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Results tagged with neural-networks
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user 305949
Artificial neural networks (ANNs) are a broad class of computational models loosely based on biological neural networks. They encompass feedforward NNs (including "deep" NNs), convolutional NNs, recurrent NNs, etc.
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Which definition of the likelihood function is correct?
In the online version of the Deep Learning book on chapter 5 the estimator for likelihood function is defined as:
That is the product of individual probabilities. After taking the log it arrives at t …
- 143
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Matrix dimensions of Derivative of Softmax on Vectorized version
I am trying to get the matrix dimensions right for computing derivative of a two layers network where the last layer is softmax function.
For simplicity I am only interested to get derivatives of W2 w …
- 143