MATLAB: How to cluster training data before training a neural network

Question

Hi all, I am training a neural network with Input (4×120 matrix) and Output (3×120 matrix) for patter recognition.Before training network i would like to cluster the data.What procedure can be followed ? After clustering how to train a network with clustered output ? Thank you in advance

Answer 1

Could you explain further? There are a number of ways to cluster your data:

Statistics Toolbox:

http://www.mathworks.com/help/stats/unsupervised-learning.html

Neural Network Toolbox:

http://www.mathworks.com/help/nnet/ug/cluster-with-self-organizing-map-neural-network.html