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Giorgio Marcello, Frank Yeh2

Dec 24

The b table has an issue. Likely there are invalid values there. Frank Giorgio Marcello <

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The b table has an issue. Likely there are invalid values there. Frank Giorgio Marcello <

Dec 24

tommaso casseri, Frank Yeh4

Dec 24

Issues in automatic fiber traking

If possible, please upload the FIB file and I will do my best to figure out the issue. Frank tommaso

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Issues in automatic fiber traking

If possible, please upload the FIB file and I will do my best to figure out the issue. Frank tommaso

Dec 24

shashank bansal

Dec 24

Heterogeneous FA Changes in Longitudinal Infant DTI Connectometry: Group-Level vs. Individual-Level Discrepancy

Hi Dr. Yeh, I hope this message finds you well. I am writing to seek your expert opinion on an

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Heterogeneous FA Changes in Longitudinal Infant DTI Connectometry: Group-Level vs. Individual-Level Discrepancy

Hi Dr. Yeh, I hope this message finds you well. I am writing to seek your expert opinion on an

Dec 24

Darren Lee, Frank Yeh3

Dec 23

TOPUP + EDDY Runtime in DSI Studio

This is expected. Frank Darren Lee <darren...@gmail.com> 於 2025年12月23日週二下午9:29 寫道： Dear Dr

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TOPUP + EDDY Runtime in DSI Studio

This is expected. Frank Darren Lee <darren...@gmail.com> 於 2025年12月23日週二下午9:29 寫道： Dear Dr

Dec 23

Jaeyoung Kang, Frank Yeh2

Dec 22

Optimal QA Threshold Strategy for ADNI/PPMI Group Study (Auto vs Fixed?)

Sorry for delayed reply and this is a challenging task and I would say there's no correct or the

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Optimal QA Threshold Strategy for ADNI/PPMI Group Study (Auto vs Fixed?)

Sorry for delayed reply and this is a challenging task and I would say there's no correct or the

Dec 22

Andreas Freitag, Frank Yeh5

Dec 22

Bruker B-Vector orientation

Good point. Each dicussion post (including this one) has a unique http link, and the content is

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Bruker B-Vector orientation

Good point. Each dicussion post (including this one) has a unique http link, and the content is

Dec 22

Usitha Uduwakaarachchi, Frank Yeh2

Dec 22

DSI Studio CLI not generating connectivity outputs for ROI-based tracking

Sorry for the delayed reply. The code loaded multiple tracts all at once, and this cannot output

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DSI Studio CLI not generating connectivity outputs for ROI-based tracking

Sorry for the delayed reply. The code loaded multiple tracts all at once, and this cannot output

Dec 22

Maryam Shapourjani, Frank Yeh4

Dec 22

Batch tractography using GUI

Yes, just as you have described. Frank Hello Dear Frank, Thank you for the guidance. I have another

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Batch tractography using GUI

Yes, just as you have described. Frank Hello Dear Frank, Thank you for the guidance. I have another

Dec 22

Yijie Li (一生破晓), Frank Yeh2

Dec 22

Perform Registration of GQI Data

Hi Yijie, You may download QSDR FIB files and export FA maps. They will be in the MNI space. Best

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Perform Registration of GQI Data

Hi Yijie, You may download QSDR FIB files and export FA maps. They will be in the MNI space. Best

Dec 22

ramtilak gattu, Frank Yeh2

Dec 19

zero tracts with Correlational tractography with latest version

The regression won't provide good result with just 1 TBI patient and 20 controls due to a heavily

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zero tracts with Correlational tractography with latest version

The regression won't provide good result with just 1 TBI patient and 20 controls due to a heavily

Dec 19

Michael-John Beltejar, Frank Yeh2

Dec 19

It does not support multiple GPU. The reduction by using GPU is usually 5 fold to 10 fold of

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It does not support multiple GPU. The reduction by using GPU is usually 5 fold to 10 fold of

Dec 19

Joseph Turner, Frank Yeh4

Dec 16

Methodology for generating hcp1065_avg_tracts_trk atlas

Please check out the Method section of the paper. The steps are detailed there. Best regards Frank

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Methodology for generating hcp1065_avg_tracts_trk atlas

Please check out the Method section of the paper. The steps are detailed there. Best regards Frank

Dec 16

Catalina Andrea Saini Ferrón, Frank Yeh3

Dec 15

Comparing two QSIRecon Workflows using DSI Studio

Thank you for the reply. I will review the files using the information you have provided and keep the

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Comparing two QSIRecon Workflows using DSI Studio

Thank you for the reply. I will review the files using the information you have provided and keep the

Dec 15

Andrei Barborica, … Andrei Barborica4

Dec 11

Transformation matrix from T1w to DWI

Thank you Frank, I can confirm that the affine registration matrix is now saved as an additional line

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Transformation matrix from T1w to DWI

Thank you Frank, I can confirm that the affine registration matrix is now saved as an additional line

Dec 11

Chiara Matti, … Frank Yeh5

Dec 11

Difference between GUI AutoTrack result and command-line result using the same parameter_id

Thank you for your reply. It seems that after updating the dsi_studio version, the command line

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Difference between GUI AutoTrack result and command-line result using the same parameter_id

Thank you for your reply. It seems that after updating the dsi_studio version, the command line

Dec 11

Maryam Shapourjani, Frank Yeh4

Dec 11

On Sun, Dec 7, 2025 at 2:04 PM Maryam Shapourjani <shapourja...@gmail.com> wrote: >

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On Sun, Dec 7, 2025 at 2:04 PM Maryam Shapourjani <shapourja...@gmail.com> wrote: >

Dec 11

Mark Pinsk, Frank Yeh3

Dec 11

fdr_dist.values text file

Glad that this issue is resolved (sorry for delayed reply). Frank On Thu, Dec 11, 2025 at 12:46 AM

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fdr_dist.values text file

Glad that this issue is resolved (sorry for delayed reply). Frank On Thu, Dec 11, 2025 at 12:46 AM

Dec 11

Selina Selina, Frank Yeh4

Dec 11

Yes Selina Selina <selina537...@gmail.com> 於 2025年12月11日週四上午12:03 寫道： Hello,Frank .

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Yes Selina Selina <selina537...@gmail.com> 於 2025年12月11日週四上午12:03 寫道： Hello,Frank .

Dec 11

Christian Gewinn (Christent), Frank Yeh12

Dec 9

Orientation of along trat data after export

Hi Frank, After examining the data visually and getting slightly surprised by the results, me and my

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Orientation of along trat data after export

Hi Frank, After examining the data visually and getting slightly surprised by the results, me and my

Dec 9

Brady Williamson, Frank Yeh3

Dec 7

Results for Binary Categorical Variables in Correlational Tractography

Thanks for providing the details. I will review the code to see possible causes. Frank Brady

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Results for Binary Categorical Variables in Correlational Tractography

Thanks for providing the details. I will review the code to see possible causes. Frank Brady

Dec 7

taravat rasooli, Frank Yeh2

Dec 6

Question About Metric Differences Across DSI Studio Versions

Older versions may apply 'normalization' which changes the values, and the Spearman

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Question About Metric Differences Across DSI Studio Versions

Older versions may apply 'normalization' which changes the values, and the Spearman

Dec 6

Gautier Kempinaire, Frank Yeh4

Dec 4

Nifti files modified/created by DSI Sutdio not recognized by other programs

Thanks. I am listing this issue on my to do list. Hope to get back to you soon. Frank Gautier

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Nifti files modified/created by DSI Sutdio not recognized by other programs

Thanks. I am listing this issue on my to do list. Hope to get back to you soon. Frank Gautier

Dec 4

Ellen Nogossek, Frank Yeh2

Dec 3

Interpreting correlational tractography output file

Sorry for the delay. This task is on my queue and I hope to get to it soon. On Wed, Nov 26, 2025 at 5

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Interpreting correlational tractography output file

Sorry for the delay. This task is on my queue and I hope to get to it soon. On Wed, Nov 26, 2025 at 5

Dec 3

Elizabeth Castro, Frank Yeh4

Dec 2

Errant streamlines at back of brain

Hi Frank, Checking in to see if you have had a chance to look at the data I uploaded. Best, Elizabeth

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Errant streamlines at back of brain

Hi Frank, Checking in to see if you have had a chance to look at the data I uploaded. Best, Elizabeth

Dec 2

Алина Лясковик, … Frank Yeh22

Nov 28

You may check out the region statistics to see if the volume is the same. Best regards Frank Selina

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You may check out the region statistics to see if the volume is the same. Best regards Frank Selina

Nov 28

RUTH LANGAT, Frank Yeh3

Nov 26

About batch save connective matrix

太好了，弗兰克。现在我可以用hcp-mmp获取矩阵，但实际上，shen268图集只需要268×268的尺寸。不过我试过了，但根本没有矩阵文件。我现在不知道该怎么办，希望能得到你的帮助。 On

unread,

About batch save connective matrix

太好了，弗兰克。现在我可以用hcp-mmp获取矩阵，但实际上，shen268图集只需要268×268的尺寸。不过我试过了，但根本没有矩阵文件。我现在不知道该怎么办，希望能得到你的帮助。 On

Nov 26

Gaelle Doucet, Frank Yeh3

Nov 24

Siemens upgrade and diffusion error

Thank you for the quick response! Using the most up to date version, it works! In the meantime, I

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Siemens upgrade and diffusion error

Thank you for the quick response! Using the most up to date version, it works! In the meantime, I

Nov 24

Mark Pinsk, Frank Yeh2

Nov 24

Corr Tractography: multiple study variables

We usually run it multiple times for each of the scores. If too many, we may use PCA to reduce them.

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Corr Tractography: multiple study variables

We usually run it multiple times for each of the scores. If too many, we may use PCA to reduce them.

Nov 24

高橋航来, Frank Yeh2

Nov 23

Population average template for postprocess of correlational tractography?

My question is, could I get the data of where the fibers we got connects? My quick idea was to create

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Population average template for postprocess of correlational tractography?

My question is, could I get the data of where the fibers we got connects? My quick idea was to create

Nov 23

Long Dan, Frank Yeh2

Nov 23

GUI and Tracking

There is only deterministic fiber tracking in DSI Studio. Long Dan <huynhqua...@gmail.com>

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GUI and Tracking

There is only deterministic fiber tracking in DSI Studio. Long Dan <huynhqua...@gmail.com>

Nov 23

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