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Welcome to the TVB Users group

Here, the users of the Virtual Brain can ask questions, provide feedback and discussion functionality.

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8/16/19

tvb-library 2.0 alpha release

Dear all, tvb-library package, version 2.0, is available now on Pypi, as an alpha release: https://

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tvb-library 2.0 alpha release

Dear all, tvb-library package, version 2.0, is available now on Pypi, as an alpha release: https://

8/16/19

9/8/14

Users of TVB (registration and default account)

TVB is a web application, which gets deployed on every computer where TVB_Distribution is downloaded

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Users of TVB (registration and default account)

TVB is a web application, which gets deployed on every computer where TVB_Distribution is downloaded

9/8/14

Marmaduke Woodman

Jan 13

Re: [RESEAUX SOCIAUX] [TVB] Question on Hypothalamic Representation in TVB Connectomes

hi, I am not aware of a hypothalamic representation in connectome suitable for TVB. I suspect you

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Re: [RESEAUX SOCIAUX] [TVB] Question on Hypothalamic Representation in TVB Connectomes

hi, I am not aware of a hypothalamic representation in connectome suitable for TVB. I suspect you

Jan 13

Jan 2

Question on Hypothalamic Representation in TVB Connectomes

Hello everyone, and happy new year. My team seeks to use The Virtual Brain to model experiential

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Question on Hypothalamic Representation in TVB Connectomes

Hello everyone, and happy new year. My team seeks to use The Virtual Brain to model experiential

Jan 2

Mathys Georgeais

9/19/25

Simulation and EEG/BOLD monitoring of a small ROI set

Hello ! I'm a phd student currently working with TVB to simulate brain processes in a specific

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Simulation and EEG/BOLD monitoring of a small ROI set

Hello ! I'm a phd student currently working with TVB to simulate brain processes in a specific

9/19/25

Елена Болотова, Lia Domide2

9/5/25

How to access EduStart and EduPack in the current version of TVB (2.7.2)?

Hi, EduPack and EduStart are no longer part of TVB distribution for a few years now (before release

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How to access EduStart and EduPack in the current version of TVB (2.7.2)?

Hi, EduPack and EduStart are no longer part of TVB distribution for a few years now (before release

9/5/25

Cathlin, John Griffiths3

8/10/25

State variables in ReducedWongWang NMMs

Hi John, This is most illuminating and extremely helpful. Thank you so very much for your help and

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State variables in ReducedWongWang NMMs

Hi John, This is most illuminating and extremely helpful. Thank you so very much for your help and

8/10/25

Joey Gao, TVB Users3

7/10/25

Identification of Optimal Structural Connectivity Using Functional Connectivity and Neural Modeling

Triebkorn, Paul, Joelle Zimmermann, Leon Stefanovski, Dipanjan Roy, Ana Solodkin, Viktor Jirsa,

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Identification of Optimal Structural Connectivity Using Functional Connectivity and Neural Modeling

Triebkorn, Paul, Joelle Zimmermann, Leon Stefanovski, Dipanjan Roy, Ana Solodkin, Viktor Jirsa,

7/10/25

Nadezhda Chaplinskaia, … TVB Users3

7/8/25

Different neural mass models for different brain regions in TVB

hi, https://github.com/the-virtual-brain/tvb-root/pull/743 is a draft implementation of this and can

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Different neural mass models for different brain regions in TVB

hi, https://github.com/the-virtual-brain/tvb-root/pull/743 is a draft implementation of this and can

7/8/25

7/8/25

Differences between Jansen-Rit Model and Coupling

hi, The TVB implementation of JR 1995 represents a single column while the paper formulates a pair of

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Differences between Jansen-Rit Model and Coupling

hi, The TVB implementation of JR 1995 represents a single column while the paper formulates a pair of

7/8/25

Ulrich Brennecke, WOODMAN Michael2

3/31/25

Solver for Neurotransmitter dependencies -possible in TVB?

hi, If I can restate your question, you have a per-region parameter of extracellular dopamine, that

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Solver for Neurotransmitter dependencies -possible in TVB?

hi, If I can restate your question, you have a per-region parameter of extracellular dopamine, that

3/31/25

JESUS CABRERA ALVAREZ, WOODMAN Michael5

3/29/25

Dynamic parameters

Oh, yes. Now I see it. I never used this type of meta-loop, but it does very well the trick. I leave

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Dynamic parameters

Oh, yes. Now I see it. I never used this type of meta-loop, but it does very well the trick. I leave

3/29/25

Collin Qu, … Lia Domide10

3/29/25

Simulation on TVB

Hi, Maybe this notebook can help you with to explore the model: https://nbviewer.thevirtualbrain.org/

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Simulation on TVB

Hi, Maybe this notebook can help you with to explore the model: https://nbviewer.thevirtualbrain.org/

3/29/25

Nadezhda Chaplinskaia, … Michelangelo Fabbrizzi5

3/27/25

How to compute a projection matrix?

Hi Nadezhda, I think it can help you read here https://neuroimage.usc.edu/brainstorm/Tutorials/

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How to compute a projection matrix?

Hi Nadezhda, I think it can help you read here https://neuroimage.usc.edu/brainstorm/Tutorials/

3/27/25

Eesha Bharti, Michael Schirner (michael.schirner@bih-charite.de)2

2/20/25

Running EBRAINS MRI Pipeline on remote supercomputer

Hi Eesha, yes, the three container images (1, 2, 3) can be run independently of EBRAINS on any

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Running EBRAINS MRI Pipeline on remote supercomputer

Hi Eesha, yes, the three container images (1, 2, 3) can be run independently of EBRAINS on any

2/20/25

2/7/25

Averaged connectome across subjects

Hello everyone, I have read in some papers and conversations in this forum that sometimes averaging

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Averaged connectome across subjects

Hello everyone, I have read in some papers and conversations in this forum that sometimes averaging

2/7/25

Alice Pierini, … Spase Petkoski6

1/30/25

Non physiological-like FC: low emFC-simFC correlation

Hello again, The statistics of the SC matrix could definitely impact results. To make it bit smoother

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Non physiological-like FC: low emFC-simFC correlation

Hello again, The statistics of the SC matrix could definitely impact results. To make it bit smoother

1/30/25

Lorenzo Prione, WOODMAN Michael4

1/28/25

Different integrators same model

Hi On 27 Jan 2025, at 23:36, Lorenzo Prione <prione...@gmail.com> wrote: create the numpy.

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Different integrators same model

Hi On 27 Jan 2025, at 23:36, Lorenzo Prione <prione...@gmail.com> wrote: create the numpy.

1/28/25

nskplta, Lia Domide6

1/27/25

Upload error: 413 Request Entity Too Large

Thanks Lia, everything works fine now :) On Saturday, 25 January 2025 at 09:54:30 UTC+1 ldo...@gmail.

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Upload error: 413 Request Entity Too Large

Thanks Lia, everything works fine now :) On Saturday, 25 January 2025 at 09:54:30 UTC+1 ldo...@gmail.

1/27/25

Chuyue Zhao, WOODMAN Michael3

1/21/25

Inquiry about error in tutorial_s5_ModelingRestingStateNetworks.ipynb

Hi Marmaduke, Thank you for your reply and the provided notebook, I'll try it. Best, Chuyue On

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Inquiry about error in tutorial_s5_ModelingRestingStateNetworks.ipynb

Hi Marmaduke, Thank you for your reply and the provided notebook, I'll try it. Best, Chuyue On

1/21/25

Szymon Tyras, Daniele Marinazzo3

12/16/24

Denoising for Modeling: Questions About WM/CSF Regressors

Dear Daniele, Thank you so much for answering and reassuring me about my pipeline. Although I am

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Denoising for Modeling: Questions About WM/CSF Regressors

Dear Daniele, Thank you so much for answering and reassuring me about my pipeline. Although I am

12/16/24

Eesha Bharti, Lia Domide2

11/19/24

Importing to TVB Error

Hello, I am not familiar with `tvb_converter_pipeline.sh`, but we have a tutorial here. Could that

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Importing to TVB Error

Hello, I am not familiar with `tvb_converter_pipeline.sh`, but we have a tutorial here. Could that

11/19/24

Lorenzo Prione, WOODMAN Michael3

10/22/24

"Fake nodes" in connectivity 192

Hi, The positions don't seem to be similar, they seem identical. But even if they were similar,

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"Fake nodes" in connectivity 192

Hi, The positions don't seem to be similar, they seem identical. But even if they were similar,

10/22/24

Dominique Hughes, … WOODMAN Michael6

10/4/24

Clamping Excitatory Firing Rate with Reduced Wong Wang Model

hi the AfferentCoupling monitor is intended for debugging does not therefore respect the period

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Clamping Excitatory Firing Rate with Reduced Wong Wang Model

hi the AfferentCoupling monitor is intended for debugging does not therefore respect the period

10/4/24

MICHELANGELO FABBRIZZI

9/22/24

Dear TVB experts, I would like to understand if it is possible to use a matrix with different

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Dear TVB experts, I would like to understand if it is possible to use a matrix with different

9/22/24

JESUS CABRERA ALVAREZ, … WOODMAN Michael3

9/13/24

Stochastic integrarion

hi you can set nsig to zero for all other variables. there's an example in this notebook, cell 6

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Stochastic integrarion

hi you can set nsig to zero for all other variables. there's an example in this notebook, cell 6

9/13/24

Rogelio Pegueros, Lia Domide4

9/4/24

Connectivity ZIP

Could a manual edit of the connectivity files, and picking the right 85 regions work for you? You

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Connectivity ZIP

Could a manual edit of the connectivity files, and picking the right 85 regions work for you? You

9/4/24

Leo Barros, Elike Morsink2

9/3/24

Atlas information request

Hello, I was having the same question. Is there already more known about this? Best, Elike Op vrijdag

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Atlas information request

Hello, I was having the same question. Is there already more known about this? Best, Elike Op vrijdag

9/3/24

Szymon Tyras, … Daniele Marinazzo5

8/31/24

Validity of Sliding-Window FCD as a Fitting Target

Dear Daniele, My sincere apologies for the delayed response—I must have somehow overlooked your

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Validity of Sliding-Window FCD as a Fitting Target

Dear Daniele, My sincere apologies for the delayed response—I must have somehow overlooked your

8/31/24

Lorenzo Prione2

8/14/24

Stimulus width does not change EEG projection?

Sorry, of course the TVB function I meant is plot_pattern, not plot_stimulus. Il giorno mercoledì 14

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Stimulus width does not change EEG projection?

Sorry, of course the TVB function I meant is plot_pattern, not plot_stimulus. Il giorno mercoledì 14

8/14/24

Sándor Burian, Randy McIntosh2

8/11/24

How to use VTB to simulate brain tissue instead of whole brain

TVB really isn't meant for modelling cell cultures. There are other packages that you should

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How to use VTB to simulate brain tissue instead of whole brain

TVB really isn't meant for modelling cell cultures. There are other packages that you should

8/11/24

liuxin...@gmail.com, WOODMAN Michael2

7/8/24

Threshold -2.05 in 2D Epileptor model

hi, The threshold may change as a function of model parameters, but not the simulation length time.

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Threshold -2.05 in 2D Epileptor model

hi, The threshold may change as a function of model parameters, but not the simulation length time.

7/8/24

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