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Why does my regression-NN completely fail to predict some points?
I would like to train a NN in order to approximate an unknown function $y = f(x_1,x_2)$. I have a lot of measurements $y = [y_1,\dots,y_K]$ (with K that could be in the range of 10-100 thousands) ...
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Use the LMS algorithm to train a single perceptron neural network by finding the weights for a given data
Basically, I have data set contain inputs and outputs for unknown system, I want to use the LMS (Least Mean Square), to train a single perceptron (neuron) NN, and find the weights $ w_1, w_2, ... $, ...