block_rows

PURPOSE

SYNOPSIS

DESCRIPTION

 returns cell array of rows for each (subject/session) block

 $Id$

CROSS-REFERENCE INFORMATION

• des_struct get/set method for des_struct field
• isfield method to overload isfield for mardo objects
• modality method returns modality of design
• modality method returns modality of design
• modality method returns modality of design

• event_fitted_fir method to compute fitted event time courses using FIR
• residuals method returns residuals from model
• ui_ft_design_data method plots FT of design and data to graphics window
• apply_filter applies filter in design to data
• fill fills missing entries from SPM FMRI design matrix
• fill fills missing entries from SPM FMRI design matrix
• apply_filter applies filter in design to data
• fill fills missing entries from SPM FMRI design matrix
• get_marsy gets data in ROIs from images
• n_blocks method returns number of subjects/sessions in data
• summary_block_means return raw means over blocks in summary data
• ui_plot method plots data in various formats
• mars_image_scaling get image scaling data for images, maybe via SPM design
• marsbar Startup, callback and utility routine for Marsbar

SOURCE CODE

0001 function rows = block_rows(D)
0002 % returns cell array of rows for each (subject/session) block
0003 %
0004 % $Id$
0005   
0006 SPM = des_struct(D);
0007 if strcmp(modality(D), 'fmri')
0008   Sess = SPM.Sess;
0009   rows = {Sess(:).row};
0010 else % PET I guess
0011   xX = SPM.xX;
0012   if ~isfield(xX, 'I')
0013     error('Expecting I field in SPM design');
0014   end
0015   scol = xX.I(:, 3); % the subject column
0016   subjnos = unique(scol);
0017   for s = 1:length(subjnos);
0018     rows{s} = find(scol == subjnos(s));
0019   end
0020 end