createfeature.m

该文件架下一共有4个matlab程序。结合到一起可以实现在matlab下实现选中ORL库的一幅图像然后找出与之最相近3张照片并显示出来。

function [ output_args ] = CreateFeature( input_args )
%CREATEFEATURE Summary of this function goes here
%   Detailed explanation goes here
load ORL;
load train;
%test=double(fea(testInIdx,:));
train=double(fea(trainIdx,:));
options=[];
options.ReducedDim=75;
[eigvector, eigvalue, meanData, new_data] = PCA(train, options);