A=load('cell_of_doubles.mat');
B=A.cell_of_double_balls ;
C=cell(size(B,2),1);
for i=1:size(B,2)
C{i}=B{1, i}(:,1:3); % first 3 columns from every cell
end
firstcell=C{1, 1}; % extract variable 1 by linear indexing
secondcell=C{2, 1}; % extract variable 2 by linear indexing and so on....
