Exercise:Independent Component Analysis
From Ufldl
(→Step 3: Implement and check ICA cost functions) |
(→Step 3: Implement and check ICA cost functions) |
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When you have implemented the cost functions, you should check the gradients numerically. | When you have implemented the cost functions, you should check the gradients numerically. | ||
- | '''Hint''' - | + | '''Hint''' - if you are having difficulties deriving the gradients, you may wish to consult the page on [[deriving gradients using the backpropagation idea]]. |
=== Step 4: Optimization === | === Step 4: Optimization === |