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small change in 03_ml_basics_simple_neural_network.ipynb

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Klaus Reygers 2023-04-16 15:47:34 +02:00
parent 75949cf50c
commit 3e5093515f
2 changed files with 2 additions and 100495 deletions
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03_ml_basics_simple_neural_network.ipynb
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notebooks/03_ml_basics_simple_neural_network.ipynb
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@ -23,6 +23,7 @@
] ]
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@ -76,7 +77,7 @@
"\n", "\n",
"Note, that it is assumed that the activation function is a sigmoid with the derivative\n", "Note, that it is assumed that the activation function is a sigmoid with the derivative\n",
"\n", "\n",
"$$ \\sigma(x) * (1 - \\sigma(x)) $$\n", "$$ \\sigma(x) \\cdot (1 - \\sigma(x)) $$\n",
"\n", "\n",
"Applying the chain rule further, we obtain the gradient for the weights from the input layer to the hidden layer: \n", "Applying the chain rule further, we obtain the gradient for the weights from the input layer to the hidden layer: \n",
"\n", "\n",