lmlib.utils.generator.gen_wgn

lmlib.utils.generator.gen_wgn(K, sigma, seed=None)

White Gaussian noise signal generator

Parameters

• K (int) – Signal length

• sigma (float) – Sample variance

• seed (int, None) – random number generator seed, default = None.

Returns

out – Returns a white Gaussian noise signal of length K and variance sigma.

Return type

ndarray, shape=(K,)

Example

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