wkkm_experiment.c File Reference

#include "metis.h"
#include <float.h>

Include dependency graph for wkkm_experiment.c:

Go to the source code of this file.

Functions
void	Compute_Weights (CtrlType *ctrl, GraphType *graph, idxtype *w)
void	transform_matrix (CtrlType *ctrl, GraphType *graph, idxtype *w, float *m_adjwgt)
void	pingpong (CtrlType *ctrl, GraphType *graph, int nparts, int chain_length, float *tpwgts, float ubfactor, int toplevel)
void	Weighted_kernel_k_means (CtrlType *ctrl, GraphType *graph, int nparts, idxtype *w, float *tpwgts, float ubfactor)
float	onePoint_move (GraphType *graph, int nparts, idxtype *sum, idxtype *squared_sum, idxtype *w, idxtype *self_sim, int **linearTerm, int ii)
void	move1Point2EmptyCluster (GraphType *graph, int nparts, idxtype *sum, idxtype *squared_sum, idxtype *w, idxtype *self_sim, int **linearTerm, int k)
int	local_search (CtrlType *ctrl, GraphType *graph, int nparts, int chain_length, idxtype *w, float *tpwgts, float ubfactor)
void	remove_empty_clusters_l1 (CtrlType *ctrl, GraphType *graph, int nparts, idxtype *w, float *tpwgts, float ubfactor)
void	remove_empty_clusters_l2 (CtrlType *ctrl, GraphType *graph, int nparts, idxtype *w, float *tpwgts, float ubfactor)
void	MLKKMRefine (CtrlType *ctrl, GraphType *orggraph, GraphType *graph, int nparts, int chain_length, float *tpwgts, float ubfactor)

Variables
int	cutType
int	memory_saving
int	boundary_points

Function Documentation

Compute_Weights()

void Compute_Weights	(	CtrlType *	ctrl,
		GraphType *	graph,
		idxtype *	w
	)

Definition at line 19 of file wkkm_experiment.c.

References graphdef::adjwgt, cutType, NULL, graphdef::nvtxs, RASSO, RCUT, and graphdef::xadj.

Referenced by pingpong().

local_search()

int local_search	(	CtrlType *	ctrl,
		GraphType *	graph,
		int	nparts,
		int	chain_length,
		idxtype *	w,
		float *	tpwgts,
		float	ubfactor
	)

Definition at line 707 of file wkkm_experiment.c.

Referenced by pingpong(), and remove_empty_clusters_l1().

MLKKMRefine()

void MLKKMRefine	(	CtrlType *	ctrl,
		GraphType *	orggraph,
		GraphType *	graph,
		int	nparts,
		int	chain_length,
		float *	tpwgts,
		float	ubfactor
	)

Definition at line 913 of file wkkm_experiment.c.

References graphdef::adjwgt, cleartimer, ComputeKWayPartitionParams, ComputeNCut(), ComputeRAsso(), cutType, DBG_TIME, controldef::dbglvl, graphdef::finer, graphdef::gdata, GKfree, idxsmalloc, IFSET, LTERM, NCUT, graphdef::nedges, NULL, graphdef::nvtxs, pingpong(), ProjectKWayPartition, controldef::ProjectTmr, result, starttimer, stoptimer, controldef::UncoarsenTmr, graphdef::vwgt, and graphdef::where.

move1Point2EmptyCluster()

void move1Point2EmptyCluster	(	GraphType *	graph,
		int	nparts,
		idxtype *	sum,
		idxtype *	squared_sum,
		idxtype *	w,
		idxtype *	self_sim,
		int **	linearTerm,
		int	k
	)

Definition at line 642 of file wkkm_experiment.c.

onePoint_move()

float onePoint_move	(	GraphType *	graph,
		int	nparts,
		idxtype *	sum,
		idxtype *	squared_sum,
		idxtype *	w,
		idxtype *	self_sim,
		int **	linearTerm,
		int	ii
	)

Definition at line 540 of file wkkm_experiment.c.

pingpong()

void pingpong	(	CtrlType *	ctrl,
		GraphType *	graph,
		int	nparts,
		int	chain_length,
		float *	tpwgts,
		float	ubfactor,
		int	toplevel
	)

Definition at line 90 of file wkkm_experiment.c.

References Compute_Weights(), idxsmalloc, local_search(), MAXITERATIONS, memory_saving, graphdef::nedges, graphdef::nvtxs, remove_empty_clusters_l1(), remove_empty_clusters_l2(), and Weighted_kernel_k_means().

Referenced by MLKKMRefine().

remove_empty_clusters_l1()

void remove_empty_clusters_l1	(	CtrlType *	ctrl,
		GraphType *	graph,
		int	nparts,
		idxtype *	w,
		float *	tpwgts,
		float	ubfactor
	)

Definition at line 813 of file wkkm_experiment.c.

References clusterSize(), imalloc, and local_search().

Referenced by pingpong().

remove_empty_clusters_l2()

void remove_empty_clusters_l2	(	CtrlType *	ctrl,
		GraphType *	graph,
		int	nparts,
		idxtype *	w,
		float *	tpwgts,
		float	ubfactor
	)

Definition at line 830 of file wkkm_experiment.c.

References clusterSize(), and imalloc.

Referenced by pingpong().

transform_matrix()

void transform_matrix	(	CtrlType *	ctrl,
		GraphType *	graph,
		idxtype *	w,
		float *	m_adjwgt
	)

Definition at line 43 of file wkkm_experiment.c.

References graphdef::adjncy, graphdef::adjwgt, cutType, NULL, graphdef::nvtxs, RASSO, and graphdef::xadj.

Weighted_kernel_k_means()

void Weighted_kernel_k_means	(	CtrlType *	ctrl,
		GraphType *	graph,
		int	nparts,
		idxtype *	w,
		float *	tpwgts,
		float	ubfactor
	)

Definition at line 132 of file wkkm_experiment.c.

Referenced by pingpong().

Variable Documentation

boundary_points

int boundary_points

Definition at line 17 of file wkkm_experiment.c.

cutType

int cutType

extern

Definition at line 3 of file metis.c.

Referenced by Compute_Weights(), MLKKMRefine(), and transform_matrix().

memory_saving

int memory_saving

Definition at line 17 of file wkkm_experiment.c.

Referenced by pingpong().