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_Ctx (Npp32f *pSrcDst, int nLength, Npp32f nParam, NppStreamContext nppStreamCtx)
	32-bit floating point signal Cauchy error calculation. More...
NppStatus	nppsCauchy_32f_I (Npp32f *pSrcDst, int nLength, Npp32f nParam)
NppStatus	nppsCauchyD_32f_I_Ctx (Npp32f *pSrcDst, int nLength, Npp32f nParam, NppStreamContext nppStreamCtx)
	32-bit floating point signal Cauchy first derivative. More...
NppStatus	nppsCauchyD_32f_I (Npp32f *pSrcDst, int nLength, Npp32f nParam)
NppStatus	nppsCauchyDD2_32f_I_Ctx (Npp32f *pSrcDst, Npp32f *pD2FVal, int nLength, Npp32f nParam, NppStreamContext nppStreamCtx)
	32-bit floating point signal Cauchy first and second derivatives. More...
NppStatus	nppsCauchyDD2_32f_I (Npp32f *pSrcDst, Npp32f *pD2FVal, int nLength, Npp32f nParam)

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
	)

NppStatus nppsCauchy_32f_I_Ctx	(	Npp32f *	pSrcDst,
		int	nLength,
		Npp32f	nParam,
		NppStreamContext	nppStreamCtx
	)

32-bit floating point signal Cauchy error calculation.

Parameters

pSrcDst	In-Place Signal Pointer.
nLength	Signal Length.
nParam	constant used in Cauchy formula
nppStreamCtx	Application Managed Stream Context.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

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

NppStatus nppsCauchyD_32f_I_Ctx	(	Npp32f *	pSrcDst,
		int	nLength,
		Npp32f	nParam,
		NppStreamContext	nppStreamCtx
	)

32-bit floating point signal Cauchy first derivative.

Parameters

pSrcDst	In-Place Signal Pointer.
nLength	Signal Length.
nParam	constant used in Cauchy formula
nppStreamCtx	Application Managed Stream Context.

Returns

Signal Data Related Error Codes, Length Related Error Codes.

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

NppStatus nppsCauchyDD2_32f_I_Ctx	(	Npp32f *	pSrcDst,
		Npp32f *	pD2FVal,
		int	nLength,
		Npp32f	nParam,
		NppStreamContext	nppStreamCtx
	)

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
nppStreamCtx	Application Managed Stream Context.

Returns

Signal Data Related Error Codes, Length Related Error Codes.