Kazuhiro Nakadai Makoto Kumon Yoko Sasaki Kotaro Hoshiba Benjamin Yen 0001 Swarm Active Audition System with Robots and Drones for a Search and Rescue Task. 1-6 2024 APSIPA https://doi.org/10.1109/APSIPAASC63619.2025.10848937 conf/apsipa/2024 db/conf/apsipa/apsipa2024.html#NakadaiKSH024