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Tricube.md

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class Tricube( Kernel )[source]

Tricube is a Kernel function between [-1,1]; it is 0 elsewhere.

  K( x ) = ( 1 - |x|3 )3 if |x| < 1 else 0

Tricube( ) [source]

Constructor.

Using
     integral = 81.0/70.0
     fwhm = 1.18176021

result( x ) [source]
 Return the result for input values.

Parameters

  • x : array-like
         input values

partial( x ) [source]
 Return the partial derivative wrt the input values.

Parameters

  • x : array-like
         the input values

isBound( ) [source]

Return True

name( ) [source]

Return the name of the kernel

Methods inherited from Kernel