April 2017
Intermediate to advanced
318 pages
7h 40m
English
Content preview from Deep Learning with Keras
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Increasing the size of batch computation
Gradient descent tries to minimize the cost function on all the examples provided in the training sets and, at the same time, for all the features provided in the input. Stochastic gradient descent is a much less expensive variant, which considers only BATCH_SIZE examples. So, let's see what the behavior is by changing this parameter. As you can see, the optimal accuracy value is reached for BATCH_SIZE=128:
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