Question: In neural computing, a neural response ( y ) is obtained by multiplying the input signal ( vector x ) with a weight matrix (
In neural computing, a neural response y is obtained by multiplying the input signal vector x with a weight matrix
W offset by a vector b as follows.
y Wx b
where W is an m by d matrix, x is a ddimensional vector, and the dimension of y is m similar to the dimension of
b Equation obtains a linear mapping between input x and output y To introduce nonlinearity in this mapping
Equation a Sigmoid function sigma x is used, which is defined as below.
sigma x
ex
d sigma x
dx
sigma xsigma x
y sigma Wx b
You must provide complete code with proper comments and printed results.
Plot the sigmoid function for values of x ranging from to
Plot the derivative of the sigmoid function for values of x ranging from to
Plot to compare Equation and Equation where y is a function of x You may assume other values and
variables.Use python to do the question.
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