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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

Елена Болотова, Lia Domide2

4:24 AM

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

4:24 AM

Cathlin, John Griffiths3

Aug 10

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

Aug 10

Joey Gao, TVB Users3

Jul 10

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,

Jul 10

Nadezhda Chaplinskaia, … TVB Users3

Jul 8

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

Jul 8

Jul 8

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

Jul 8

Ulrich Brennecke, WOODMAN Michael2

Mar 31

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

Mar 31

JESUS CABRERA ALVAREZ, WOODMAN Michael5

Mar 29

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

Mar 29

Collin Qu, … Lia Domide10

Mar 29

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/

Mar 29

Nadezhda Chaplinskaia, … Michelangelo Fabbrizzi5

Mar 27

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/

Mar 27

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

Feb 20

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

Feb 20

Feb 7

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

Feb 7

Alice Pierini, … Spase Petkoski6

Jan 30

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

Jan 30

Lorenzo Prione, WOODMAN Michael4

Jan 28

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.

Jan 28

nskplta, Lia Domide6

Jan 27

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.

Jan 27

Chuyue Zhao, WOODMAN Michael3

Jan 21

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

Jan 21

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

WOODMAN Michael

7/8/24

Re: [RESEAUX SOCIAUX] [TVB] PowerSpectraInteractive() not working anymore?

hi, Those viewers are deprecated. Please use plain plotting tools like `specgram`. cheers, Marmaduke

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Re: [RESEAUX SOCIAUX] [TVB] PowerSpectraInteractive() not working anymore?

hi, Those viewers are deprecated. Please use plain plotting tools like `specgram`. cheers, Marmaduke

7/8/24

Elike Morsink, WOODMAN Michael2

7/8/24

Processing simulated EEG data

hi, are you working with EEG data or intracranial EEG ? most of the work in TVB has been done with

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Processing simulated EEG data

hi, are you working with EEG data or intracranial EEG ? most of the work in TVB has been done with

7/8/24

Lorenzo Prione, WOODMAN Michael11

7/4/24

Unit of measure for current of pulse train

hi In principle, yes, but it is unlikely that this is the problem you wish to solve. The effect of

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Unit of measure for current of pulse train

hi In principle, yes, but it is unlikely that this is the problem you wish to solve. The effect of

7/4/24

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