersociety.org/10.1109/IPDPSW.2014.95 conf/ipps/2014w db/conf/ipps/ipdps2014w.html#TerzopoulosK14 Georgios L. Stavrinides Helen D. Karatza The impact of resource heterogeneity on the timeliness of hard real-time complex jobs. 65:1-65:8 2014 PETRA https://doi.org/10.1145/2674396.2674469 https://www.wikidata.org/entity/Q58748884 conf/petra/2014 db/conf/petra/petra2014.html#StavrinidesK14

Constandinos X. Mavromoustakis Helen D. Karatza Performance Evaluation of Opportunistic Resource-Sharing Scheme Using Socially Oriented Outsourcing in Wireless Devices. 184-197 2013 56 Comput. J. 2 https://doi.org/10.1093/comjnl/bxs090 db/journals/cj/cj56.html#MavromoustakisK13

S. R. Chakravarthy Helen D. Karatza Two-server parallel system with pure space sharing and Markovian arrivals. 510-519 2013 40 Comput. Oper. Res. 1 https://doi.org/10.1016/j.cor.2012.08.002 db/journals/cor/cor40.html#ChakravarthyK13

Helen D. Karatza Constandinos X. Mavromoustakis Special Issue on Simulation-based Performance Evaluation of Infrastructures for the Internet of Things: Connectivity and resource considerations in the mobility Era. 157-158 2013 34 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2012.12.004 db/journals/simpra/simpra34.html#KaratzaM13

George Terzopoulos Helen D. Karatza Performance evaluation and energy consumption of a real-time heterogeneous grid system using DVS and DPM. 33-43 2013 36 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2013.04.006 db/journals/simpra/simpra36.html#TerzopoulosK13

Helen D. Karatza Special issue on energy efficiency in grids and clouds. 1-2 2013 39 Simul. Model. Pract. Theory https://doi.org/10.1016/j.simpat.2013.08.001 db/journals/simpra/simpra39.html#Karatza13

George Terzopoulos Helen D. Karatza Dynamic Voltage Scaling Scheduling on Power-Aware Clusters under Power Constraints. 72-78 2013 DS-RT https://doi.org/10.1109/DS-RT.2013.16 https://doi.ieeecomputersociety.org/10.1109/DS-RT.2013.16 http://dl.acm.org/citation.cfm?id=2570879 conf/dsrt/2013 db/conf/dsrt/dsrt2013.html#TerzopoulosK13

Georgios L. Stavrinides Helen D. Karatza Scheduling real-time DAGs in heterogeneous clusters by combining imprecise computations and bin packing techniques for the exploitation of schedule holes. 977-988 2012 28 Future Gener. Comput. Syst. 7 https://doi.org/10.1016/j.future.2012.03.002 https://www.wikidata.org/entity/Q58748889 db/journals/fgcs/fgcs28.html#StavrinidesK12

Kyriaki Gkoutioudi Helen D. Karatza Multi-Criteria Job Scheduling in Grid Using an Accelerated Genetic Algorithm. 311-323 2012 10 J. Grid Comput. 2 https://doi.org/10.1007/s10723-012-9210-y db/journals/grid/grid10.html#GkoutioudiK12

Zafeirios C. Papazachos Helen D. Karatza Scheduling of frequently communicating tasks. 146-157 2012 25 Int. J. Commun. Syst. 2 https://doi.org/10.1002/dac.1260 db/journals/ijcomsys/ijcomsys25.html#PapazachosK12

Constandinos X. Mavromoustakis Helen D. Karatza A tier-based asynchronous scheduling scheme for delay constrained energy efficient connectivity in asymmetrical wireless devices. 61-82 2012 59 J. Supercomput. 1 https://doi.org/10.1007/s11227-010-0419-x db/journals/tjs/tjs59.html#MavromoustakisK12

Ioannis A. Moschakis Helen D. Karatza Evaluation of gang scheduling performance and cost in a cloud computing system. 975-992 2012 59 J. Supercomput. 2 https://doi.org/10.1007/s11227-010-0481-4 db/journals/tjs/tjs59.html#MoschakisK12

George Terzopoulos Helen D. Karatza Performance evaluation of a real-time grid system using power-saving capable processors. 1135-1153 2012 61 J. Supercomput. 3 https://doi.org/10.1007/s11227-011-0689-y db/journals/tjs/tjs61.html#TerzopoulosK12

Helen D. Karatza Performance of Clouds - Issues and Research Directions. 05 2012 CLOSER conf/closer/2012 db/conf/closer/closer2012.html#Karatza12 George Terzopoulos Helen D. Karatza Maximizing Performance and Energy Efficiency of a Real-Time Heterogeneous 2-Level Grid System Using DVS. 185-191 2012 DS-RT https://doi.org/10.1109/DS-RT.2012.35 https://doi.ieeecomputersociety.org/10.1109/DS-RT.2012.35 conf/dsrt/2012 db/conf/dsrt/dsrt2012.html#TerzopoulosK12 Allen D. Malony Helen D. Karatza William J. Knottenbelt Sally A. McKee Topic 2: Performance Prediction and Evaluation. 52-53 2012 Euro-Par https://doi.org/10.1007/978-3-642-32820-6_7 conf/europar/2012 db/conf/europar/europar2012.html#MalonyKKM12 Kyriaki Gkoutioudi Helen D. Karatza A Simulation Study of Multi-criteria Scheduling in Grid Based on Genetic Algorithms. 317-324 2012 ISPA https://doi.org/10.1109/ISPA.2012.48 https://doi.ieeecomputersociety.org/10.1109/ISPA.2012.48 conf/ispa/2012 db/conf/ispa/ispa2012.html#GkoutioudiK12 Ioannis A. Moschakis Helen D. Karatza Parallel Job Scheduling on a Dynamic Cloud Model with Variable Workload and Active Balancing. 93-98 2012 Panhellenic Conference on Informatics https://doi.org/10.1109/PCi.2012.16 https://doi.ieeecomputersociety.org/10.1109/PCi.2012.16 conf/pci/2012 db/conf/pci/pci2012.html#MoschakisK12 Konstantinos I. Karaoglanoglou Helen D. Karatza Directing requests and acquiring knowledge in a large-scale Grid system. 1-8 2012 SPECTS https://ieeexplore.ieee.org/xpl/freeabs_all.jsp?arnumber=6267022 conf/spects/2012 db/conf/spects/spects2012.html#KaraoglanoglouK12

Constandinos X. Mavromoustakis Helen D. Karatza Embedded Socio-oriented Model for End-to-End Reliable Stream Schedules by Using Collaborative Outsourcing in MP2P Systems. 1235-1247 2011 54 Comput. J. 8 https://doi.org/10.1093/comjnl/bxr005 db/journals/cj/cj54.html#MavromoustakisK11

Zafeirios C. Papazachos Helen D. Karatza Gang scheduling in multi-core clusters implementing migrations. 1153-1165 2011 27 Future Gener. Comput. Syst. 8 https://doi.org/10.1016/j.future.2011.02.010 db/journals/fgcs/fgcs27.html#PapazachosK11

Konstantinos I. Karaoglanoglou Helen D. Karatza Acquiring Knowledge in a Grid System via a Resource Discovery Scheme. 2011 2 Int. J. Model. Simul. Sci. Comput. 1 https://doi.org/10.1142/S1793962311000360 db/journals/ijmssc/ijmssc2.html#KaraoglanoglouK11

Konstantinos I. Karaoglanoglou Helen D. Karatza Resource discovery in a Grid system: Directing requests to trustworthy virtual organizations based on global trust values. 465-478 2011 84 J. Syst. Softw. 3 https://doi.org/10.1016/j.jss.2010.10.043 db/journals/jss/jss84.html#KaraoglanoglouK11

Stylianos Zikos Helen D. Karatza Performance and energy aware cluster-level scheduling of compute-intensive jobs with unknown service times. 239-250 2011 19 Simul. Model. Pract. Theory 1 https://doi.org/10.1016/j.simpat.2010.06.009 db/journals/simpra/simpra19.html#ZikosK11

Georgios L. Stavrinides Helen D. Karatza Scheduling multiple task graphs in heterogeneous distributed real-time systems by exploiting schedule holes with bin packing techniques. 540-552 2011 19 Simul. Model. Pract. Theory 1 https://doi.org/10.1016/j.simpat.2010.08.010 https://www.wikidata.org/entity/Q58748898 db/journals/simpra/simpra19.html#StavrinidesK11

Fotis Loukos Helen D. Karatza Constandinos X. Mavromoustakis AntP2PR: An ant intelligence inspired routing scheme for Peer-to-Peer networks. 649-661 2011 19 Simul. Model. Pract. Theory 2 https://doi.org/10.1016/j.simpat.2010.10.004 db/journals/simpra/simpra19.html#LoukosKM11

Stylianos Zikos Helen D. Karatza A clairvoyant site allocation policy based on service demands of jobs in a computational grid. 1465-1478 2011 19 Simul. Model. Pract. Theory 6 https://doi.org/10.1016/j.simpat.2010.09.003 db/journals/simpra/simpra19.html#ZikosK11a

Zafeirios C. Papazachos Helen D. Karatza Gang scheduling in a two-cluster system implementing migrations and periodic feedback. 1021-1031 2011 87 Simul. 12 https://doi.org/10.1177/0037549710371218 db/journals/simulation/simulation87.html#PapazachosK11

Georgios L. Stavrinides Helen D. Karatza The Impact of Input Error on the Scheduling of Task Graphs with Imprecise Computations in Heterogeneous Distributed Real-Time Systems. 273-287 2011 ASMTA https://doi.org/10.1007/978-3-642-21713-5_20 https://www.wikidata.org/entity/Q58748904 conf/asmta/2011 db/conf/asmta/asmta2011.html#StavrinidesK11 Ioannis A. Moschakis Helen D. Karatza Performance and cost evaluation of Gang Scheduling in a Cloud Computing system with job migrations and starvation handling. 418-423 2011 ISCC https://doi.org/10.1109/ISCC.2011.5983873 https://doi.ieeecomputersociety.org/10.1109/ISCC.2011.5983873 conf/iscc/2011 db/conf/iscc/iscc2011.html#MoschakisK11 Fotis Loukos Helen D. Karatza SPECT: A system for Peer-to-Peer economic transactions. 1081-1084 2011 ISCC https://doi.org/10.1109/ISCC.2011.5983986 https://doi.ieeecomputersociety.org/10.1109/ISCC.2011.5983986 conf/iscc/2011 db/conf/iscc/iscc2011.html#LoukosK11

Constandinos X. Mavromoustakis Helen D. Karatza Real-time performance evaluation of asynchronous time division traffic-aware and delay-tolerant scheme in <i>ad hoc</i> sensor networks. 167-186 2010 23 Int. J. Commun. Syst. 2 https://doi.org/10.1002/dac.1054 db/journals/ijcomsys/ijcomsys23.html#MavromoustakisK10

Georgios L. Stavrinides Helen D. Karatza Scheduling multiple task graphs with end-to-end deadlines in distributed real-time systems utilizing imprecise computations. 1004-1014 2010 83 J. Syst. Softw. 6 https://doi.org/10.1016/j.jss.2009.12.025 https://www.wikidata.org/entity/Q58748910 db/journals/jss/jss83.html#StavrinidesK10

Zafeirios C. Papazachos Helen D. Karatza Performance evaluation of bag of gangs scheduling in a heterogeneous distributed system. 1346-1354 2010 83 J. Syst. Softw. 8 https://doi.org/10.1016/j.jss.2010.01.009 db/journals/jss/jss83.html#PapazachosK10

Kyriaki Gkoutioudi Helen D. Karatza Task cluster scheduling in a grid system. 1242-1252 2010 18 Simul. Model. Pract. Theory 9 https://doi.org/10.1016/j.simpat.2010.04.011 db/journals/simpra/simpra18.html#GkoutioudiK10

Constandinos X. Mavromoustakis Helen D. Karatza A Gossip-Based Optimistic Replication for Efficient Delay-Sensitive Streaming Using an Interactive Middleware Support System. 253-261 2010 4 IEEE Syst. J. 2 https://doi.org/10.1109/JSYST.2010.2047172 db/journals/sj/sj4.html#MavromoustakisK10

Stylianos Zikos Helen D. Karatza The impact of service demand variability on resource allocation strategies in a grid system. 19:1-19:29 2010 20 ACM Trans. Model. Comput. Simul. 4 https://doi.org/10.1145/1842722.1842724 db/journals/tomacs/tomacs20.html#ZikosK10

Sofia K. Dimitriadou Helen D. Karatza Job Scheduling in a Distributed System Using Backfilling with Inaccurate Runtime Computations. 329-336 2010 CISIS https://doi.org/10.1109/CISIS.2010.65 https://doi.ieeecomputersociety.org/10.1109/CISIS.2010.65 conf/cisis/2010 db/conf/cisis/cisis2010.html#DimitriadouK10 Stylianos Zikos Helen D. Karatza Clairvoyant site allocation of jobs with highly variable service demands in a computational grid. 1-8 2010 IPDPS Workshops https://doi.org/10.1109/IPDPSW.2010.5470781 https://doi.ieeecomputersociety.org/10.1109/IPDPSW.2010.5470781 conf/ipps/2010w db/conf/ipps/ipdps2010w.html#ZikosK10

Constandinos X. Mavromoustakis Helen D. Karatza A Gossip-based optimistic replication for efficient delay-sensitive streaming using an interactive middleware support system http://arxiv.org/abs/1009.4642 2010 CoRR abs/1009.4642 db/journals/corr/corr1009.html#abs-1009-4642

Stylianos Zikos Helen D. Karatza Communication cost effective scheduling policies of nonclairvoyant jobs with load balancing in a grid. 2103-2116 2009 82 J. Syst. Softw. 12 https://doi.org/10.1016/j.jss.2009.07.006 https://www.wikidata.org/entity/Q113441951 db/journals/jss/jss82.html#ZikosK09

Fotis Loukos Helen D. Karatza Reputation based friend-to-friend networks. 13-23 2009 2 Peer-to-Peer Netw. Appl. 1 https://doi.org/10.1007/s12083-008-0019-1 db/journals/ppna/ppna2.html#LoukosK09

Helen D. Karatza Performance of gang scheduling strategies in a parallel system. 430-441 2009 17 Simul. Model. Pract. Theory 2 https://doi.org/10.1016/j.simpat.2008.10.001 db/journals/simpra/simpra17.html#Karatza09

Zafeirios C. Papazachos Helen D. Karatza The impact of task service time variability on gang scheduling performance in a two-cluster system. 1276-1289 2009 17 Simul. Model. Pract. Theory 7 https://doi.org/10.1016/j.simpat.2009.05.002 db/journals/simpra/simpra17.html#PapazachosK09

Georgios L. Stavrinides Helen D. Karatza Fault-tolerant Gang Scheduling in Distributed Real-time Systems Utilizing Imprecise Computations. 525-536 2009 85 Simul. 8 https://doi.org/10.1177/0037549709340729 https://www.wikidata.org/entity/Q58748918 db/journals/simulation/simulation85.html#StavrinidesK09

Zafeirios C. Papazachos Helen D. Karatza Scheduling Gangs with Different Distributions in Gangs' Degree of Parallelism in a Multi-Site System. 121-126 2009 BCI https://doi.org/10.1109/BCI.2009.10 https://doi.ieeecomputersociety.org/10.1109/BCI.2009.10 conf/bci/2009 db/conf/bci/bci2009.html#PapazachosK09 Emmanuel Jeannot Ramin Yahyapour Daniel Grosu Helen D. Karatza Introduction. 165 2009 Euro-Par https://doi.org/10.1007/978-3-642-03869-3_18 conf/europar/2009 db/conf/europar/europar2009.html#JeannotYGK09 Konstantinos I. Karaoglanoglou Helen D. Karatza Performance evaluation of a resource discovery scheme in a Grid environment prone to resource failures. 1-8 2009 IPDPS https://doi.org/10.1109/IPDPS.2009.5161173 https://doi.ieeecomputersociety.org/10.1109/IPDPS.2009.5161173 conf/ipps/2009 db/conf/ipps/ipdps2009.html#KaraoglanoglouK09 Zafeirios C. Papazachos Helen D. Karatza Performance evaluation of gang scheduling in a two-cluster system with migrations. 1-8 2009 IPDPS https://doi.org/10.1109/IPDPS.2009.5161172 https://doi.ieeecomputersociety.org/10.1109/IPDPS.2009.5161172 conf/ipps/2009 db/conf/ipps/ipdps2009.html#PapazachosK09 Constandinos X. Mavromoustakis Helen D. Karatza Enabling high throughput for delay sensitive streams using epidemic replication in clustered MP2P devices. 2009 MobiMedia https://doi.org/10.4108/ICST.MOBIMEDIA2009.7449 https://dl.acm.org/citation.cfm?id=1653606 conf/mobimedia/2009 db/conf/mobimedia/mobimedia2009.html#MavromoustakisK09 Sofia K. Dimitriadou Helen D. Karatza Multi-Site Allocation Policies on a Grid and Local Level. 163-179 2009 conf/pasm/2009 PASM@MASCOTS https://doi.org/10.1016/j.entcs.2010.01.011 db/journals/entcs/entcs261.html#DimitriadouK10 Fotis Loukos Helen D. Karatza Enabling Cooperation in MANET-Based Peer-to-Peer Systems. 118-131 2009 Mobile Peer-to-Peer Computing https://doi.org/10.4018/978-1-60566-715-7.ch006 books/igi/09/S2009 db/books/collections/Sb2009.html#LoukosK09

Dimitrios Filippopoulos Helen D. Karatza A two-class parallel system with general service times of the parallel class. 942-964 2008 74 J. Comput. Syst. Sci. 6 https://doi.org/10.1016/j.jcss.2007.07.001 db/journals/jcss/jcss74.html#FilippopoulosK08

Constandinos X. Mavromoustakis Helen D. Karatza Under storage constraints of epidemic backup node selection using HyMIS architecture for data replication in mobile peer-to-peer networks. 100-112 2008 81 J. Syst. Softw. 1 https://doi.org/10.1016/j.jss.2007.03.087 db/journals/jss/jss81.html#MavromoustakisK08

Konstantinos I. Karaoglanoglou Helen D. Karatza Resource Discovery in a dynamical grid based on Re-routing Tables. 704-720 2008 16 Simul. Model. Pract. Theory 6 https://doi.org/10.1016/j.simpat.2008.04.010 db/journals/simpra/simpra16.html#KaraoglanoglouK08

Wei-Tek Tsai Xin Sun 0003 Qian Huang 0002 Helen D. Karatza An ontology-based collaborative service-oriented simulation framework with Microsoft Robotics Studio<sup>®</sup>. 1392-1414 2008 16 Simul. Model. Pract. Theory 9 https://doi.org/10.1016/j.simpat.2008.07.007 db/journals/simpra/simpra16.html#TsaiSHK08

Helen D. Karatza The Impact of Critical Sporadic Jobs on Gang Scheduling Performance in Distributed Systems. 89-102 2008 84 Simul. 2-3 https://doi.org/10.1177/0037549708091640 db/journals/simulation/simulation84.html#Karatza08

Stylianos Zikos Helen D. Karatza Resource Allocation Strategies in a 2-Level Hierarchical Grid System. 157-164 2008 Annual Simulation Symposium https://doi.org/10.1109/ANSS-41.2008.8 https://doi.ieeecomputersociety.org/10.1109/ANSS-41.2008.8 conf/anss/2008 db/conf/anss/anss2008.html#ZikosK08 Constandinos X. Mavromoustakis Helen D. Karatza End-to-end layered asynchronous scheduling scheme for energy aware QoS provision in asymmetrical wireless devices. 96-104 2008 EDOCW https://doi.org/10.1109/EDOCW.2008.31 https://doi.ieeecomputersociety.org/10.1109/EDOCW.2008.31 conf/edoc/2008w db/conf/edoc/edoc2008w.html#MavromoustakisK08 Konstantinos I. Karaoglanoglou Helen D. Karatza Resource Discovery in a Grid System Based on Matchmaking-Routers. 73-77 2008 Panhellenic Conference on Informatics https://doi.org/10.1109/PCI.2008.9 https://doi.ieeecomputersociety.org/10.1109/PCI.2008.9 conf/pci/2008 db/conf/pci/pci2008.html#KaraoglanoglouK08

Constandinos X. Mavromoustakis Helen D. Karatza Dispersed information diffusion with level and schema-based coordination in mobile peer to peer networks. 33-45 2007 10 Clust. Comput. 1 https://doi.org/10.1007/s10586-007-0005-z db/journals/cluster/cluster10.html#MavromoustakisK07

Dimitrios Filippopoulos Helen D. Karatza An M/M/2 parallel system model with pure space sharing among rigid jobs. 491-530 2007 45 Math. Comput. Model. 5-6 https://doi.org/10.1016/j.mcm.2006.06.007 db/journals/mcm/mcm45.html#FilippopoulosK07

Dimitrios Filippopoulos Helen D. Karatza Dynamic non-preemptive re-allocation policies between two sites with reconfigurable servers. 1192-1210 2007 15 Simul. Model. Pract. Theory 9 https://doi.org/10.1016/j.simpat.2007.08.001 db/journals/simpra/simpra15.html#FilippopoulosK07

Constandinos X. Mavromoustakis Helen D. Karatza Quality of Service Measures of Mobile Ad-hoc Wireless Network using Energy Consumption Mitigation with Asynchronous Inactivity Periods. 107-122 2007 83 Simul. 1 https://doi.org/10.1177/0037549707079233 db/journals/simulation/simulation83.html#MavromoustakisK07

Helen D. Karatza Preface: New Challenges in Large-Scale Computer Systems and Network Modeling and Simulation. 215-216 2007 83 Simul. 3 db/journals/simulation/simulation83.html#Karatza07 https://doi.org/10.1177/0037549707081211

Constandinos X. Mavromoustakis Helen D. Karatza Performance Measures of Stream-Oriented Power Consumption for Asymmetrical Communication in Wireless Ad-Hoc Networks. 310-317 2007 conf/anss/2007 Annual Simulation Symposium https://doi.org/10.1109/ANSS.2007.33 https://doi.ieeecomputersociety.org/10.1109/ANSS.2007.33 db/conf/anss/anss2007.html#MavromoustakisK07 Constandinos X. Mavromoustakis Helen D. Karatza An Optimal Adaptive Approach using Behavioral Promiscuous Caching and Storage-Capacity Characteristics for Energy Conservation in Asymmetrical Wireless Devices. 1-8 2007 PIMRC https://doi.org/10.1109/PIMRC.2007.4394194 conf/pimrc/2007 db/conf/pimrc/pimrc2007.html#MavromoustakisK07

Constandinos X. Mavromoustakis Helen D. Karatza Optimized QoS priority routing for service tunability and overhead reduction using swarm based active network scheme. 765-780 2006 29 Comput. Commun. 6 https://doi.org/10.1016/j.comcom.2005.07.018 db/journals/comcom/comcom29.html#MavromoustakisK06

Constandinos X. Mavromoustakis Helen D. Karatza On the efficiency and performance evaluation of the bandwidth clustering scheme for adaptive and reliable resource allocation. 1064-1078 2006 79 J. Syst. Softw. 8 https://doi.org/10.1016/j.jss.2005.09.021 db/journals/jss/jss79.html#MavromoustakisK06

Helen D. Karatza Georgios K. Theodoropoulos 0001 Distributed Systems Simulation. 677-678 2006 14 Simul. Model. Pract. Theory 6 https://doi.org/10.1016/j.simpat.2005.10.001 db/journals/simpra/simpra14.html#KaratzaT06

Constandinos X. Mavromoustakis Helen D. Karatza Performance evaluation of an on demand tunable resource allocation apparatus using constrained active network. 768-786 2006 14 Simul. Model. Pract. Theory 6 https://doi.org/10.1016/j.simpat.2005.10.006 db/journals/simpra/simpra14.html#MavromoustakisK06

Helen D. Karatza Richard Fujimoto Guest Editorial: Recent Advances in Network Modeling and Simulation. 91-92 2006 82 Simul. 2 db/journals/simulation/simulation82.html#KaratzaF06 https://doi.org/10.1177/0037549706066701

Helen D. Karatza Introduction to the Special Issue: On Internet and Wireless Network Performance. 277-278 2006 82 Simul. 5 db/journals/simulation/simulation82.html#Karatza06 https://doi.org/10.1177/0037549706068694

Constandinos X. Mavromoustakis Helen D. Karatza Swarm-based Active Tunable Routing for Overhead Reduction in Multiservice Networks. 294-303 2006 conf/anss/2006 Annual Simulation Symposium https://doi.org/10.1109/ANSS.2006.44 https://doi.ieeecomputersociety.org/10.1109/ANSS.2006.44 db/conf/anss/anss2006.html#MavromoustakisK06 Constandinos X. Mavromoustakis Helen D. Karatza On the performance analysis of recursive data replication scheme for file sharing in mobile peer-to-peer devices using the HyMIS scheme. 2006 conf/ipps/2006 IPDPS https://doi.org/10.1109/IPDPS.2006.1639636 https://doi.ieeecomputersociety.org/10.1109/IPDPS.2006.1639636 db/conf/ipps/ipdps2006.html#MavromoustakisK06 Maria A. Ioannidou Helen D. Karatza Multi-site Scheduling with Multiple Job Reservations and Forecasting Methods. 894-903 2006 conf/ispa/2006 ISPA https://doi.org/10.1007/11946441_80 db/conf/ispa/ispa2006.html#IoannidouK06 Dimitrios Filippopoulos Helen D. Karatza A two-class parallel queue with pure space sharing among rigid jobs and general service times. 2 2006 conf/valuetools/2006 VALUETOOLS https://doi.org/10.1145/1190095.1190097 http://eudl.eu/doi/10.1145/1190095.1190097 db/conf/valuetools/valuetools2006.html#FilippopoulosK06

Constandinos X. Mavromoustakis Helen D. Karatza Adaptive traffic-based control method for energy conservation in wireless devices. 213-232 2005 13 Simul. Model. Pract. Theory 3 https://doi.org/10.1016/j.simpat.2004.10.003 db/journals/simpra/simpra13.html#MavromoustakisK05

Helen D. Karatza Guest Editor's Introduction: Special Issue On Modeling and Simulation of Emerging Wireless and Sensor Network Technologies and Applications. 397-398 2005 81 Simul. 6 db/journals/simulation/simulation81.html#Karatza05 https://doi.org/10.1177/0037549705055787

Constandinos X. Mavromoustakis Helen D. Karatza Handling Delay Sensitive Contents Using Adaptive Traffic-Based Control Method for Minimizing Energy Consumption in Wireless Devices. 295-302 2005 conf/anss/2005 Annual Simulation Symposium https://doi.org/10.1109/ANSS.2005.24 https://doi.ieeecomputersociety.org/10.1109/ANSS.2005.24 http://dl.acm.org/citation.cfm?id=1050763 db/conf/anss/anss2005.html#MavromoustakisK05 Constandinos X. Mavromoustakis Helen D. Karatza Bandwidth Clustering for Reliable and Prioritized Network Routing Using Split Agent-Based Method. 89-94 2005 conf/icdcsw/2005 ICDCS Workshops https://doi.org/10.1109/ICDCSW.2005.46 https://doi.ieeecomputersociety.org/10.1109/ICDCSW.2005.46 db/conf/icdcsw/icdcsw2005.html#MavromoustakisK05 Constandinos X. Mavromoustakis Helen D. Karatza Reliable file sharing scheme for mobile peer-to-peer users using epidemic selective caching. 169-177 2005 ICPS https://doi.org/10.1109/PERSER.2005.1506408 https://doi.ieeecomputersociety.org/10.1109/PERSER.2005.1506408 conf/icps/2005 db/conf/icps/icps2005.html#MavromoustakisK05 Constandinos X. Mavromoustakis Helen D. Karatza Segmented File Sharing with Recursive Epidemic Placement Policy for Reliability in Mobile Peer-to-Peer Devices. 371-380 2005 conf/mascots/2005 MASCOTS https://doi.org/10.1109/MASCOTS.2005.61 https://doi.ieeecomputersociety.org/10.1109/MASCOT.2005.62 db/conf/mascots/mascots2005.html#MavromoustakisK05 Constandinos X. Mavromoustakis Helen D. Karatza Epidemic Collaborative Geocast for Reliable Segmented File Sharing in Mobile Peer-to-Peer Devices. 211-222 2005 conf/pci/2005 Panhellenic Conference on Informatics https://doi.org/10.1007/11573036_20 db/conf/pci/pci2005.html#MavromoustakisK05

Constandinos X. Mavromoustakis Helen D. Karatza Agent-based throughput response in presence of node and/or link failure (on demand) for circuit switched telecommunication networks. 230-238 2004 27 Comput. Commun. 3 https://doi.org/10.1016/j.comcom.2003.08.013 db/journals/comcom/comcom27.html#MavromoustakisK04

Helen D. Karatza Intelligent Software Agents' Influence on Media-Based Systems. 2004 5 IEEE Distributed Syst. Online 3 https://doi.org/10.1109/MDSO.2004.1285881 https://doi.ieeecomputersociety.org/10.1109/MDSO.2004.1285881 db/journals/dsonline/dsonline5.html#Karatza04

Helen D. Karatza A Valuable Resource of Programmers Using .NET Technology. 2004 5 IEEE Distributed Syst. Online 6 https://doi.org/10.1109/MDSO.2004.6 https://doi.ieeecomputersociety.org/10.1109/MDSO.2004.6 https://www.wikidata.org/entity/Q114085609 db/journals/dsonline/dsonline5.html#Karatza04a

Helen D. Karatza An Excellent Resource for Parallel Computing. 2004 5 IEEE Distributed Syst. Online 7 https://doi.org/10.1109/MDSO.2004.12 https://doi.ieeecomputersociety.org/10.1109/MDSO.2004.12 db/journals/dsonline/dsonline5.html#Karatza04b

Constandinos X. Mavromoustakis Helen D. Karatza Split agent-based routing in interconnected networks. 303-320 2004 17 Int. J. Commun. Syst. 4 https://doi.org/10.1002/dac.644 db/journals/ijcomsys/ijcomsys17.html#MavromoustakisK04

Konstantinos G. Zerfiridis Helen D. Karatza Brute force web search for wireless devices using mobile agents. 195-206 2004 69 J. Syst. Softw. 1-2 https://doi.org/10.1016/S0164-1212(03)00085-2 db/journals/jss/jss69.html#ZerfiridisK04

Helen D. Karatza Computer systems. 199-200 2004 71 J. Syst. Softw. 3 https://doi.org/10.1016/S0164-1212(03)00005-0 db/journals/jss/jss71.html#Karatza04

Helen D. Karatza Performance modeling and analysis of computer systems and networks. 1-2 2004 73 J. Syst. Softw. https://doi.org/10.1016/j.jss.2003.09.002 db/journals/jss/jss73.html#Karatza04a

Konstantinos G. Zerfiridis Helen D. Karatza File distribution using a peer-to-peer network--a simulation study. 31-44 2004 73 J. Syst. Softw. https://doi.org/10.1016/S0164-1212(03)00244-9 db/journals/jss/jss73.html#ZerfiridisK04a

Helen D. Karatza Modeling and simulation of distributed systems and networks. 183-185 2004 12 Simul. Model. Pract. Theory 3-4 https://doi.org/10.1016/j.simpat.2004.04.001 db/journals/simpra/simpra12.html#Karatza04

Helen D. Karatza Simulation study of multitasking in distributed server systems with variable workload. 591-608 2004 12 Simul. Model. Pract. Theory 7-8 https://doi.org/10.1016/S1569-190X(03)00092-3 db/journals/simpra/simpra12.html#Karatza04a

Helen D. Karatza Preface to Special Issue on Modeling and Simulation Applications in Cluster and Grid Computing. 179-180 2004 80 Simul. 4-5 db/journals/simulation/simulation80.html#Karatza04 https://doi.org/10.1177/0037549704045432

Konstantinos G. Zerfiridis Helen D. Karatza Itinerary-Based Segmented Dissemination on a Peer-to-Peer Network. 501-510 2004 80 Simul. 10 https://doi.org/10.1177/0037549704047306 db/journals/simulation/simulation80.html#ZerfiridisK04

Constandinos X. Mavromoustakis Helen D. Karatza Adaptive Energy Conservation Model using Dynamic Caching for Wireless Devices. 257-264 2004 conf/anss/2004 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.2004.1299490 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.2004.1299490 http://dl.acm.org/citation.cfm?id=987709 db/conf/anss/anss2004.html#MavromoustakisK04 Konstantinos G. Zerfiridis Helen D. Karatza Optimized Dissemination of Highly Anticipated Content over an Itinerary Based P2P Network. 265-272 2004 conf/anss/2004 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.2004.1299491 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.2004.1299491 http://dl.acm.org/citation.cfm?id=987708 db/conf/anss/anss2004.html#ZerfiridisK04 Constandinos X. Mavromoustakis Helen D. Karatza An on Demand Path Marking and Capacity Reservation Method using Split Agent. 128 2004 conf/clade/2004 CLADE https://doi.org/10.1109/CLADE.2004.1309099 https://doi.ieeecomputersociety.org/10.1109/CLADE.2004.1309099 db/conf/clade/clade2004.html#MavromoustakisK04

Helen D. Karatza Ralph C. Hilzer Jr. Parallel Job Scheduling in Homogeneous Distributed Systems. 287-298 2003 79 Simul. 5-6 https://doi.org/10.1177/0037549703037148 db/journals/simulation/simulation79.html#KaratzaH03

Helen D. Karatza Ralph C. Hilzer Jr. Performance Analysis of Parallel Job Scheduling in Distributed Systems. 109-116 2003 conf/anss/2003 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.2003.1192804 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.2003.1192804 http://dl.acm.org/citation.cfm?id=786236 db/conf/anss/anss2003.html#KaratzaH03 Konstantinos G. Zerfiridis Helen D. Karatza Dissemination Scenarios in Peer-to-Peer Networks. 309-316 2003 conf/anss/2003 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.2003.1192828 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.2003.1192828 http://dl.acm.org/citation.cfm?id=786219 db/conf/anss/anss2003.html#ZerfiridisK03 Konstantinos G. Zerfiridis Helen D. Karatza Large Scale Dissemination Using a Peer-to-Peer Network. 421-427 2003 conf/ccgrid/2003 CCGRID https://doi.org/10.1109/CCGRID.2003.1199396 https://doi.ieeecomputersociety.org/10.1109/CCGRID.2003.1199396 db/conf/ccgrid/ccgrid2003.html#ZerfiridisK03 Konstantinos G. Zerfiridis Helen D. Karatza Fault Tolerant Peer-to-Peer Dissemination Network. 1257-1264 https://doi.org/10.1007/978-3-540-45209-6_169 2003 conf/europar/2003 Euro-Par db/conf/europar/europar2003.html#ZerfiridisK03 Helen D. Karatza Gang Scheduling in a Distributed System under Processor Failures and Time-Varying Gang Size. 330-336 2003 conf/ftdcs/2003 FTDCS https://doi.org/10.1109/FTDCS.2003.1204355 https://doi.ieeecomputersociety.org/10.1109/FTDCS.2003.1204355 db/conf/ftdcs/ftdcs2003.html#Karatza03 Helen D. Karatza Scheduling in Distributed Systems. 336-356 https://doi.org/10.1007/978-3-540-24663-3_16 2003 conf/mascots/2003t MASCOTS Tutorials db/conf/mascots/mascotst2003.html#Karatza03

Helen D. Karatza Book Review: An Owner's Manual for High Performance Computing (A review of Techniques for Optimizing Applications: High Performance Computing by Rajat P. Garg and Ilya Sharapov). 2002 3 IEEE Distributed Syst. Online 10 db/journals/dsonline/dsonline3.html#Karatza02

Konstantinos G. Zerfiridis Helen D. Karatza Mobile agents as a middleware for data dissemination. 313-324 2002 10 3 Neural Parallel Sci. Comput. db/journals/npsc/npsc10.html#ZerfiridisK02 http://dl.acm.org/citation.cfm?id=639866

Helen D. Karatza Task scheduling performance in distributed systems with time varying workload. 325-338 2002 10 3 Neural Parallel Sci. Comput. db/journals/npsc/npsc10.html#Karatza02 http://dl.acm.org/citation.cfm?id=639867

Helen D. Karatza Ralph C. Hilzer Jr. A Simulation Study of Epoch Load Sharing in Distributed Systems. 461-471 2002 78 Simul. 7 https://doi.org/10.1177/0037549702078007583 db/journals/simulation/simulation78.html#KaratzaH02

Helen D. Karatza Ralph C. Hilzer Jr. Scheduling a Job Mix in a Partitionable Parallel System. 115-121 2002 conf/anss/2002 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.2002.1000136 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.2002.1000136 db/conf/anss/anss2002.html#KaratzaH02 Helen D. Karatza Gang Scheduling Performance on a Cluster of Non-Dedicated Workstations. 235-241 2002 conf/anss/2002 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.2002.1000159 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.2002.1000159 db/conf/anss/anss2002.html#Karatza02 Helen D. Karatza Scheduling Issues in a Partitionable Parallel System. 522-526 2002 conf/esm/2002 ESM db/conf/esm/esm2002.html#Karatza02 Helen D. Karatza Ralph C. Hilzer Jr. Parallel and distributed systems: load sharing in heterogeneous distributed systems. 489-496 2002 conf/wsc/2002 WSC https://doi.org/10.1109/WSC.2002.1172921 https://doi.ieeecomputersociety.org/10.1109/WSC.2002.1172921 http://dl.acm.org/citation.cfm?id=1030521 db/conf/wsc/wsc2002.html#KaratzaH02

Helen D. Karatza Job scheduling in heterogeneous distributed systems. 203-212 2001 56 J. Syst. Softw. 3 https://doi.org/10.1016/S0164-1212(00)00098-4 db/journals/jss/jss56.html#Karatza01

Helen D. Karatza Gang Scheduling Performance under Different Distributions of Gang Size. 2001 4 Parallel Distributed Comput. Pract. 4 http://www.scpe.org/index.php/scpe/article/view/261 db/journals/scpe/scpe4.html#Karatza01

Helen D. Karatza Modeling and Simulation Applications in Scheduling Multiprocessor Systems. 50 2001 76 Simul. 1 db/journals/simulation/simulation76.html#Karatza01a https://doi.org/10.1177/003754970107600109

Helen D. Karatza Modeling and Simulation Applications in Scheduling Multiprocessor Systems. 123 2001 76 Simul. 2 db/journals/simulation/simulation76.html#Karatza01b https://doi.org/10.1177/003754970107600218

Helen D. Karatza Modeling and Simulation Applications in Scheduling Multiprocessor Systems. 188 2001 76 Simul. 3 db/journals/simulation/simulation76.html#Karatza01c https://doi.org/10.1177/003754970107600310

Helen D. Karatza Modeling and Simulation Applications in Scheduling Multiprocessor Systems. 309 2001 76 Simul. 5 db/journals/simulation/simulation76.html#Karatza01d https://doi.org/10.1177/003754970107600520

Helen D. Karatza Modeling and Simulation Applications in Scheduling Multiprocessor Systems. 167-168 2001 77 Simul. 5-6 db/journals/simulation/simulation77.html#Karatza01 https://doi.org/10.1177/003754970107700502

Helen D. Karatza Ralph C. Hilzer Jr. Epoch Load Sharing in a Network of Workstations. 36-42 2001 conf/anss/2001 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.2001.922112 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.2001.922112 db/conf/anss/anss2001.html#KaratzaH01

Helen D. Karatza Cache affinity and resequencing in a shared-memory multiprocessing system. 7-18 2000 51 J. Syst. Softw. 1 https://doi.org/10.1016/S0164-1212(99)00104-1 db/journals/jss/jss51.html#Karatza00

Helen D. Karatza Book Review : Simulation with Visual SLAM and Awesim by A. Alan B. Pritsker and Jean J. O'Reilly. 361 2000 74 Simul. 6 db/journals/simulation/simulation74.html#Karatza00 https://doi.org/10.1177/003754970007400606

Helen D. Karatza Modeling and Simulation Applications in Scheduling Multiprocessor Systems. 366 2000 74 Simul. 6 db/journals/simulation/simulation74.html#Karatza00a https://doi.org/10.1177/003754970007400608

Helen D. Karatza Scheduling Strategies for Multitasking in a Distributed System. 83-90 2000 conf/anss/2000 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.2000.844904 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.2000.844904 db/conf/anss/anss2000.html#Karatza00 Helen D. Karatza A simulation model of backfilling and I/O scheduling in a partitionable parallel system. 496-505 2000 conf/wsc/2000 WSC https://doi.org/10.1109/WSC.2000.899757 https://doi.ieeecomputersociety.org/10.1109/WSC.2000.899757 http://dl.acm.org/citation.cfm?id=510454 db/conf/wsc/wsc2000.html#Karatza00 Helen D. Karatza A Simulation - Based Performance Analysis of Gang Scheduling in a Distributed System. 26-33 1999 conf/anss/1999 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.1999.766450 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.1999.766450 db/conf/anss/anss1999.html#Karatza99 Helen D. Karatza A Simulation Model of Task Cluster Scheduling in Distributed Systems. 163-168 1999 conf/ftdcs/1999 FTDCS https://doi.org/10.1109/FTDCS.1999.818800 https://doi.ieeecomputersociety.org/10.1109/FTDCS.1999.818800 db/conf/ftdcs/ftdcs1999.html#Karatza99

Helen D. Karatza Task routing and resequencing in a multiprocessor system. 189-197 1998 41 J. Syst. Softw. 3 https://doi.org/10.1016/S0164-1212(97)10019-X db/journals/jss/jss41.html#Karatza98

Helen D. Karatza Assignment of Programs in a Distributed System with Resequencing. 34-41 1998 conf/anss/1998 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.1998.668427 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.1998.668427 db/conf/anss/anss1998.html#Karatza98

Helen D. Karatza Simulation Study of Task Scheduling and Resequencing in a Multiprocessing System. 241-247 1997 68 Simul. 4 https://doi.org/10.1177/003754979706800405 db/journals/simulation/simulation68.html#Karatza97

Anthony Karageorgos Helen D. Karatza Performance Issues of Task Routing and Task Scheduling with Resequencing in Homogeneous Distributed Systems. 56-63 1997 conf/anss/1997 Annual Simulation Symposium https://doi.org/10.1109/SIMSYM.1997.586483 https://doi.ieeecomputersociety.org/10.1109/SIMSYM.1997.586483 db/conf/anss/anss1997.html#KarageorgosK97 Helen D. Karatza Multitasking and resequencing in a two-stage multiprocessing system. 1247-1251 1996 conf/wsc/1996 WSC https://doi.ieeecomputersociety.org/10.1109/WSC.1996.873431 https://doi.org/10.1145/256562.256939 db/conf/wsc/wsc1996.html#Karatza96 Helen D. Karatza Simulation Study of Multitasking and Resequencing in a Homogeneous Distributed System. 541-546 1995 conf/eurosim/1995 EUROSIM db/conf/eurosim/eurosim1995.html#Karatza95

Helen D. Karatza Simulation study of a system with two processors linked in tandem. 285-292 1994 26 J. Syst. Softw. 3 https://doi.org/10.1016/0164-1212(94)90018-3 db/journals/jss/jss26.html#Karatza94

Helen D. Karatza Book Reviews : Simulation Modeling and Analysis (2nd Edition) A.M.Law and W.D.Kelton McGraw-Hill. 336 1993 61 Simul. 5 https://doi.org/10.1177/003754979306100508 db/journals/simulation/simulation61.html#Karatza93

Helen D. Karatza Simulation Study of Multitasking of Closed Computer System Networks. 42-51 1987 2 Comput. Syst. Sci. Eng. 1 db/journals/csse/csse2.html#Karatza87

Helen D. Karatza Simulation Study of Multitasking of Open Computer System Networks. 193-204 1986 1 Comput. Syst. Sci. Eng. 4 db/journals/csse/csse1.html#Karatza86

Marco Aldinucci Francisco Almeida Vasco Amaral 0001 Marcos Dias de Assunção Hrachya V. Astsatryan Michel Bagein Xiaoying Bai Jorge G. Barbosa Siegfried Benkner Vicente Blanco 0001Vicente Blanco Pérez Francisco Javier García Blas Michele Bombardieri Andrea Bracciali Ivona Brandic Paulo Carreira 0001 Jesús Carretero 0001 Salvatore Castanò Edgars Celms S. R. Chakravarthy Luís Correia 0001 Georges Da Costa Samuel Cremer Fabrizio Curcio Sofia K. Dimitriadou Manuel F. Dolz Francisco Rodrigo Duro Rehab Duwairi Anne C. Elster Thomas Fahringer Dimitrios Filippopoulos Giancarlo Fortino Sébastien Fremal Richard M. FujimotoRichard Fujimoto Angelo Furfaro Kyriaki Gkoutioudi Horacio González-Vélez Miguel Goulão Ivan Grasso Clemens Grelck Daniel Grosu Ralph C. Hilzer Jr. Atanas Hristov Qian Huang 0002 Maria A. Ioannidou Mateusz Jarus Emmanuel Jeannot Vana Kalogeraki Anthony Karageorgos Konstantinos I. Karaoglanoglou Christoph W. Kessler Peter Kilpatrick William J. Knottenbelt Joanna Kolodziej Igor V. Kotenko Alexey L. Lastovetsky Laurent Lefèvre Fotis Loukos Allen D. Malony Fabrizio Marozzo Hugo F. M. C. Martiniano Toni Mastelic Ilias Mavridis Constandinos X. Mavromoustakis Sally A. McKee Raffaele Montella Ioannis A. Moschakis Beatriz Norberto Ariel Oleksiak Anne-Cécile Orgerie Zafeirios C. Papazachos Dana Petcu Jean-Marc Pierson Sabri Pllana Ana Respício Juan A. Rico-GallegoJuan-Antonio Rico-Gallego José Simão Kyriaki Skenteridou Georgios L. Stavrinides Xin Sun 0003 Kenji Takahashi Domenico Talia George Terzopoulos Georgios Theodoropoulos 0001Georgios K. Theodoropoulos 0001 Paolo Trunfio Wei-Tek Tsai Dimitrios Tychalas Dimitris Tychalas Sébastien Varrette Luís Veiga Ari Visa Ramin Yahyapour Stephen S. Yau Konstantinos G. Zerfiridis Stylianos Zikos