TVB Users

1–30 of 497

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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JIAQI ZHANG, … Lia Domide10

7:36 AM

InvalidParameterException: Field Time series [time_series] did not pass filters

Besides, I have anothor question that does FAST-TVB(https://hub.docker.com/r/thevirtualbrain/fast_tvb

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InvalidParameterException: Field Time series [time_series] did not pass filters

Besides, I have anothor question that does FAST-TVB(https://hub.docker.com/r/thevirtualbrain/fast_tvb

7:36 AM

JIAQI ZHANG, Julie Courtiol3

Sep 12

Difference between local connectivity , short-range connectivity and long-range connectivity

Thanks a lot! I'll read it! 在2021年9月13日星期一 UTC+8 上午12:41:24<courtio...@gmail.com> 写道： Hi,

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Difference between local connectivity , short-range connectivity and long-range connectivity

Thanks a lot! I'll read it! 在2021年9月13日星期一 UTC+8 上午12:41:24<courtio...@gmail.com> 写道： Hi,

Sep 12

JIAQI ZHANG, … Lia Domide21

Sep 11

Operation suffered fatal failure! Exit code: -9 Exit message: ('', '')

Thanks a lot! It's ok 在2021年9月11日星期六 UTC+8 下午6:18:52<ldo...@gmail.com> 写道： Hi. Could you

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Operation suffered fatal failure! Exit code: -9 Exit message: ('', '')

Thanks a lot! It's ok 在2021年9月11日星期六 UTC+8 下午6:18:52<ldo...@gmail.com> 写道： Hi. Could you

Sep 11

zuxfoucault Wong, WOODMAN Michael2

Aug 27

A question re: setting initial conditions as last states of previous simulation

Hi The requirement issues from the use of delay differential equations because the white matter

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A question re: setting initial conditions as last states of previous simulation

Hi The requirement issues from the use of delay differential equations because the white matter

Aug 27

NeuroLife, … Viktor Jirsa8

Aug 24

Fitting a model to data from the same subject on 2 distinct recording sessions

Hi, This has been very helpful! Thank you both for taking the time to answer my questions. Have a

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Fitting a model to data from the same subject on 2 distinct recording sessions

Hi, This has been very helpful! Thank you both for taking the time to answer my questions. Have a

Aug 24

Kai Chuang, … WOODMAN Michael8

Aug 24

Allen connectome

Hi I think that's the right path, but it would probably be easier to run with a debugger to

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Allen connectome

Hi I think that's the right path, but it would probably be easier to run with a debugger to

Aug 24

canthony....@gmail.com, … Julie Courtiol4

Aug 23

ModuleNotFoundError: No module named 'tvb_data'

The official DOI link is https://doi.org/10.5281/zenodo.4263723 --- Best regards, Julie Courtiol Le

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ModuleNotFoundError: No module named 'tvb_data'

The official DOI link is https://doi.org/10.5281/zenodo.4263723 --- Best regards, Julie Courtiol Le

Aug 23

Mahta Mousavi, WOODMAN Michael3

Aug 20

Tract lengths from MRtrix3

Hi Marmaduke, Thanks very much for your response. I see, so in a way, the `effective tract lengths

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Tract lengths from MRtrix3

Hi Marmaduke, Thanks very much for your response. I see, so in a way, the `effective tract lengths

Aug 20

Pragha, Julie Courtiol6

Aug 20

requesting support - Power Spectra Interactive model

Dear Dr. Julie Courtiol, Many thanks for the support. Best, Pragha On Thu, Aug 19, 2021 at 11:04 PM

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requesting support - Power Spectra Interactive model

Dear Dr. Julie Courtiol, Many thanks for the support. Best, Pragha On Thu, Aug 19, 2021 at 11:04 PM

Aug 20

Pragha, Julie Courtiol2

Aug 12

Error while computing LFP (Lead field potentials) - Reduced Wong Wang model

Hi Pragha, The error returned simply tells you there is no parameter p is the model defined. The

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Error while computing LFP (Lead field potentials) - Reduced Wong Wang model

Hi Pragha, The error returned simply tells you there is no parameter p is the model defined. The

Aug 12

Borjan Milinkovic

Jul 22

installing tvb-library and tvb-framework on Mac local machine

Hi all, I've recently been trying to install the tvb-library/framework of a new Mac Laptop (not

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installing tvb-library and tvb-framework on Mac local machine

Hi all, I've recently been trying to install the tvb-library/framework of a new Mac Laptop (not

Jul 22

Rachel S, ja.sta...@gmail.com3

Jul 14

Oh nevermind. I just found your excellent explanation here: https://groups.google.com/g/tvb-users/c/

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Oh nevermind. I just found your excellent explanation here: https://groups.google.com/g/tvb-users/c/

Jul 14

ja.sta...@gmail.com, WOODMAN Michael5

Jul 13

Getting Bold signal from Jansen Rit output

Thank you Marmaduke. I will give it a go. On Tuesday, July 13, 2021 at 7:37:23 AM UTC+2 marmaduke.

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Getting Bold signal from Jansen Rit output

Thank you Marmaduke. I will give it a go. On Tuesday, July 13, 2021 at 7:37:23 AM UTC+2 marmaduke.

Jul 13

NeuroLife, WOODMAN Michael3

Jun 30

Uncoupling node dynamics

Ok, I will look into that. Thank you! Best. Dominic Boutet Le mercredi 30 juin 2021 à 16 h 05 min 58

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Uncoupling node dynamics

Ok, I will look into that. Thank you! Best. Dominic Boutet Le mercredi 30 juin 2021 à 16 h 05 min 58

Jun 30

刘政, WOODMAN Michael2

Jun 24

SEEG source analysis

Hi The BVEP models would have the time series of the regions as one of the estimated quantities, and

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SEEG source analysis

Hi The BVEP models would have the time series of the regions as one of the estimated quantities, and

Jun 24

NeuroLife, WOODMAN Michael5

Jun 24

Parameter estimation

Hi I'd suggest searching for "feature engineering" for the general principles. After

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Parameter estimation

Hi I'd suggest searching for "feature engineering" for the general principles. After

Jun 24

Nicolas Fourcaud-Trocmé, WOODMAN Michael2

Jun 16

Stimulation or Time dependent parameter in Wong Wang model

Hi For this purpose you can modify the model parameter array itself during the simulation. Many demos

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Stimulation or Time dependent parameter in Wong Wang model

Hi For this purpose you can modify the model parameter array itself during the simulation. Many demos

Jun 16

Apolline Sauvage, WOODMAN Michael2

Jun 14

Hi Please have a look through the tutorials, http://docs.thevirtualbrain.org/tutorials/Tutorials.html

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Hi Please have a look through the tutorials, http://docs.thevirtualbrain.org/tutorials/Tutorials.html

Jun 14

刘政, WOODMAN Michael9

Jun 8

How to use DICOMDIR format

Hi all I am using tvb-recon(https://github.com/the-virtual-brain/tvb-recon) docker image to get the

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How to use DICOMDIR format

Hi all I am using tvb-recon(https://github.com/the-virtual-brain/tvb-recon) docker image to get the

Jun 8

NeuroLife, WOODMAN Michael4

Jun 1

Larter-Breakspear model strange extreme values for V and Z

hi, The reduced Wong-Wang, Wilson-Cowan and Jansen-Rit models, in order of increasing complexity,

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Larter-Breakspear model strange extreme values for V and Z

hi, The reduced Wong-Wang, Wilson-Cowan and Jansen-Rit models, in order of increasing complexity,

Jun 1

Aidan Thomas McLoughlin MA, WOODMAN Michael2

May 31

Stimulation amplitude unit

hi The Epileptor is a phenomenological model meaning that stimulation does not have units. The

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Stimulation amplitude unit

hi The Epileptor is a phenomenological model meaning that stimulation does not have units. The

May 31

Pragha, NeuroLife2

May 29

TriatTypeError - models.JansenRit

Hi, I am still very new to TVB, but I believe that your issue comes with the inputs being floats

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TriatTypeError - models.JansenRit

Hi, I am still very new to TVB, but I believe that your issue comes with the inputs being floats

May 29

Nicolas Fourcaud-Trocmé, Lia Domide3

May 26

TVB 2.2.2 jupyter_notebook.sh does not launch in Linux

Thanks. For now, I managed to start the notebook by putting the full path towards the

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TVB 2.2.2 jupyter_notebook.sh does not launch in Linux

Thanks. For now, I managed to start the notebook by putting the full path towards the

May 26

JESUS CABRERA ALVAREZ, WOODMAN Michael9

May 25

JansenRit stimulation input

Hi To replicate the JR architecture in TVB, it would be required to have a PSP block for each

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JansenRit stimulation input

Hi To replicate the JR architecture in TVB, it would be required to have a PSP block for each

May 25

WOODMAN Michael, NeuroLife5

May 19

Re: [TVB] Scripting interface, setting up region-specific parameter values for a simulation

Hi Yes, the multiprocessing solution should be faster especially for many cores. cheers, Marmaduke On

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Re: [TVB] Scripting interface, setting up region-specific parameter values for a simulation

Hi Yes, the multiprocessing solution should be faster especially for many cores. cheers, Marmaduke On

May 19

WOODMAN Michael, Borjan Milinkovic2

May 13

Re: [TVB] Additive Noise Error in Heun Stochastic Integrator

Thanks Marmaduke, I was able to solve the problem. Regarding imports however, it seemed that I had

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Re: [TVB] Additive Noise Error in Heun Stochastic Integrator

Thanks Marmaduke, I was able to solve the problem. Regarding imports however, it seemed that I had

May 13

Borjan Milinkovic, Popa Paula3

May 13

Setting Noise in Heun Stochastic Integrator

Paula! Thank you so much! This works. Best, Boki On Wednesday, May 12, 2021 at 3:39:03 PM UTC+10 popa

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Setting Noise in Heun Stochastic Integrator

Paula! Thank you so much! This works. Best, Boki On Wednesday, May 12, 2021 at 3:39:03 PM UTC+10 popa

May 13

刘政, … WOODMAN Michael29

May 12

Some confusion in BVEP paper

Hi There appears to be a typo and Eq 6 should read x(t + dt) = x(t) + dt f(x(t), u(t), theta) + sigma

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Some confusion in BVEP paper

Hi There appears to be a typo and Eq 6 should read x(t + dt) = x(t) + dt f(x(t), u(t), theta) + sigma

May 12

刘政, WOODMAN Michael5

May 12

Using VAE-GAN to fit the parameters of Epileptor

Hi If you mean your previous question, I did not understand the notation you used. Maybe you can

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Using VAE-GAN to fit the parameters of Epileptor

Hi If you mean your previous question, I did not understand the notation you used. Maybe you can

May 12

Borjan Milinkovic, WOODMAN Michael3

May 11

Extracting interactions between only 3-4 nodes with SJ3D dynamics in Python

Thanks Marmaduke, This is incredibly helpful! Cheers, Boki On Tuesday, May 11, 2021 at 6:21:58 PM UTC

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Extracting interactions between only 3-4 nodes with SJ3D dynamics in Python

Thanks Marmaduke, This is incredibly helpful! Cheers, Boki On Tuesday, May 11, 2021 at 6:21:58 PM UTC

May 11

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