MCPcopy Create free account
hub / github.com/catboost/catboost / TFeatureGroupsData

Method TFeatureGroupsData

catboost/libs/data/objects.cpp:1414–1433  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

1412
1413
1414NCB::TFeatureGroupsData::TFeatureGroupsData(
1415 const NCB::TFeaturesLayout& featuresLayout,
1416 TVector<NCB::TFeaturesGroup>&& metaData
1417)
1418 : MetaData(std::move(metaData))
1419 , SrcData(MetaData.size())
1420{
1421 FlatFeatureIndexToGroupPart.resize(featuresLayout.GetExternalFeatureCount());
1422
1423 for (ui32 groupIdx : xrange(SafeIntegerCast<ui32>(MetaData.size()))) {
1424 const auto& group = MetaData[groupIdx];
1425 for (ui32 inGroupIdx : xrange(SafeIntegerCast<ui32>(group.Parts.size()))) {
1426 TFeaturesGroupIndex featuresGroupIndex{groupIdx, inGroupIdx};
1427 const auto& groupPart = group.Parts[inGroupIdx];
1428 const ui32 flatFeatureIdx
1429 = featuresLayout.GetExternalFeatureIdx(groupPart.FeatureIdx, groupPart.FeatureType);
1430 FlatFeatureIndexToGroupPart[flatFeatureIdx] = featuresGroupIndex;
1431 }
1432 }
1433}
1434
1435
1436void NCB::TFeatureGroupsData::GetSubsetWithScheduling(

Callers

nothing calls this directly

Calls 6

xrangeFunction · 0.85
GetExternalFeatureIdxMethod · 0.80
moveFunction · 0.50
sizeMethod · 0.45
resizeMethod · 0.45

Tested by

no test coverage detected