EEG Methods Archives - Sapien Labs | Shaping the Future of Mind Health https://sapienlabs.org/lab-talk_categories/eeg-methods/ Sat, 27 May 2023 11:45:56 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.2 https://sapienlabs.org/wp-content/uploads/2016/08/cropped-logo-sticky-32x32.png EEG Methods Archives - Sapien Labs | Shaping the Future of Mind Health https://sapienlabs.org/lab-talk_categories/eeg-methods/ 32 32 Bayesian Model Selection For DCM Using EEG https://sapienlabs.org/bayesian-model-selection-for-dcm-using-eeg/ https://sapienlabs.org/bayesian-model-selection-for-dcm-using-eeg/#respond Tue, 30 Nov 2021 03:47:50 +0000 http://18.234.132.130/?p=11612 How do you compare and select the best Bayesian model in Dynamic Causal Modeling or DCM of EEG data? In the previous two blogs we...

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]]> https://sapienlabs.org/bayesian-model-selection-for-dcm-using-eeg/feed/ 0 Dynamic Causal Modelling (DCM): DCM – Neural Mass Models and Bayesian Inference https://sapienlabs.org/dcm_eeg_bayesian_inference/ https://sapienlabs.org/dcm_eeg_bayesian_inference/#respond Thu, 21 Oct 2021 01:40:46 +0000 http://18.234.132.130/?p=10803 This post discusses the core components of neural mass models and Bayesian inference in DCM applied to EEG.

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]]> https://sapienlabs.org/dcm_eeg_bayesian_inference/feed/ 0 Dynamic Causal Modeling and the Application of Bayes Theorem https://sapienlabs.org/dynamic-causal-modeling-and-the-application-of-bayes-theorem/ https://sapienlabs.org/dynamic-causal-modeling-and-the-application-of-bayes-theorem/#comments Tue, 21 Sep 2021 02:59:30 +0000 http://18.234.132.130/?p=9760 Dynamic Causal Modeling (DCM) takes a probabilistic Bayesian framework to infer effective or causal connectivity, essentially to model how a stimulus would influence the connectivity...

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]]> https://sapienlabs.org/dynamic-causal-modeling-and-the-application-of-bayes-theorem/feed/ 1 Perspectives on the Future of EEG from EEG2021 https://sapienlabs.org/perspectives-on-the-future-of-eeg-from-eeg2021/ https://sapienlabs.org/perspectives-on-the-future-of-eeg-from-eeg2021/#comments Tue, 07 Sep 2021 01:02:05 +0000 http://18.234.132.130/?p=9385 Where is the future of EEG? The EEG 2021 Symposium held last week discussed various aspects of the field and where it is going.  Here are some highlights.

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]]> https://sapienlabs.org/perspectives-on-the-future-of-eeg-from-eeg2021/feed/ 1 A Primer on Bayes Theorem (for Neuroimaging) https://sapienlabs.org/a-primer-on-bayes-theorem-for-neuroimaging/ https://sapienlabs.org/a-primer-on-bayes-theorem-for-neuroimaging/#respond Tue, 24 Aug 2021 01:29:42 +0000 http://18.234.132.130/?p=8747 A Bayesian framework, one that works with conditional probabilities, has numerous applications in Neuroimaging in general and in EEG specifically.  But first, a primer on Bayes theorem and how it works.

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]]> https://sapienlabs.org/a-primer-on-bayes-theorem-for-neuroimaging/feed/ 0 EEG Signal Quality in Wet Versus Dry Electrodes https://sapienlabs.org/eeg-signal-quality-in-wet-versus-dry-electrodes/ https://sapienlabs.org/eeg-signal-quality-in-wet-versus-dry-electrodes/#comments Tue, 20 Jul 2021 04:49:10 +0000 http://18.234.132.130/?p=8333 Dry electrodes have some clear advantages but how does their signal quality compare to wet electrodes?  Choosing one over the other may be a tradeoff between time, signal quality and stability.

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]]> https://sapienlabs.org/eeg-signal-quality-in-wet-versus-dry-electrodes/feed/ 3 Wet and Dry Electrodes for EEG https://sapienlabs.org/wet-and-dry-electrodes-for-eeg/ https://sapienlabs.org/wet-and-dry-electrodes-for-eeg/#respond Tue, 15 Jun 2021 02:38:06 +0000 http://18.234.132.130/?p=8201 EEG recording technology remains similar in principle since its first use in 1923.  However, a vast array of electrode types, both wet and dry, are...

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]]> https://sapienlabs.org/wet-and-dry-electrodes-for-eeg/feed/ 0 Education and Travel in the EEG https://sapienlabs.org/education-and-travel-in-the-eeg/ https://sapienlabs.org/education-and-travel-in-the-eeg/#comments Tue, 25 May 2021 01:54:49 +0000 http://18.234.132.130/?p=7761 Education and travel both increase the scope for more complex, novel stimulus to the brain.  In turn the complexity of the brain EEG signal increases...

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]]> https://sapienlabs.org/education-and-travel-in-the-eeg/feed/ 5 Optical Stimulation in Bidirectional BCI https://sapienlabs.org/optical-stimulation-in-bidirectional-bci/ https://sapienlabs.org/optical-stimulation-in-bidirectional-bci/#respond Tue, 18 May 2021 03:45:45 +0000 http://18.234.132.130/?p=7720 Optogenetics have been used for bi-directional BCI in mice but is unsuitable for freely moving subjects due to its tethered optical fibers or fixed imaging...

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]]> https://sapienlabs.org/optical-stimulation-in-bidirectional-bci/feed/ 0 EEG Complexity Increases in Lockstep with Stimulus Consumption https://sapienlabs.org/eeg-complexity-increases-in-lockstep-with-stimulus-consumption/ https://sapienlabs.org/eeg-complexity-increases-in-lockstep-with-stimulus-consumption/#respond Tue, 27 Apr 2021 04:04:49 +0000 http://18.234.132.130/?p=7677 More complex environments with expanded scope for stimulii to the brain have far reaching impact on various aspects of the brain.  Sapien Labs’ Human Brain...

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