mne tools scripts kskassam

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MNE Tools & Scripts: 

MNE Tools andamp; Scripts Karim Kassam

Slide2: 

meg_average mne_simu meg_stc_morph ROI analysis in Excel custom MNE movies

Slide3: 


Slide4: 

Real Data Simulated Data

Slide5: 

Subject 1 Subject 2 Subject 3

Slide6: 


meg_average: 

meg_average

VBA in Excel: 

VBA in Excel

Slide9: 

Real Data Simulated Data

mne_simu: 

mne_simu Simulate a source

mne_simu: 

mne_simu

mne_simu: 

mne_simu +

mne_simu: 

mne_simu

mne_simu: 

mne_simu

Slide15: 

Subject 1 Subject 2 Subject 3

meg_stc_morph: 

how bad is it? spatial problems statistical problems meg_stc_morph now infamous intersubject averager there are some problems it’s not that bad, at least qualitatively

Slide17: 

Real Data Simulated Data

Spatial problems: 

Spatial problems mne_make_uniform_stc

Spatial Problems: 

Spatial Problems

Spatial Problems: 

Spatial Problems

Spatial Problems: 

Spatial Problems

Spatial Problems: 

Spatial Problems

Spatial Problems: 

Spatial Problems

Spatial Problems: 

Spatial Problems

ROI analysis: 

ROI analysis avoid spatial problems

ROI analysis: 

ROI analysis avoid spatial problems

ROI analysis: 

ROI analysis avoid statistical problems ttest

ROI analysis: 

ROI analysis avoid statistical problems Arithmetic Average subtract condition in xplotter (task - control) noise normalize convert f-statistics to p-stats

ROI analysis: 

ROI analysis avoid statistical problems T Test calculate currents for main effects (task and control) generate ROI, perform ttest (ttest averaged over 50 ms)

ROI analysis: 

ROI analysis avoid statistical problems Arithmetic Average T Test

Slide31: 

Subject 1 Subject 2 Subject 3

MNE Movies: 

MNE Movies EasyMEG does a great job of rendering movies But sometimes for talks we may want to show more Can use a combination of programs to make custom movies

MNE Movies: 

MNE Movies meg_snapshot_om  make pictures for every frame and every view photoshop adjust contrast and put frames together matlab (showtime toolbox) control timing and make movie

MNE Movies: 

MNE Movies meg_snapshot_om  make pictures for viewname in 'lat med ven' do meg_snapshot_om \ --frameopt '0 10 10 20 20 30 30 40 40 50 50 60 60 70 ...' done

MNE Movies: 

MNE Movies photoshop  adjust contrast

MNE Movies: 

MNE Movies photoshop  create frame

MNE Movies: 

MNE Movies matlab  create movie

MNE Movies: 

MNE Movies matlab  create movie

where to go for more info: 

where to go for more info Visual Basic in Excel http://www.engineering.usu.edu/cee/faculty/gurro/VBAandamp;Excel.htm mne_simu (type in command line for instructions) mne_make_uniform_stc (type in command line for instructions)

where to go for more info: 

where to go for more info Movies: meg_snapshot_om (will post) AppleScript for Photoshop (will post) showtime.mex for Matlab (quicktime movie maker) www.psychtoolbox.org/download

thank you: 

thank you Moshe Bar Elissa Aminoff Jasmine Boshyan Mark Fenske Avniel Ghuman Nurit Gronau Irina Ostrovskaya Matti Hamalainen Ksenija Marinkovic Eric Halgren Brendan Cox Matt Cain Thomas Witzel Sari Levanen Seppo Ahlfors Steve Stufflebeam Daniel Goldenholz Dan Wehner