show_denois_tuning.m~

来自「用matlab实现的统计模式识别工具箱」· M~ 代码 · 共 37 行

% Demo: Plots curves of tuning stage of Kernel PCA for denosing.
%

% Modifications:
% 06-jun-2004, VF
% 28-apr-2004, VF

% Models with results of tuning
%-------------------------------------------------------
kpca_filename = 'USPSModelGreedyKPCA.mat';  % kpca model
lpca_filename = 'USPSModelLinPCA.mat';      % linear PCA model

% Kernel KPCA 
%-------------------------------------------------------
load( kpca_filename );

figure; hold on; title('Tuning greedy KPCA');
xlabel('\sigma'); ylabel('\epsilon_{MS}');

h = [];
clear Str;
for i=1:length(New_Dim_Range),
  h = [h, plot(Arg_Range, Mse(i,:),marker_color(i) )];
  Str{i} = sprintf('dim = %d', New_Dim_Range(i));
end
legend(h,Str);

% Linear PCA 
%-------------------------------------------------------
load( lpca_filename ); 

figure; hold on; title('Tuning linear PCA');
xlabel('dim'); ylabel('\epsilon_{MS}');

plot(New_Dim_Range,Mse);

% EOF