Function linfa::composing::platt_scaling::platt_predict
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Predict a probability with the sigmoid function
Similar to stable sigmoid implementations https://stackoverflow.com/questions/51976461/optimal-way-of-defining-a-numerically-stable-sigmoid-function-for-a-list-in-pyth
Parameters
x
: uncalibrated value f(x)a
: parameter A,b
: parameter B,