Last modified by mhashemi on 2024/12/03 18:26
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... ... @@ -1,22 +1,28 @@ 1 -(% style="text-align: justify;" %) 2 -{{{The integration of an individual’s brain imaging data in VBMs has improved patient-specific predictivity, although Bayesian 3 -estimation of spatially distributed parameters remains challenging even with state- 4 -of-the-art Monte Carlo sampling. VBMs imply latent nonlinear state space models 5 -driven by noise and network input, necessitating advanced probabilistic machine 6 -learning techniques for widely applicable Bayesian estimation. Here we present 7 -Simulation-based Inference on Virtual Brain Models (SBI-VBMs), and demonstrate 8 -that training deep neural networks on both spatio-temporal and functional fea- 9 -tures allows for accurate estimation of generative parameters in brain disorders. 10 -The systematic use of brain stimulation provides an effective remedy for the non- 11 -identifiability issue in estimating the degradation limited to smaller subset of con- 12 -nections. By prioritizing model structure over data, we show that the hierarchical 13 -structure in SBI-VBMs renders the inference more effective, precise and biologically 14 -plausible. This approach could broadly advance precision medicine by enabling fast 15 -and reliable prediction of patient-specific brain disorders. 1 +This tool was developed at INS in Marseille. 2 +Authors: M Hashemi, A Ziaeemehr, MM Woodman, J Fousek, S Petkoski, VK Jirsa 16 16 17 -Code: 18 -}}} 4 +Virtual Brain Models imply latent nonlinear state space models 5 +driven by noise and network input, necessitating advanced probabilistic 6 +machine learning techniques for widely applicable Bayesian estimation. 7 +Here we present Simulation-based Inference on Virtual Brain Models (SBI-VBMs), 8 +and demonstrate that training deep neural networks on both spatio-temporal and 9 +functional features allows for accurate estimation of generative parameters in brain disorders. 19 19 20 20 12 +Code: [[https:~~/~~/wiki.ebrains.eu/bin/view/Collabs/ebrains-task-3-3/Drive#notebooks/SBI-VBM>>https://wiki.ebrains.eu/bin/view/Collabs/ebrains-task-3-3/Drive#notebooks/SBI-VBM]] 13 + 21 21 (% style="text-align: justify;" %) 22 22 Ref: [[https:~~/~~/iopscience.iop.org/article/10.1088/2632-2153/ad6230>>https://iopscience.iop.org/article/10.1088/2632-2153/ad6230]] 16 + 17 +{{{ 18 +@article{SBI-VBM, 19 + title={Simulation-based inference on virtual brain models of disorders}, 20 + author={Hashemi, Meysam and Ziaeemehr, Abolfazl and Woodman, Marmaduke M and Fousek, Jan and Petkoski, Spase and Jirsa, Viktor K}, 21 + journal={Machine Learning: Science and Technology}, 22 + volume={5}, 23 + number={3}, 24 + pages={035019}, 25 + year={2024}, 26 + publisher={IOP Publishing} 27 +} 28 +}}}