conjgrad.h File Reference

#include <util/api.h>
#include <neatogen/defs.h>
#include <stdbool.h>

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Functions
PRIVATE int	conjugate_gradient (vtx_data *, double *, double *, int, double, int)
PRIVATE int	conjugate_gradient_f (float **, double *, double *, int, double, int, bool)
PRIVATE int	conjugate_gradient_mkernel (float *, float *, float *, int, double, int)

Function Documentation

conjugate_gradient()

PRIVATE int conjugate_gradient	(	vtx_data *	A,
		double *	x,
		double *	b,
		int	n,
		double	tol,
		int	max_iterations
	)

Definition at line 21 of file conjgrad.c.

References A, agerrorf(), alpha, copy_vector(), free(), gv_calloc(), max_abs(), orthog1(), right_mult_with_vector(), tol, vectors_addition(), vectors_inner_product(), vectors_scalar_mult(), and vectors_subtraction().

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conjugate_gradient_f()

PRIVATE int conjugate_gradient_f	(	float **	A,
		double *	x,
		double *	b,
		int	n,
		double	tol,
		int	max_iterations,
		bool	ortho1
	)

Definition at line 90 of file conjgrad.c.

References A, agerrorf(), alpha, cleanup1(), copy_vector(), free(), gv_calloc(), max_abs(), orthog1(), right_mult_with_vector_f(), tol, vectors_addition(), vectors_inner_product(), vectors_scalar_mult(), and vectors_subtraction().

Referenced by sparse_stress_subspace_majorization_kD().

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conjugate_gradient_mkernel()

PRIVATE int conjugate_gradient_mkernel	(	float *	A,
		float *	x,
		float *	b,
		int	n,
		double	tol,
		int	max_iterations
	)

Definition at line 160 of file conjgrad.c.

References A, agerrorf(), alpha, cleanup2(), copy_vectorf(), free(), gv_calloc(), max_absf(), orthog1f(), right_mult_with_vector_ff(), tol, vectors_inner_productf(), vectors_mult_additionf(), and vectors_subtractionf().

Referenced by stress_majorization_kD_mkernel().

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