70 lines
2.0 KiB
C++
70 lines
2.0 KiB
C++
/**
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* @file swats_test.cpp
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* @author Marcus Edel
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*
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* Test file for the SWATS optimizer.
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*
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* ensmallen is free software; you may redistribute it and/or modify it under
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* the terms of the 3-clause BSD license. You should have received a copy of
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* the 3-clause BSD license along with ensmallen. If not, see
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* http://www.opensource.org/licenses/BSD-3-Clause for more information.
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*/
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#include <ensmallen.hpp>
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#include "catch.hpp"
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#include "test_function_tools.hpp"
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using namespace ens;
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using namespace ens::test;
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/**
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* Run SWATS on logistic regression and make sure the results are acceptable.
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*/
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TEST_CASE("SWATSLogisticRegressionTestFunction", "[SWATSTest]")
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{
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SWATS optimizer(1e-3, 10, 0.9, 0.999, 1e-6, 600000, 1e-9, true);
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// We allow a few trials in case of poor convergence.
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LogisticRegressionFunctionTest(optimizer, 0.003, 0.006, 5);
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}
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/**
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* Test the SWATS optimizer on the Sphere function.
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*/
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TEST_CASE("SWATSSphereFunctionTest", "[SWATSTest]")
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{
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SWATS optimizer(1e-3, 2, 0.9, 0.999, 1e-6, 500000, 1e-9, true);
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FunctionTest<SphereFunction>(optimizer, 1.0, 0.1);
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}
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/**
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* Test the SWATS optimizer on the Styblinski-Tang function.
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*/
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TEST_CASE("SWATSStyblinskiTangFunctionTest", "[SWATSTest]")
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{
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SWATS optimizer(1e-3, 2, 0.9, 0.999, 1e-6, 500000, 1e-9, true);
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FunctionTest<StyblinskiTangFunction>(optimizer, 0.3, 0.03);
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}
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/**
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* Test the SWATS optimizer on the Styblinski-Tang function. Use arma::fmat.
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*/
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TEST_CASE("SWATSStyblinskiTangFunctionFMatTest", "[SWATSTest]")
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{
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SWATS optimizer(1e-3, 2, 0.9, 0.999, 1e-6, 500000, 1e-9, true);
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FunctionTest<StyblinskiTangFunction, arma::fmat>(optimizer, 3.0, 0.3);
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}
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#if ARMA_VERSION_MAJOR > 9 ||\
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(ARMA_VERSION_MAJOR == 9 && ARMA_VERSION_MINOR >= 400)
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/**
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* Test the SWATS optimizer on the Styblinski-Tang function. Use arma::sp_mat.
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*/
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TEST_CASE("SWATSStyblinskiTangFunctionSpMatTest", "[SWATSTest]")
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{
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SWATS optimizer(1e-3, 2, 0.9, 0.999, 1e-6, 500000, 1e-9, true);
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FunctionTest<StyblinskiTangFunction, arma::sp_mat>(optimizer, 0.3, 0.03);
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}
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#endif
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