Marc Lalancette
Marc Lalancette
Found some old .pos files with head points labeled 'EXTRA' instead of indexed. They were misclassified as 'CARDINAL'. This fixes it. Also changed the head point display to color code...
**Description** This PR implements computing PCA across all files/epochs at once ("global pca") instead of separately for each file ("per-trial PCA"). It applies to extracting scout time-series, either through process_extract_scout...
Hello! While working on [this issue](https://neuroimage.usc.edu/forums/t/missing-items-in-process-options-1-f-compensation-multiply-output-values-by-frequency/24452/14) and the [TF tutorial](https://neuroimage.usc.edu/brainstorm/Tutorials/TimeFrequency?highlight=%28Spectral+flattening%29) following my [previous update to spectrum normalization](https://github.com/brainstorm-tools/brainstorm3/pull/360), I found that the wavelet transform itself introduces a 1/f power factor, meaning...
A long time ago, I did a study of various sphere fitting methods for MEG forward modelling. I remembered that this approximation adds on the order of 10% error to...
Hello, As mentioned [on Neuro Stars](https://neurostars.org/t/bids-validator-incorrect-error-for-duplicate-subjects/22874), the validator returns error [Code 51] PHENOTYPE_SUBJECTS_MISSING when a single subject appears multiple times (multiple rows). The error is misleading since the subject is...
Hello! I'm running a mod of Brainstorm's bst_openmeeg, and on Windows, we're getting errors with the development version 2.4.9999. It complains about a missing tri file even though it's there:...
After reviewing the math and connectivity code to answer a [forum question](https://neuroimage.usc.edu/forums/t/some-questions-about-resting-state-eeg-source-localization/36646/3), I flagged some issues in the recently added wPLI measure (PR https://github.com/brainstorm-tools/brainstorm3/pull/497, related [forum post](https://neuroimage.usc.edu/forums/t/weighted-phase-lag-index/9434)), and in trial-averaging...
This adds a new version of the Digitize panel, in parallel to the current version. Main changes: - Added settings: - set of fiducials to digitize, allowing e.g. a 4th...
This is still a work in progress, a revised version of this previous closed PR: https://github.com/brainstorm-tools/brainstorm3/pull/511 I'm putting it here now to share it in its current state with users...
A few issues have come up related to phase-amplitude coupling. I'm making this issue to keep track of what needs our attention. 1. The recent code changes for tPAC https://github.com/brainstorm-tools/brainstorm3/pull/611...