function?net?=?som（nin?map_size）
%SOM	Creates?a?Self-Organising?Map.
%
%	Description
%	NET?=?SOM（NIN?MAP_SIZE）?creates?a?SOM?NET?with?input?dimension?（i.e.
%	data?dimension）?NIN?and?map?dimensions?MAP_SIZE.??Only?two-
%	dimensional?maps?are?currently?implemented.
%
%	The?fields?in?NET?are
%	??type?=?‘som‘
%	??nin?=?number?of?inputs
%	??map_dim?=?dimension?of?map?（constrained?to?be?2）
%	??map_size?=?grid?size:?number?of?nodes?in?each?dimension
%	??num_nodes?=?number?of?nodes:?the?product?of?values?in?map_size
%	??map?=?map_dim+1?dimensional?array?containing?nodes
%	??inode_dist?=?map?of?inter-node?distances?using?Manhatten?metric
%
%	The?map?contains?the?node?vectors?arranged?column-wise?in?the?first
%	dimension?of?the?array.
%
%	See?also
%	KMEANS?SOMFWD?SOMTRAIN
%

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2011-06-11?16:27??som神經(jīng)網(wǎng)絡(luò)\
?????文件????????1727??2005-04-27?22:59??som神經(jīng)網(wǎng)絡(luò)\som.m
?????文件????????5441??2007-03-04?04:08??som神經(jīng)網(wǎng)絡(luò)\somtrain.m
?????文件????????1107??2007-04-10?06:17??som神經(jīng)網(wǎng)絡(luò)\som_netlab.m