| 1 |
< |
/* |
| 1 |
> |
/* |
| 2 |
|
* Copyright (c) 2005 The University of Notre Dame. All Rights Reserved. |
| 3 |
|
* |
| 4 |
|
* The University of Notre Dame grants you ("Licensee") a |
| 47 |
|
|
| 48 |
|
namespace oopse { |
| 49 |
|
|
| 50 |
< |
CGFamilyMinimizer::CGFamilyMinimizer(SimInfo *info) : Minimizer(info){ |
| 50 |
> |
CGFamilyMinimizer::CGFamilyMinimizer(SimInfo *info) : Minimizer(info){ |
| 51 |
|
prevG.resize(ndim); |
| 52 |
|
prevX.resize(ndim); |
| 53 |
|
direction.resize(ndim); |
| 54 |
|
|
| 55 |
|
stepSize = paramSet->getStepSize(); |
| 56 |
< |
} |
| 56 |
> |
} |
| 57 |
|
|
| 58 |
< |
int CGFamilyMinimizer::checkConvg(){ |
| 59 |
< |
double fTol; |
| 60 |
< |
double relativeFTol; // relative tolerance |
| 61 |
< |
double deltaF; |
| 62 |
< |
double gTol; |
| 63 |
< |
double relativeGTol; |
| 64 |
< |
double gnorm; |
| 58 |
> |
int CGFamilyMinimizer::checkConvg(){ |
| 59 |
> |
double fTol; |
| 60 |
> |
double relativeFTol; // relative tolerance |
| 61 |
> |
double deltaF; |
| 62 |
> |
double gTol; |
| 63 |
> |
double relativeGTol; |
| 64 |
> |
double gnorm; |
| 65 |
|
|
| 66 |
|
|
| 67 |
< |
// test function tolerance test |
| 68 |
< |
fTol =paramSet->getFTol(); |
| 69 |
< |
relativeFTol = fTol * std::max(1.0,fabs(curF)); // relative tolerance |
| 70 |
< |
deltaF = prevF - curF; |
| 67 |
> |
// test function tolerance test |
| 68 |
> |
fTol =paramSet->getFTol(); |
| 69 |
> |
relativeFTol = fTol * std::max(1.0,fabs(curF)); // relative tolerance |
| 70 |
> |
deltaF = prevF - curF; |
| 71 |
|
|
| 72 |
< |
if (fabs(deltaF) <= relativeFTol) { |
| 72 |
> |
if (fabs(deltaF) <= relativeFTol) { |
| 73 |
|
|
| 74 |
< |
if (bVerbose){ |
| 75 |
< |
std::cout << "function value tolerance test passed" << std::endl; |
| 76 |
< |
std::cout << "ftol = " << fTol |
| 77 |
< |
<< "\tdeltaf = " << deltaF<< std::endl; |
| 74 |
> |
if (bVerbose){ |
| 75 |
> |
std::cout << "function value tolerance test passed" << std::endl; |
| 76 |
> |
std::cout << "ftol = " << fTol |
| 77 |
> |
<< "\tdeltaf = " << deltaF<< std::endl; |
| 78 |
> |
} |
| 79 |
> |
return CONVG_FTOL; |
| 80 |
|
} |
| 79 |
– |
return CONVG_FTOL; |
| 80 |
– |
} |
| 81 |
|
|
| 82 |
< |
//gradient tolerance test |
| 83 |
< |
gTol = paramSet->getGTol(); |
| 84 |
< |
relativeGTol = gTol * std::max(1.0,fabs(curF)); |
| 82 |
> |
//gradient tolerance test |
| 83 |
> |
gTol = paramSet->getGTol(); |
| 84 |
> |
relativeGTol = gTol * std::max(1.0,fabs(curF)); |
| 85 |
|
|
| 86 |
|
#ifndef IS_MPI |
| 87 |
< |
gnorm = sqrt(dotProduct(curG, curG)); |
| 87 |
> |
gnorm = sqrt(dotProduct(curG, curG)); |
| 88 |
|
#else |
| 89 |
< |
double localDP; |
| 90 |
< |
double globalDP; |
| 89 |
> |
double localDP; |
| 90 |
> |
double globalDP; |
| 91 |
|
|
| 92 |
< |
localDP = dotProduct(curG, curG); |
| 93 |
< |
MPI_Allreduce(&localDP, &globalDP, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
| 94 |
< |
gnorm = sqrt(globalDP); |
| 92 |
> |
localDP = dotProduct(curG, curG); |
| 93 |
> |
MPI_Allreduce(&localDP, &globalDP, 1, MPI_DOUBLE,MPI_SUM, MPI_COMM_WORLD); |
| 94 |
> |
gnorm = sqrt(globalDP); |
| 95 |
|
#endif |
| 96 |
|
|
| 97 |
< |
if (gnorm <= relativeGTol) { |
| 97 |
> |
if (gnorm <= relativeGTol) { |
| 98 |
|
std::cout << "gradient tolerance test" << std::endl; |
| 99 |
|
std::cout << "gnorm = " << gnorm |
| 100 |
< |
<< "\trelativeGTol = " << relativeGTol<< std::endl; |
| 101 |
< |
return CONVG_GTOL; |
| 102 |
< |
} |
| 100 |
> |
<< "\trelativeGTol = " << relativeGTol<< std::endl; |
| 101 |
> |
return CONVG_GTOL; |
| 102 |
> |
} |
| 103 |
|
|
| 104 |
< |
//absolute gradient tolerance test |
| 104 |
> |
//absolute gradient tolerance test |
| 105 |
|
|
| 106 |
< |
if (gnorm <= gTol) { |
| 106 |
> |
if (gnorm <= gTol) { |
| 107 |
|
std::cout << "absolute gradient tolerance test" << std::endl; |
| 108 |
|
std::cout << "gnorm = " << gnorm |
| 109 |
< |
<< "\tgTol = " << gTol<< std::endl; |
| 110 |
< |
return CONVG_ABSGTOL; |
| 109 |
> |
<< "\tgTol = " << gTol<< std::endl; |
| 110 |
> |
return CONVG_ABSGTOL; |
| 111 |
> |
} |
| 112 |
> |
|
| 113 |
> |
// did not converge yet |
| 114 |
> |
return CONVG_UNCONVG; |
| 115 |
|
} |
| 116 |
|
|
| 113 |
– |
// did not converge yet |
| 114 |
– |
return CONVG_UNCONVG; |
| 117 |
|
} |
| 116 |
– |
|
| 117 |
– |
} |
