olppface.m

来自「Face recognition using webcam and this d」· M 代码 · 共 31 行

function [eigvector, eigvalue, bSuccess, elapse,Y,e] = OLPPface(W, options,data,A,L_eig_vec)
data=data';
bGlobal = 0;
if ~exist('data','var')
    bGlobal = 1;
    global data;
end

if (~exist('options','var'))
   options = [];
end


[nSmp,nFea] = size(data);
if size(W,1) ~= nSmp
    error('W and data mismatch!');
end

D = full(sum(W,2));
D = sparse(1:nSmp,1:nSmp,D,nSmp,nSmp);
[eigvector, eigvalue, bSuccess, elapse] = OLGEEE(W, D, options, data);
size(eigvector);
eigIdx = find(eigvalue < 1e-3);
eigvalue (eigIdx) = [];
eigvector(:,eigIdx) = [];
e=eigvector*eigvalue;
e=reshape(e,32,32);
imshow(uint8(e*10^3));
eigvector=L_eig_vec;
SIZEA=size(A);
Y = A * eigvector;