Cauchy, CauchyD, and CauchyDD2

Determine Cauchy robust error function and its first and second derivatives for each sample of a signal. More...

Functions
NppStatus	nppsCauchy_32f_I (Npp32f *pSrcDst, int nLength, Npp32f nParam)
	32-bit floating point signal Cauchy error calculation. More...
NppStatus	nppsCauchyD_32f_I (Npp32f *pSrcDst, int nLength, Npp32f nParam)
	32-bit floating point signal Cauchy first derivative. More...
NppStatus	nppsCauchyDD2_32f_I (Npp32f *pSrcDst, Npp32f *pD2FVal, int nLength, Npp32f nParam)
	32-bit floating point signal Cauchy first and second derivatives. More...

Detailed Description

Determine Cauchy robust error function and its first and second derivatives for each sample of a signal.

Function Documentation

NppStatus nppsCauchy_32f_I	(	Npp32f *	pSrcDst,
		int	nLength,
		Npp32f	nParam
	)

32-bit floating point signal Cauchy error calculation.

Parameters

pSrcDst	In-Place Signal Pointer.
nLength	Signal Length.
nParam	constant used in Cauchy formula

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsCauchyD_32f_I	(	Npp32f *	pSrcDst,
		int	nLength,
		Npp32f	nParam
	)

32-bit floating point signal Cauchy first derivative.

Parameters

pSrcDst	In-Place Signal Pointer.
nLength	Signal Length.
nParam	constant used in Cauchy formula

Returns

Signal Data Related Error Codes, Length Related Error Codes.

NppStatus nppsCauchyDD2_32f_I	(	Npp32f *	pSrcDst,
		Npp32f *	pD2FVal,
		int	nLength,
		Npp32f	nParam
	)

32-bit floating point signal Cauchy first and second derivatives.

Parameters

pSrcDst	In-Place Signal Pointer.
pD2FVal	Source Signal Pointer. This signal contains the second derivative of the source signal.
nLength	Signal Length.
nParam	constant used in Cauchy formula

Returns

Signal Data Related Error Codes, Length Related Error Codes.