74 lines
2.0 KiB
C++
74 lines
2.0 KiB
C++
// Copyright by Contributors
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#include <xgboost/metric.h>
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#include <string>
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#include "../helpers.h"
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inline void TestMultiClassError(int device) {
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auto lparam = xgboost::CreateEmptyGenericParam(device);
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lparam.gpu_id = device;
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xgboost::Metric * metric = xgboost::Metric::Create("merror", &lparam);
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metric->Configure({});
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ASSERT_STREQ(metric->Name(), "merror");
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EXPECT_ANY_THROW(GetMetricEval(metric, {0}, {0, 0}));
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EXPECT_NEAR(GetMetricEval(
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metric, {1, 0, 0, 0, 1, 0, 0, 0, 1}, {0, 1, 2}), 0, 1e-10);
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EXPECT_NEAR(GetMetricEval(metric,
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{0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f},
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{0, 1, 2}),
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0.666f, 0.001f);
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delete metric;
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}
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TEST(Metric, DeclareUnifiedTest(MultiClassError)) {
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TestMultiClassError(GPUIDX);
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}
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inline void TestMultiClassLogLoss(int device) {
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auto lparam = xgboost::CreateEmptyGenericParam(device);
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lparam.gpu_id = device;
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xgboost::Metric * metric = xgboost::Metric::Create("mlogloss", &lparam);
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metric->Configure({});
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ASSERT_STREQ(metric->Name(), "mlogloss");
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EXPECT_ANY_THROW(GetMetricEval(metric, {0}, {0, 0}));
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EXPECT_NEAR(GetMetricEval(
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metric, {1, 0, 0, 0, 1, 0, 0, 0, 1}, {0, 1, 2}), 0, 1e-10);
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EXPECT_NEAR(GetMetricEval(metric,
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{0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f},
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{0, 1, 2}),
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2.302f, 0.001f);
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delete metric;
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}
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TEST(Metric, DeclareUnifiedTest(MultiClassLogLoss)) {
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TestMultiClassLogLoss(GPUIDX);
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}
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#if defined(XGBOOST_USE_NCCL) && defined(__CUDACC__)
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namespace xgboost {
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namespace common {
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TEST(Metric, MGPU_MultiClassError) {
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if (AllVisibleGPUs() < 2) {
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LOG(WARNING) << "Not testing in multi-gpu environment.";
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return;
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}
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{
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TestMultiClassError(0);
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}
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{
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TestMultiClassError(1);
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}
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{
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TestMultiClassLogLoss(0);
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}
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{
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TestMultiClassLogLoss(1);
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}
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}
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} // namespace common
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} // namespace xgboost
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#endif // defined(XGBOOST_USE_NCCL)
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