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Saner tolerances & stricter LRE test.

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NIST recommends greater than 4 digits rather than greater than
or equal to 4 digits to declare that the solve was successful.

Change-Id: I5c65e6e791508b95b692c23dafd3833d73cd0487
This commit is contained in:
Sameer Agarwal
2016-01-03 22:33:42 -08:00
parent 52c1bc92c6
commit 7ec8ba2a64
1 changed files with 4 additions and 4 deletions
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examples/nist.cc
+4 -4
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@@ -510,7 +510,7 @@ int RegressionDriver(const string& filename,
}
const int kMinNumMatchingDigits = 4;
if (log_relative_error >= kMinNumMatchingDigits) {
if (log_relative_error > kMinNumMatchingDigits) {
++num_success;
}
@@ -560,9 +560,9 @@ void SetMinimizerOptions(ceres::Solver::Options* options) {
FLAGS_max_line_search_restarts;
options->use_approximate_eigenvalue_bfgs_scaling =
FLAGS_approximate_eigenvalue_bfgs_scaling;
options->function_tolerance = 1e-18;
options->gradient_tolerance = 1e-18;
options->parameter_tolerance = 1e-18;
options->function_tolerance = std::numeric_limits<double>::epsilon();
options->gradient_tolerance = std::numeric_limits<double>::epsilon();
options->parameter_tolerance = std::numeric_limits<double>::epsilon();
}
void SolveNISTProblems() {