?? scaling_transform.m
字號:
function [new_patterns, train_targets, var_mat, means] = Scaling_transform(train_patterns, train_targets, param, plot_on)
%Reshape the data points using the scaling transform
%Inputs:
% train_patterns - Input patterns
% train_targets - Input targets
% param - Unused
% plot_on - Unused
%
%Outputs
% new_patterns - New patterns
% targets - New targets
% var_mat - Variance matrix
% means - Means vector
[r,c] = size(train_patterns);
means = mean(train_patterns')';
new_patterns = train_patterns - means*ones(1,c);
var_mat = var(new_patterns')';
new_patterns = new_patterns ./ (var_mat * ones(1, c));
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