Question about Gaussian MF

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Dani D
Dani D 2016-7-20
编辑： NathanM 2016-7-26
Hello, Could you please give me more information about 'sigma' in Gaussian MF function in matlab? I can't understand it. Thanks

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回答（1 个）

NathanM
NathanM 2016-7-26
编辑：NathanM 2016-7-26
In the function
y=gaussmf(x, [sig c])
'sig' is the standard deviation. The standard deviation describes how much the data as a whole deviates from the mean. Graphically, it affects how tightly the resulting bell curve is fit around the mean: the smaller the standard deviation, the tighter the fit.
For more information about Gaussian functions: https://en.wikipedia.org/wiki/Gaussian_function.

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