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lines changed Original file line number Diff line number Diff line change @@ -78,15 +78,16 @@ Used in neurons to introduce non-linearity, helping the model solve complex prob
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<img src =" images\sigmoid.png " alt =" Sigmoid formula " title =" Sigmoid formula pic " >
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It squashes the input into a range between 0 and 1.
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- ** Sigmoid Activation Function** : <img src =" images\sigmoid.png " alt =" Sigmoid formula " title =" Sigmoid formula pic " >
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+ ** Sigmoid Activation Function** :
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+ <img src =" images\sigmoid.png " alt =" Sigmoid formula " title =" Sigmoid formula pic " >
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- Explains how the sigmoid function outputs values between 0 and 1, making it suitable for binary classification.
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** Implementation** :
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- Code implementation of a sigmoid neuron, including forward and backward propagation steps.
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- Calculates the gradient of the sigmoid function for use in backpropagation.
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- Why Use It?
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- Useful for binary classification and probabilistic outputs.
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+ ** Why Use It** ?
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+ - Useful for binary classification and probabilistic outputs.
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** Limitations** :
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Vanishing gradient problem: Gradients become too small during backpropagation for large networks, slowing learning.
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