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various updates in the (still messy) sparse benchmarks

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This commit is contained in:
Gael Guennebaud 2009-01-28 20:32:28 +00:00
parent 9b594ab0fb
commit dde729379a
2 changed files with 37 additions and 20 deletions
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23
bench/BenchSparseUtil.h
View File

@ -2,6 +2,7 @@
#include <Eigen/Array>
#include <Eigen/Sparse>
#include <bench/BenchTimer.h>
#include <set>
using namespace std;
using namespace Eigen;
@ -33,7 +34,27 @@ void fillMatrix(float density, int rows, int cols, EigenSparseMatrix& dst)
{
Scalar v = (ei_random<float>(0,1) < density) ? ei_random<Scalar>() : 0;
if (v!=0)
dst.fill(i,j) = v;
dst.fillrand(i,j) = v;
}
}
dst.endFill();
}
void fillMatrix2(int nnzPerCol, int rows, int cols, EigenSparseMatrix& dst)
{
std::cout << "alloc " << nnzPerCol*cols << "\n";
dst.startFill(nnzPerCol*cols);
for(int j = 0; j < cols; j++)
{
std::set<int> aux;
for(int i = 0; i < nnzPerCol; i++)
{
int k = ei_random<int>(0,rows-1);
while (aux.find(k)!=aux.end())
k = ei_random<int>(0,rows-1);
aux.insert(k);
dst.fillrand(k,j) = ei_random<Scalar>();
}
}
dst.endFill();

34
bench/sparse_product.cpp
View File

@ -7,8 +7,8 @@
#define SIZE 10000
#endif
#ifndef DENSITY
#define DENSITY 0.01
#ifndef NNZPERCOL
#define NNZPERCOL 2
#endif
#ifndef REPEAT
@ -17,12 +17,8 @@
#include "BenchSparseUtil.h"
#ifndef MINDENSITY
#define MINDENSITY 0.0004
#endif
#ifndef NBTRIES
#define NBTRIES 10
#define NBTRIES 1
#endif
#define BENCH(X) \
@ -58,15 +54,15 @@ int main(int argc, char *argv[])
EigenSparseMatrix sm1(rows,cols), sm2(rows,cols), sm3(rows,cols), sm4(rows,cols);
BenchTimer timer;
for (float density = DENSITY; density>=MINDENSITY; density*=0.5)
for (int nnzPerCol = NNZPERCOL; nnzPerCol>1; nnzPerCol/=2)
{
fillMatrix(density, rows, cols, sm1);
fillMatrix(density, rows, cols, sm2);
fillMatrix2(nnzPerCol, rows, cols, sm1);
fillMatrix2(nnzPerCol, rows, cols, sm2);
// dense matrices
#ifdef DENSEMATRIX
{
std::cout << "Eigen Dense\t" << density*100 << "%\n";
std::cout << "Eigen Dense\t" << nnzPerCol << "%\n";
DenseMatrix m1(rows,cols), m2(rows,cols), m3(rows,cols);
eiToDense(sm1, m1);
eiToDense(sm2, m2);
@ -103,8 +99,8 @@ int main(int argc, char *argv[])
// eigen sparse matrices
{
std::cout << "Eigen sparse\t" << sm1.nonZeros()/float(sm1.rows()*sm1.cols())*100 << "% * "
<< sm2.nonZeros()/float(sm2.rows()*sm2.cols())*100 << "%\n";
std::cout << "Eigen sparse\t" << sm1.nonZeros()/(float(sm1.rows())*float(sm1.cols()))*100 << "% * "
<< sm2.nonZeros()/(float(sm2.rows())*float(sm2.cols()))*100 << "%\n";
// timer.reset();
// timer.start();
@ -137,12 +133,12 @@ int main(int argc, char *argv[])
// timer.stop();
std::cout << " a * b' :\t" << timer.value() << endl;
}
// eigen dyn-sparse matrices
{
DynamicSparseMatrix<Scalar> m1(sm1), m2(sm2), m3(sm3);
std::cout << "Eigen dyn-sparse\t" << m1.nonZeros()/float(m1.rows()*m1.cols())*100 << "% * "
<< m2.nonZeros()/float(m2.rows()*m2.cols())*100 << "%\n";
std::cout << "Eigen dyn-sparse\t" << m1.nonZeros()/(float(m1.rows())*float(m1.cols()))*100 << "% * "
<< m2.nonZeros()/(float(m2.rows())*float(m2.cols()))*100 << "%\n";
// timer.reset();
// timer.start();
@ -179,7 +175,7 @@ int main(int argc, char *argv[])
// CSparse
#ifdef CSPARSE
{
std::cout << "CSparse \t" << density*100 << "%\n";
std::cout << "CSparse \t" << nnzPerCol << "%\n";
cs *m1, *m2, *m3;
eiToCSparse(sm1, m1);
eiToCSparse(sm2, m2);
@ -205,7 +201,7 @@ int main(int argc, char *argv[])
// GMM++
#ifndef NOGMM
{
std::cout << "GMM++ sparse\t" << density*100 << "%\n";
std::cout << "GMM++ sparse\t" << nnzPerCol << "%\n";
GmmDynSparse gmmT3(rows,cols);
GmmSparse m1(rows,cols), m2(rows,cols), m3(rows,cols);
eiToGmm(sm1, m1);
@ -252,7 +248,7 @@ int main(int argc, char *argv[])
// MTL4
#ifndef NOMTL
{
std::cout << "MTL4\t" << density*100 << "%\n";
std::cout << "MTL4\t" << nnzPerCol << "%\n";
MtlSparse m1(rows,cols), m2(rows,cols), m3(rows,cols);
eiToMtl(sm1, m1);
eiToMtl(sm2, m2);