e_lda.asv

来自「支持向量机工具箱」· ASV 代码 · 共 14 行

%addpath G:\Matlab_EXP\stprtool
%addpath G:\Matlab_EXP\stprtool\data\riply_data
orig_data = load('iris'); % load input data
subplot(1,2,1);title('原始分布');
 h1=ppatterns(orig_data);
 legend([h1],'Training set'

model = lda(orig_data,2); % train LDA
ext_data = linproj(orig_data,model); % feature extraction

subplot(1,2,2);title('重构数据分布');
h2=ppatterns(ext_data); 
legend([h1],'restructure set' % plot ext. da
pboundary(model);