spectral_Clustering 用于聚类分析的谱聚类方法（Matlab版）

一种用于聚类分析的谱聚类方法（Matlab版），可以有效，快速的对多维样本数据进行聚类划分

% function demoncutClustering;
% demoncutClustering
% 
% demo for NcutClustering
% also initialize matlab paths to subfolders
% Timothee Cour Stella Yu Jianbo Shi 2004.
clc;
clear;
disp（‘Ncut Clustering demo‘）;

% initialize matlab paths to subfolders
main;

%% make up a point data set
caseid =3;
[datalabelsize_cluster] = build_scene（caseid）;
figure（1）;clf;
plot（data（1:）data（2:）‘ks‘ ‘MarkerFaceColor‘‘k‘‘MarkerSize‘5）; 
axis image; hold on; 

% disp（‘This is the input data points to be clustered press Enter to continue...‘）;
% pause;

disp（‘Compute clustering...‘）;

% compute similarity matrix
[WDist] = compute_relation（data）;

% clustering graph in
nbCluster = 4;
tic;
[NcutDiscreteNcutEigenvectorsNcutEigenvalues] = ncutW（WnbCluster）;
disp（[

 属性            大小     日期    时间   名称
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     文件       7114  2004-06-18 03:19  common_files\a_times_b_cmplx.dll

     文件       7820  2004-06-18 03:19  common_files\a_times_b_cmplx.mexglx

     文件      13096  2004-06-18 03:19  common_files\a_times_b_cmplx.mexmac

     文件       1251  2004-06-18 03:19  common_files\discretisation.m

     文件        202  2004-06-18 03:19  common_files\discretisationEigenVectorData.asv

     文件        317  2004-06-18 03:19  common_files\discretisationEigenVectorData.m

     文件      37466  2004-06-18 03:19  common_files\eigs2.m

     文件       9728  2004-06-18 03:19  common_files\mex_w_times_x_symmetric.dll

     文件       8713  2004-06-18 03:19  common_files\mex_w_times_x_symmetric.mexglx

     文件      13396  2004-06-18 03:19  common_files\mex_w_times_x_symmetric.mexmac

     文件       2339  2004-06-18 03:19  common_files\ncut.asv

     文件       2470  2004-06-18 03:19  common_files\ncut.m

     文件        486  2004-06-18 03:19  common_files\ncutW.asv

     文件        604  2004-06-18 03:19  common_files\ncutW.m

     文件       8704  2004-06-18 03:19  common_files\sparsifyc.dll

     文件       8541  2004-06-18 03:19  common_files\sparsifyc.mexglx

     文件       9004  2004-06-18 03:19  common_files\sparsifyc.mexmac

     文件       7168  2004-06-18 03:19  common_files\spmtimesd.dll

     文件       7285  2004-06-18 03:19  common_files\spmtimesd.mexglx

     文件       8888  2004-06-18 03:19  common_files\spmtimesd.mexmac

     文件       3532  2009-04-07 10:40  specific_NcutClustering_files\build_scene.asv

     文件       3537  2009-04-07 11:37  specific_NcutClustering_files\build_scene.m

     文件        594  2004-06-18 03:19  specific_NcutClustering_files\compute_relation.m

     文件       1723  2006-12-22 10:49  SVMg\adfd.m

     文件        117  2000-08-30 15:28  SVMg\ANS.M

     文件        117  2000-08-30 15:28  SVMg\ANSWER.M

     文件        376  2000-06-28 15:07  SVMg\BINOMIAL.M

     文件        359  2006-05-09 21:28  SVMg\binomimao.m

     文件        144  1998-05-01 11:47  SVMg\centrefig.m

     文件       1447  2006-05-09 22:21  SVMg\CHUNKINGM.m

............此处省略74个文件信息