ld(x,epochsize) - fold 2D to 3D</li><li><a href="nt_normcol.html" class="code" title="function [y,norm]=nt_normcol(x,w)">nt_normcol</a>	[y,norm]=nt_normcol(x,w) - normalize each column so its weighted msq is 1</li><li><a href="nt_pcarot.html" class="code" title="function [topcs,eigenvalues]=nt_pcarot(cov,N)">nt_pcarot</a>	[topcs,eigenvalues]=pcarot(cov,N) - PCA matrix from covariance</li><li><a href="nt_specific.html" class="code" title="function y=nt_specific(x,w,thresh)">nt_specific</a>	y=nt_specific(x) -