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view tvii/gradient_descent.py @ 56:5867e4a10fae

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[doc] link to deeplearn.js
author Jeff Hammel <k0scist@gmail.com>
date Fri, 29 Sep 2017 10:00:31 -0700
parents 857a606783e1
children
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"""
gradient descent for neural networks
"""

# Each loop:
# - computes predictions
# - compute derivatives: dw, db
# update: w = w - alpha * dw; b = b - ....