What is monumentum constant?

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Shaila parvin
Shaila parvin 2013-7-4
I don't understand this line.
net.trainParam.mc=0.8;%(momentum constant)
Please help me.

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回答（1 个）

the cyclist
the cyclist 2013-7-4
编辑：the cyclist 2013-7-4
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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