matrix_ops.h File Reference

#include "sparsegraph.h"

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Macros
#define	_MATRIX_OPS_H_

Functions
void	cpvec (double *, int, int, double *)
double	dot (double *, int, int, double *)
void	scadd (double *, int, int, double, double *)
void	vecscale (double *, int, int, double, double *)
double	norm (double *, int, int)
void	orthog1 (int n, double *vec)
void	init_vec_orth1 (int n, double *vec)
void	right_mult_with_vector (vtx_data *, int, double *, double *)
void	right_mult_with_vector_f (float **, int, double *, double *)
void	vectors_subtraction (int, double *, double *, double *)
void	vectors_addition (int, double *, double *, double *)
void	vectors_scalar_mult (int, double *, double, double *)
void	copy_vector (int n, double *source, double *dest)
double	vectors_inner_product (int n, double *vector1, double *vector2)
double	max_abs (int n, double *vector)
void	right_mult_with_vector_transpose (double **, int, int, double *, double *)
void	right_mult_with_vector_d (double **, int, int, double *, double *)
void	mult_dense_mat (double **, float **, int, int, int, float ***C)
void	mult_dense_mat_d (double **, float **, int, int, int, double ***CC)
void	mult_sparse_dense_mat_transpose (vtx_data *, double **, int, int, float ***)
int	power_iteration (double **, int, int, double **, double *, int)
void	orthog1f (int n, float *vec)
void	right_mult_with_vector_ff (float *, int, float *, float *)
void	vectors_substractionf (int, float *, float *, float *)
void	vectors_additionf (int n, float *vector1, float *vector2, float *result)
void	vectors_mult_additionf (int n, float *vector1, float alpha, float *vector2)
void	vectors_scalar_multf (int n, float *vector, float alpha, float *result)
void	copy_vectorf (int n, float *source, float *dest)
double	vectors_inner_productf (int n, float *vector1, float *vector2)
void	set_vector_val (int n, double val, double *result)
void	set_vector_valf (int n, float val, float *result)
double	max_absf (int n, float *vector)
void	square_vec (int n, float *vec)
void	invert_vec (int n, float *vec)
void	sqrt_vec (int n, float *vec)
void	sqrt_vecf (int n, float *source, float *target)
void	invert_sqrt_vec (int n, float *vec)

Macro Definition Documentation

#define _MATRIX_OPS_H_

Definition at line 21 of file matrix_ops.h.

Function Documentation

void copy_vector	(	int	n,
		double *	source,
		double *	dest
	)

Definition at line 431 of file matrix_ops.c.

Referenced by conjugate_gradient(), and conjugate_gradient_f().

void copy_vectorf	(	int	n,
		float *	source,
		float *	dest
	)

Definition at line 657 of file matrix_ops.c.

Referenced by conjugate_gradient_mkernel(), and stress_majorization_kD_mkernel().

void cpvec	(	double *	,
		int	,
		int	,
		double *
	)

Definition at line 258 of file matrix_ops.c.

Referenced by power_iteration().

double dot	(	double *	,
		int	,
		int	,
		double *
	)

Definition at line 270 of file matrix_ops.c.

void init_vec_orth1	(	int	n,
		double *	vec
	)

Definition at line 341 of file matrix_ops.c.

References orthog1(), and RANGE.

void invert_sqrt_vec	(	int	n,
		float *	vec
	)

Definition at line 752 of file matrix_ops.c.

Referenced by stress_majorization_kD_mkernel().

void invert_vec	(	int	n,
		float *	vec
	)

Definition at line 714 of file matrix_ops.c.

Referenced by stress_majorization_kD_mkernel().

double max_abs	(	int	n,
		double *	vector
	)

Definition at line 451 of file matrix_ops.c.

double max_absf	(	int	n,
		float *	vector
	)

Definition at line 693 of file matrix_ops.c.

void mult_dense_mat	(	double **	,
		float **	,
		int	,
		int	,
		int	,
		float ***	C
	)

Definition at line 142 of file matrix_ops.c.

References C, and NULL.

void mult_dense_mat_d	(	double **	,
		float **	,
		int	,
		int	,
		int	,
		double ***	CC
	)

Definition at line 178 of file matrix_ops.c.

References C, and NULL.

Referenced by iterativePCA_1D().

void mult_sparse_dense_mat_transpose	(	vtx_data *	,
		double **	,
		int	,
		int	,
		float ***
	)

Definition at line 214 of file matrix_ops.c.

References C, vtx_data::edges, vtx_data::ewgts, vtx_data::nedges, and NULL.

Referenced by iterativePCA_1D().

double norm	(	double *	,
		int	,
		int
	)

Definition at line 310 of file matrix_ops.c.

References dot.

Referenced by power_iteration().

void orthog1	(	int	n,
		double *	vec
	)

Definition at line 319 of file matrix_ops.c.

Referenced by conjugate_gradient(), conjugate_gradient_f(), init_vec_orth1(), initLayout(), and stress_majorization_kD_mkernel().

void orthog1f	(	int	n,
		float *	vec
	)

Definition at line 544 of file matrix_ops.c.

Referenced by conjugate_gradient_mkernel().

int power_iteration	(	double **	,
		int	,
		int	,
		double **	,
		double *	,
		int
	)

Definition at line 24 of file matrix_ops.c.

References alpha, cpvec(), dot, N_GNEW, norm(), right_mult_with_vector_d(), scadd(), and vecscale().

Referenced by iterativePCA_1D(), and PCA_alloc().

void right_mult_with_vector	(	vtx_data *	,
		int	,
		double *	,
		double *
	)

Definition at line 354 of file matrix_ops.c.

References vtx_data::nedges.

Referenced by conjugate_gradient().

void right_mult_with_vector_d	(	double **	,
		int	,
		int	,
		double *	,
		double *
	)

Definition at line 521 of file matrix_ops.c.

Referenced by power_iteration().

void right_mult_with_vector_f	(	float **	,
		int	,
		double *	,
		double *
	)

Definition at line 371 of file matrix_ops.c.

Referenced by conjugate_gradient_f().

void right_mult_with_vector_ff	(	float *	,
		int	,
		float *	,
		float *
	)

Definition at line 594 of file matrix_ops.c.

Referenced by conjugate_gradient_mkernel(), and stress_majorization_kD_mkernel().

void right_mult_with_vector_transpose	(	double **	,
		int	,
		int	,
		double *	,
		double *
	)

Definition at line 503 of file matrix_ops.c.

void scadd	(	double *	,
		int	,
		int	,
		double	,
		double *
	)

Definition at line 286 of file matrix_ops.c.

Referenced by power_iteration().

void set_vector_val	(	int	n,
		double	val,
		double *	result
	)

Definition at line 677 of file matrix_ops.c.

void set_vector_valf	(	int	n,
		float	val,
		float *	result
	)

Definition at line 685 of file matrix_ops.c.

Referenced by stress_majorization_kD_mkernel().

void sqrt_vec	(	int	n,
		float *	vec
	)

Definition at line 725 of file matrix_ops.c.

Referenced by stress_majorization_kD_mkernel().

void sqrt_vecf	(	int	n,
		float *	source,
		float *	target
	)

Definition at line 737 of file matrix_ops.c.

Referenced by stress_majorization_kD_mkernel().

void square_vec	(	int	n,
		float *	vec
	)

Definition at line 705 of file matrix_ops.c.

Referenced by stress_majorization_kD_mkernel().

void vecscale	(	double *	,
		int	,
		int	,
		double	,
		double *
	)

Definition at line 298 of file matrix_ops.c.

Referenced by power_iteration().

void vectors_addition	(	int	,
		double *	,
		double *	,
		double *
	)

Definition at line 399 of file matrix_ops.c.

Referenced by conjugate_gradient(), and conjugate_gradient_f().

void vectors_additionf	(	int	n,
		float *	vector1,
		float *	vector2,
		float *	result
	)

Definition at line 629 of file matrix_ops.c.

Referenced by conjugate_gradient_mkernel(), and stress_majorization_kD_mkernel().

double vectors_inner_product	(	int	n,
		double *	vector1,
		double *	vector2
	)

Definition at line 439 of file matrix_ops.c.

Referenced by conjugate_gradient(), and conjugate_gradient_f().

double vectors_inner_productf	(	int	n,
		float *	vector1,
		float *	vector2
	)

Definition at line 665 of file matrix_ops.c.

Referenced by conjugate_gradient_mkernel(), and stress_majorization_kD_mkernel().

void vectors_mult_additionf	(	int	n,
		float *	vector1,
		float	alpha,
		float *	vector2
	)

Definition at line 639 of file matrix_ops.c.

Referenced by conjugate_gradient_mkernel(), and stress_majorization_kD_mkernel().

void vectors_scalar_mult	(	int	,
		double *	,
		double	,
		double *
	)

Definition at line 422 of file matrix_ops.c.

References alpha.

Referenced by conjugate_gradient(), and conjugate_gradient_f().

void vectors_scalar_multf	(	int	n,
		float *	vector,
		float	alpha,
		float *	result
	)

Definition at line 648 of file matrix_ops.c.

Referenced by conjugate_gradient_mkernel().

void vectors_substractionf	(	int	,
		float *	,
		float *	,
		float *
	)

Definition at line 619 of file matrix_ops.c.

Referenced by conjugate_gradient_mkernel().

void vectors_subtraction	(	int	,
		double *	,
		double *	,
		double *
	)

Definition at line 388 of file matrix_ops.c.

Referenced by conjugate_gradient(), and conjugate_gradient_f().