Questions tagged [noise]

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Is the noise term $\epsilon$ in $y=g(x) + \epsilon$ used to denote the model's imperfection to the real world?

In supervised machine learning, it is common to say that we learn a function of the form $$y=g(x) + \epsilon.$$ Generally, $\epsilon$ is used to denote noise or, more precisely, any influence by ...
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How does noise samples from uniform distribution contribute to the diversity of generator output?

In Generative Adversarial Network (GAN), there are two multi-layer perceptrons. One is generator network and another is discriminator network. The input for generator network is a noise vector $z$. ...
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Why is noise vector represented by letter $z$? [closed]

Most of the notations in Artificial Intelligence are borrowed from the mathematics. $x$ stands for input (vector), $y$ stands for output (vector) etc., and the list is long. But, I am not sure whether ...