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Fixed (de)serialization to include activation function. #97

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Fixed (de)serialization to include activation function. #97

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8f4856f
Fixed (de)serialization to include activation function.
enginefeeder101 Mar 10, 2018
841c92b
Merge branch 'master' into serialize-fix
enginefeeder101 Mar 11, 2018
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10 changes: 9 additions & 1 deletion lib/nn.js
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,13 @@ class ActivationFunction {
this.func = func;
this.dfunc = dfunc;
}

static deserialize(data) {
if (typeof data == 'string') {
data = JSON.parse(data);
}
return new ActivationFunction(eval(data.func), eval(data.dfunc));
}
}

let sigmoid = new ActivationFunction(
Expand Down Expand Up @@ -139,7 +146,7 @@ class NeuralNetwork {
}

serialize() {
return JSON.stringify(this);
return JSON.stringify(this, (k, v) => typeof v == 'function' ? v.toString() : v);
}

static deserialize(data) {
Expand All @@ -152,6 +159,7 @@ class NeuralNetwork {
nn.bias_h = Matrix.deserialize(data.bias_h);
nn.bias_o = Matrix.deserialize(data.bias_o);
nn.learning_rate = data.learning_rate;
nn.activation_function = ActivationFunction.deserialize(data.activation_function);
return nn;
}

Expand Down