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DSI Studio

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Takahiro Yokoyama, Frank Yeh2

Apr 8

Questions regarding 2D mosaic export and "Recognize and Cluster" for rat brain data

To display and export your results as a 2D mosaic, please navigate to the "Step T3c" tab.

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Questions regarding 2D mosaic export and "Recognize and Cluster" for rat brain data

To display and export your results as a 2D mosaic, please navigate to the "Step T3c" tab.

Apr 8

Anna Kannonier, Frank Yeh2

Apr 8

Three groups setup

Hi Anna, For the cross-sectional analysis, the best approach is to create a single database that

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Three groups setup

Hi Anna, For the cross-sectional analysis, the best approach is to create a single database that

Apr 8

Steven J Granger, Frank Yeh10

Apr 2

Data Quality Question

yes On Thu, Apr 2, 2026 at 11:48 AM Steven J Granger <gran...@uci.edu> wrote: > > Hi

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Data Quality Question

yes On Thu, Apr 2, 2026 at 11:48 AM Steven J Granger <gran...@uci.edu> wrote: > > Hi

Apr 2

Drew Parker, Frank Yeh2

Mar 30

Apptainer Qt library problems

Hi Drew, The libQt6Core.so.6 error you are seeing is a common issue when running newer Qt6-based

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Apptainer Qt library problems

Hi Drew, The libQt6Core.so.6 error you are seeing is a common issue when running newer Qt6-based

Mar 30

Xu Zhang, Frank Yeh2

Mar 30

Seeking help with batch generating 116x116 Connectivity Matrices via AAL116 atlas

Dear Xu Zhang, Batch Processing and Atlas Loading The AAL116 atlas is a gray matter parcellation

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Seeking help with batch generating 116x116 Connectivity Matrices via AAL116 atlas

Dear Xu Zhang, Batch Processing and Atlas Loading The AAL116 atlas is a gray matter parcellation

Mar 30

Valerie Sydnor, Frank Yeh2

Mar 29

Filtering whole-brain tractography using autotrack atlas

First convert atk bundles as region NIFTI files. You may use --action=atk --source=sub.fz --action=

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Filtering whole-brain tractography using autotrack atlas

First convert atk bundles as region NIFTI files. You may use --action=atk --source=sub.fz --action=

Mar 29

Valerie Sydnor, Frank Yeh7

Mar 29

Scalar metric-weighted tract endpoint mask

Thank you for the help here, Frank. I was able to successfully accomplish this at the regional level

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Scalar metric-weighted tract endpoint mask

Thank you for the help here, Frank. I was able to successfully accomplish this at the regional level

Mar 29

Luisa G, Frank Yeh3

Mar 26

Right frontal tracking issues (ACC-DLPFC-OFC)

Sorry for the long delay in responding to this issue. Most DWI data has large distortion and signal

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Right frontal tracking issues (ACC-DLPFC-OFC)

Sorry for the long delay in responding to this issue. Most DWI data has large distortion and signal

Mar 26

Edoardo Vattimo, Frank Yeh3

Mar 23

DSI Studio Built-in Atlases - MNI Space

Hi Edoardo, Sorry for missing your question. The differences between a and b is just resolution

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DSI Studio Built-in Atlases - MNI Space

Hi Edoardo, Sorry for missing your question. The differences between a and b is just resolution

Mar 23

shashank bansal, Frank Yeh4

Mar 23

Question about neonatal UF tractography differences in DSI Studio

Sorry for the late reply. > > I am currently investigating brain connectivity across different

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Question about neonatal UF tractography differences in DSI Studio

Sorry for the late reply. > > I am currently investigating brain connectivity across different

Mar 23

Aesha Jain, Frank Yeh5

Mar 23

Trouble generating hand motor CST tracts using TMS points as ROI

Thank you so much for your help, frank. I tried with the smaller step size and changed my tracking

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Trouble generating hand motor CST tracts using TMS points as ROI

Thank you so much for your help, frank. I tried with the smaller step size and changed my tracking

Mar 23

Dearbhla Cullinane, Frank Yeh2

Mar 23

frank.yeh@gmail.com

In GUI, there is an option on the right upper corner to specify the default saving format. In CLI,

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frank.yeh@gmail.com

In GUI, there is an option on the right upper corner to specify the default saving format. In CLI,

Mar 23

Darren Lee, … Frank Yeh6

Mar 16

Fiber-Tracking Parameter Setting (Command Line)

Thank you for reporting this issue. The atk did not use parameter_id, and I updated the code to use

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Fiber-Tracking Parameter Setting (Command Line)

Thank you for reporting this issue. The atk did not use parameter_id, and I updated the code to use

Mar 16

Michael Houston, Frank Yeh2

Mar 16

Issue importing DCM to SRC

Sorry about the issue. You may try dcm2nii (not in the DSI Studio package) and convert dicom to NIFTI

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Issue importing DCM to SRC

Sorry about the issue. You may try dcm2nii (not in the DSI Studio package) and convert dicom to NIFTI

Mar 16

Bassam Al-Fatly, Frank Yeh3

Mar 16

Exporting different DTI metrics from a specific tract

try --profile=dti_fa:3:1 On Wed, Mar 11, 2026 at 11:11 AM Bassam Al-Fatly <bassam.alfatly@gmail.

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Exporting different DTI metrics from a specific tract

try --profile=dti_fa:3:1 On Wed, Mar 11, 2026 at 11:11 AM Bassam Al-Fatly <bassam.alfatly@gmail.

Mar 16

RUTH LANGAT, Frank Yeh2

Mar 14

Sorry I have no idea what you are talking about. Frank On Sat, Mar 14, 2026 at 2:57 AM RUTH LANGAT

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Sorry I have no idea what you are talking about. Frank On Sat, Mar 14, 2026 at 2:57 AM RUTH LANGAT

Mar 14

Brianna Newton, Frank Yeh2

Mar 13

Changing Rat Atlas from Duke to WHS

Hi Brianna, It is unlikely to work because WHS lacks isotropic maps. DSI Studio requires both the

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Changing Rat Atlas from Duke to WHS

Hi Brianna, It is unlikely to work because WHS lacks isotropic maps. DSI Studio requires both the

Mar 13

Eleonora Grande, … Pavan Jella9

Mar 6

Eddy correction does not work on Mac

open terminal and enter the following: export FSLDIR="/Users/myru/fsl" source "$FSLDIR

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Eddy correction does not work on Mac

open terminal and enter the following: export FSLDIR="/Users/myru/fsl" source "$FSLDIR

Mar 6

Yijie Li (一生破晓), Frank Yeh2

Mar 5

Seeking Advice on Fiber Tracking Parameters

Increasing anisotropy threshold or angular threshold can help reduce those false results. Frank On

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Seeking Advice on Fiber Tracking Parameters

Increasing anisotropy threshold or angular threshold can help reduce those false results. Frank On

Mar 5

Justin Kasowski, Frank Yeh2

Mar 2

Problem with correlation connectometry csv

DSI Studio will try to match the subject name with the first column by checking the text. To make

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Problem with correlation connectometry csv

DSI Studio will try to match the subject name with the first column by checking the text. To make

Mar 2

Steven J Granger, Frank Yeh7

Feb 25

DSI Studio Eddy Implementation

great, thanks!! On Wed, Feb 25, 2026 at 11:11 AM Frank Yeh <fran...@gmail.com> wrote: Yes On

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DSI Studio Eddy Implementation

great, thanks!! On Wed, Feb 25, 2026 at 11:11 AM Frank Yeh <fran...@gmail.com> wrote: Yes On

Feb 25

Ibtisam Aslam, Frank Yeh2

Feb 24

Batch Processing Multiple Subjects in MNI Space with ROI Statistics

You can do this directly from the CLI using --action=ana (region functions). Option A) Your own MNI

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Batch Processing Multiple Subjects in MNI Space with ROI Statistics

You can do this directly from the CLI using --action=ana (region functions). Option A) Your own MNI

Feb 24

Setare Shirani, Frank Yeh2

Feb 23

Tractography in Children with Cerebral Palsy

I checked the data you uploaded. I got consistent results. There are a lot of signal dropouts, and

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Tractography in Children with Cerebral Palsy

I checked the data you uploaded. I got consistent results. There are a lot of signal dropouts, and

Feb 23

Catrin, Frank Yeh2

Feb 23

Trouble aggregating FIB files

Mixing old and new FIB files is not ideal, as version differences may create bias. The best solution

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Trouble aggregating FIB files

Mixing old and new FIB files is not ideal, as version differences may create bias. The best solution

Feb 23

Aesha Jain, Frank Yeh4

Feb 23

Issues with matching CLI/MATLAB results with DSI Studio GUI results

There are many differences in the parameters as listed in the log files. The biggest difference is

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Issues with matching CLI/MATLAB results with DSI Studio GUI results

There are many differences in the parameters as listed in the log files. The biggest difference is

Feb 23

Atakan Besnek, Frank Yeh4

Feb 23

You may need to rename and sort the DICOM files first or use dcm2nii to convert them to NIFTI/bval/

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You may need to rename and sort the DICOM files first or use dcm2nii to convert them to NIFTI/bval/

Feb 23

Pedro Henrique Rodrigues da Silva, … Frank Yeh5

Feb 23

Group connectometry without cerebellum

Hi Pedro, Users may provide sequence names, but the signals themselves won't lie. What you are

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Group connectometry without cerebellum

Hi Pedro, Users may provide sequence names, but the signals themselves won't lie. What you are

Feb 23

李苏, Frank Yeh2

Feb 22

Anomalous Axial Slice Display in DSI Studio During DTI Processing

This is acquisition problem. The scan has thick slice 5 times more than in plane. Best Frank 李苏 <

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Anomalous Axial Slice Display in DSI Studio During DTI Processing

This is acquisition problem. The scan has thick slice 5 times more than in plane. Best Frank 李苏 <

Feb 22

shashank bansal, Frank Yeh2

Feb 20

Suitability of neonatal template for 1–18 month data

I would say it is appropriate for most analyses. Frank On Fri, Feb 20, 2026 at 12:44 AM shashank

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Suitability of neonatal template for 1–18 month data

I would say it is appropriate for most analyses. Frank On Fri, Feb 20, 2026 at 12:44 AM shashank

Feb 20

Tom Le Tutour, Frank Yeh6

Feb 20

Possible Y-axis flip in report of correlational tractography

Dear Frank, The bug seems fixed on my end using the Feb. 18 2026 build. It was no hassle at all,

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Possible Y-axis flip in report of correlational tractography

Dear Frank, The bug seems fixed on my end using the Feb. 18 2026 build. It was no hassle at all,

Feb 20

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