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TVB Users
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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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farras abdelnour
Mar 16
Generating FC network from simulated NMM MEG
Dear experts, I am a TVB novice interested in obtaining MEG FC networks generated from nonlinear
unread,
Generating FC network from simulated NMM MEG
Dear experts, I am a TVB novice interested in obtaining MEG FC networks generated from nonlinear
Mar 16
MICHELANGELO FABBRIZZI
,
Randy McIntosh
2
Mar 15
From anatomical MRI and EEG to connectivity matrix
It depends a little on what you want to do with TVB. You can generate functional data from TVB with
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From anatomical MRI and EEG to connectivity matrix
It depends a little on what you want to do with TVB. You can generate functional data from TVB with
Mar 15
Michela Rocchetti
Mar 10
Evoked potential in Jansen-Rit
Hi there, I'm trying to simulate the evoked potential following a visual stimulus using Jansen-
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Evoked potential in Jansen-Rit
Hi there, I'm trying to simulate the evoked potential following a visual stimulus using Jansen-
Mar 10
Juliette Courson
Feb 28
Surface mesh for mice
Hi everyone, I would like to do some simulations with a cortical surface connectivity, but I could
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Surface mesh for mice
Hi everyone, I would like to do some simulations with a cortical surface connectivity, but I could
Feb 28
Marta Arbizu Gomez
,
Lia Domide
4
Feb 28
from tvb.simulator.lab import * ERROR
Hi Marta, It seems to have worked - the import. The remaining warning that you see can be ignored, or
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from tvb.simulator.lab import * ERROR
Hi Marta, It seems to have worked - the import. The remaining warning that you see can be ignored, or
Feb 28
Maria Nazir
,
Lia Domide
2
Feb 28
want information regarding functional connectivity in TVB web interface
Dear Maria, I think this question is a duplication, but I will copy the answer here also: All of the
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want information regarding functional connectivity in TVB web interface
Dear Maria, I think this question is a duplication, but I will copy the answer here also: All of the
Feb 28
Maria Nazir
, …
Lia Domide
10
Feb 28
want information regarding brain tumor dataste in TVB
Dear Maria, All of the results from your screenshot (TimeSeriesBold, 2 FCD, PearsonCorrCoef) are
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want information regarding brain tumor dataste in TVB
Dear Maria, All of the results from your screenshot (TimeSeriesBold, 2 FCD, PearsonCorrCoef) are
Feb 28
Stefan Lang
Feb 15
PSE issues using stochastic heun integrator
Dear TVB community. I am attempting a whole-brain simulation using the default TVB connectome in the
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PSE issues using stochastic heun integrator
Dear TVB community. I am attempting a whole-brain simulation using the default TVB connectome in the
Feb 15
Maria Nazir
,
Courtiol, Julie
2
Jan 17
getting tracts.txt and weights.txt from SCthrAn.mat file
Dear Maria, In each subject folder, there is a "_TVB.zip" file corresponding to the
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getting tracts.txt and weights.txt from SCthrAn.mat file
Dear Maria, In each subject folder, there is a "_TVB.zip" file corresponding to the
Jan 17
Maria Nazir
,
Lia Domide
4
Jan 9
Help needed in importing Brain tumor data into TVB GUI
Dear all, We just released TVB Distribution version 2.7.2. You can get it here: https://www.
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Help needed in importing Brain tumor data into TVB GUI
Dear all, We just released TVB Distribution version 2.7.2. You can get it here: https://www.
Jan 9
Orestis Stylianou
, …
WOODMAN Michael
6
Jan 4
Parameter Exploration in Jansen Rit
Hello, Thank you for your answer! I am sorry for the late reply. The notification went to my SPAM
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Parameter Exploration in Jansen Rit
Hello, Thank you for your answer! I am sorry for the late reply. The notification went to my SPAM
Jan 4
Karin Westin
,
Lia Domide
2
Jan 2
Jansen Rit in the interactive phase plane?
Hi Karin, happy new year! Have you tried the web version of the phase-plane in TVB ? Maybe the online
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Jansen Rit in the interactive phase plane?
Hi Karin, happy new year! Have you tried the web version of the phase-plane in TVB ? Maybe the online
Jan 2
Karin Westin
, …
Lia Domide
3
12/22/22
sim.run() data output?
Hi Karin, From here: https://github.com/the-virtual-brain/tvb-root/blob/master/tvb_library/tvb/
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sim.run() data output?
Hi Karin, From here: https://github.com/the-virtual-brain/tvb-root/blob/master/tvb_library/tvb/
12/22/22
lala z
,
WOODMAN Michael
5
12/6/22
The value of the posterior distribution of the epileptic parameters η is always higher than the mean value of the set prior distribution
Hello, I seem to understand what you said, but if I want to set a weak information prior in
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The value of the posterior distribution of the epileptic parameters η is always higher than the mean value of the set prior distribution
Hello, I seem to understand what you said, but if I want to set a weak information prior in
12/6/22
lala z
,
WOODMAN Michael
8
12/6/22
A priori about setting excitability parameters η in combination with clinical hypothesis
hi again, I agree this looks like the model is overconstrained. In the model code n = n_mu + 0.1 *
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A priori about setting excitability parameters η in combination with clinical hypothesis
hi again, I agree this looks like the model is overconstrained. In the model code n = n_mu + 0.1 *
12/6/22
lala z
,
WOODMAN Michael
4
12/6/22
Regarding the judgment method of Ez
Hi, The primary difference of interest between these papers is that the first one uses maximum a
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Regarding the judgment method of Ez
Hi, The primary difference of interest between these papers is that the first one uses maximum a
12/6/22
Deepa Tilwani
,
WOODMAN Michael
7
11/29/22
Posterior parameter estimation for the Jansen rit
hi TVB uses a last extra dimension for the modal models which JR is not. You can just add the extra
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Posterior parameter estimation for the Jansen rit
hi TVB uses a last extra dimension for the modal models which JR is not. You can just add the extra
11/29/22
Alex Escalera Balcells
,
Lia Domide
5
11/23/22
Flat brain activity and SJ3D not working
Hello! Thanks for your response again. I did some testing and I came out with oscillating response on
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Flat brain activity and SJ3D not working
Hello! Thanks for your response again. I did some testing and I came out with oscillating response on
11/23/22
Deepa Tilwani
11/21/22
pipeline for parameter estimation in jansen rit simulation.
Hi all, I'm very new to TVB. I'm trying to create a script that uses tvb and fit on EEG/sEEG
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pipeline for parameter estimation in jansen rit simulation.
Hi all, I'm very new to TVB. I'm trying to create a script that uses tvb and fit on EEG/sEEG
11/21/22
lala z
,
WOODMAN Michael
4
11/17/22
A priori algorithm for estimating excitability parameters η
Hello, do you have the corresponding code for the prior estimation algorithm in the paper I mentioned
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A priori algorithm for estimating excitability parameters η
Hello, do you have the corresponding code for the prior estimation algorithm in the paper I mentioned
11/17/22
Silvana Huertas
,
WOODMAN Michael
2
11/7/22
Alpha band Jansen Rit
hi, I noticed you are computing your spectrogram for the wrong sampling frequency in this script: you
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Alpha band Jansen Rit
hi, I noticed you are computing your spectrogram for the wrong sampling frequency in this script: you
11/7/22
goyala...@gmail.com
10/31/22
Visualise connectivity between pairs of brain regions
Dear Sir/Ma'am, I have been assigned the task to "visualise connectivity between pairs of
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Visualise connectivity between pairs of brain regions
Dear Sir/Ma'am, I have been assigned the task to "visualise connectivity between pairs of
10/31/22
Silvana Huertas
,
WOODMAN Michael
2
10/18/22
Downsample meshes
hi there are a few ways to do it, but the one which preserves the region mapping "for free"
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Downsample meshes
hi there are a few ways to do it, but the one which preserves the region mapping "for free"
10/18/22
Silvana Huertas
,
WOODMAN Michael
5
10/17/22
Atlas with 76 regions TVB
Hi, Thank you :). This helps me a lot. Have a nice day, Silvana El lunes, 17 de octubre de 2022 a las
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Atlas with 76 regions TVB
Hi, Thank you :). This helps me a lot. Have a nice day, Silvana El lunes, 17 de octubre de 2022 a las
10/17/22
Martin Iñiguez
,
Lia Domide
3
10/9/22
Problems on the Spectrogram Visualization
Please ignore my previous answer. We seem to have a bug in the latest versions of TVB related to the
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Problems on the Spectrogram Visualization
Please ignore my previous answer. We seem to have a bug in the latest versions of TVB related to the
10/9/22
Martin Iñiguez
,
Courtiol, Julie
2
10/6/22
Problems on Log In
Hi Martin, Yes, individual account needs to be validated on our side. Individual accounts are mainly
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Problems on Log In
Hi Martin, Yes, individual account needs to be validated on our side. Individual accounts are mainly
10/6/22
Silvana Huertas
,
WOODMAN Michael
8
10/4/22
How to input tACS forward solution (FEM) into model
Hi, I found a gifti file (sample.cortex.gii) in the folder https://zenodo.org/record/3497545#.
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How to input tACS forward solution (FEM) into model
Hi, I found a gifti file (sample.cortex.gii) in the folder https://zenodo.org/record/3497545#.
10/4/22
Borjan Milinkovic
,
WOODMAN Michael
10
9/29/22
Global Coupling induces Regime switching in the Generic2DOscillator and its underlying interpretation
Ah, this is nice. Yes, very do-able. I think I could plot this with an information-theoretic metric I
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Global Coupling induces Regime switching in the Generic2DOscillator and its underlying interpretation
Ah, this is nice. Yes, very do-able. I think I could plot this with an information-theoretic metric I
9/29/22
Borjan Milinkovic
9/29/22
Question on Berlin Subjects data in tvb_data repo
Hi all, I'm wondering if the two Berlin Subjects datasets supplied in the tvb_data repo
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Question on Berlin Subjects data in tvb_data repo
Hi all, I'm wondering if the two Berlin Subjects datasets supplied in the tvb_data repo
9/29/22
Martin Iñiguez
, …
WOODMAN Michael
4
9/23/22
Problems on Windows Installation
Thx, it workeddd On Thursday, September 22, 2022 at 11:39:51 AM UTC+2 marmaduke.woodman wrote: hi
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Problems on Windows Installation
Thx, it workeddd On Thursday, September 22, 2022 at 11:39:51 AM UTC+2 marmaduke.woodman wrote: hi
9/23/22