function [weights,basis,meanData] = getReducedSpace(data,dim,option)

[n,obs] = size(data)

meanData = mean(data');

if(option==1)
data = data - (meanData'*ones(1,obs));
end

[U,V,D] = svd(data,0);

basis = stripEigs(U,dim);
weights = (basis'*data)';