Can be reduced

[DelinteNicolas]

elikopy/elikopy/individual_subject_processing.py

Line 2706 in febf767

msmtcsd_peaks_peak_dirs[..., 1] = -msmtcsd_peaks_peak_dirs[..., 1]

These lines can be replaced by a single sitwh of x>-x instead of y>-y & z>-z

[DelinteNicolas]

Solved in 'sagittal' branch