What is monumentum constant?

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Shaila parvin on 4 Jul 2013

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I don't understand this line.

net.trainParam.mc=0.8;%(momentum constant)

Please help me.

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the cyclist on 4 Jul 2013

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Edited: the cyclist on 4 Jul 2013

This page describes the concept of momentum in gradient descent:

http://www.mathworks.com/help/nnet/ref/traingdm.html

It is a way of using information from prior steps, not just the local surface where you are now.

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