0001 function [F,opt] = preproc_meandiffs(Xtr, Xte, varargin) 0002 0003 X=Xte; 0004 0005 [X,opt]=preproc_scalecenter(X,varargin{:}); 0006 0007 n=size(X{1},2); 0008 0009 F=zeros(length(X),3,n); 0010 for ii=1:length(X) 0011 F(ii,1,:)=mean(X{ii},1); 0012 F(ii,2,:)=mean(diff(X{ii}),1); 0013 F(ii,3,:)=mean(diff(X{ii},2),1); 0014 end 0015 0016