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/**
* @file iqn_test.cpp
* @author Marcus Edel
*
* Test file for IQN (incremental Quasi-Newton).
*
* ensmallen is free software; you may redistribute it and/or modify it under
* the terms of the 3-clause BSD license. You should have received a copy of
* the 3-clause BSD license along with ensmallen. If not, see
* http://www.opensource.org/licenses/BSD-3-Clause for more information.
*/
#if defined(ENS_USE_COOT)
#include <armadillo>
#include <bandicoot>
#endif
#include <ensmallen.hpp>
#include "catch.hpp"
#include "test_function_tools.hpp"
#include "test_types.hpp"
using namespace ens;
using namespace ens::test;
// NOTE: IQN cannot use arma::hmat because pinv() is required.
TEMPLATE_TEST_CASE("IQN_LogisticRegressionFunction", "[IQN]", ENS_TEST_TYPES)
{
// Run on a couple of batch sizes.
for (size_t batchSize = 1; batchSize < 9; batchSize += 4)
{
IQN iqn(0.01, batchSize, 200000, 0.01);
// It could take a few attempts to converge.
LogisticRegressionFunctionTest<TestType>(iqn,
Tolerances<TestType>::LRTrainAcc,
Tolerances<TestType>::LRTestAcc,
5);
}
}
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