kmeans_norm.m

動態聚類k-means演算 將輸入在程式中的數據資料 給予適當的分群

function [newdata, datamean, datastd] = kmeans_norm(indata);

% function [newdata,meandata,stddata] = kmeans_norm(indata)
% 
% Normalize data to unit standard deviation and zero mean
% using prestd.

tmp = indata';
[newtmp, datamean, datastd] = prestd(tmp); 
newdata = newtmp';