FloatLabelCursor

Training\TrainerUtils.cs (2)

158using (var cursor = new FloatLabelCursor(data)) 940return new FloatLabelCursor(input, data, opt, signal);

OutputCombiners\BaseStacking.cs (1)

177using (var cursor = new FloatLabelCursor(data, CursOpt.AllFeatures | CursOpt.AllLabels))

FastTree.cs (1)

1838using (var cursor = new FloatLabelCursor(_data, curOptions))

GamModelParameters.cs (1)

656using (var cursor = new FloatLabelCursor(_data, CursOpt.Label | CursOpt.Features))

LdSvm\LdSvmTrainer.cs (1)

512using (var cursor = new FloatLabelCursor(data, CursOpt.Label | CursOpt.Features))

Training\TrainerUtils.cs (3)

158using (var cursor = new FloatLabelCursor(data)) 931public new sealed class Factory : FactoryBase<FloatLabelCursor> 938protected override FloatLabelCursor CreateCursorCore(DataViewRowCursor input, RoleMappedData data, CursOpt opt, Action<CursOpt> signal)

OutputCombiners\BaseStacking.cs (1)

177using (var cursor = new FloatLabelCursor(data, CursOpt.AllFeatures | CursOpt.AllLabels))

FastTree.cs (1)

1838using (var cursor = new FloatLabelCursor(_data, curOptions))

GamModelParameters.cs (1)

656using (var cursor = new FloatLabelCursor(_data, CursOpt.Label | CursOpt.Features))

RandomForestClassification.cs (2)

235var cursorFactory = new FloatLabelCursor.Factory(trainData, cursorOpt); 266private void TrainCoreOneDal(IChannel ch, FloatLabelCursor.Factory cursorFactory, int featureCount)

RandomForestRegression.cs (2)

374var cursorFactory = new FloatLabelCursor.Factory(trainData, cursorOpt); 399private void TrainCoreOneDal(IChannel ch, FloatLabelCursor.Factory cursorFactory, int featureCount)

LightGbmTrainerBase.cs (16)

551private FloatLabelCursor.Factory CreateCursorFactory(RoleMappedData data) 560var factory = new FloatLabelCursor.Factory(data, loadFlags); 747private static double DetectDensity(FloatLabelCursor.Factory factory, int numRows = 1000) 751using (var cursor = factory.Create()) 766private void GetMetainfo(IChannel ch, FloatLabelCursor.Factory factory, 781using (var cursor = factory.Create()) 836private static bool MoveMany(FloatLabelCursor cursor, long count) 846private void GetFeatureValueDense(IChannel ch, FloatLabelCursor cursor, CategoricalMetaData catMetaData, Random rand, out ReadOnlySpan<float> featureValues) 883private void GetFeatureValueSparse(IChannel ch, FloatLabelCursor cursor, 934private void CreateDatasetFromSamplingData(IChannel ch, FloatLabelCursor.Factory factory, 959using (var cursor = factory.Create()) 1025private void LoadDataset(IChannel ch, FloatLabelCursor.Factory factory, Dataset dataset, int numRow, int batchSize, CategoricalMetaData catMetaData) 1053using (var cursor = factory.Create()) 1089using (var cursor = factory.Create()) 1133private void CopyToArray(IChannel ch, FloatLabelCursor cursor, float[] features, CategoricalMetaData catMetaData, Random rand, ref int numElem) 1171private void CopyToCsr(IChannel ch, FloatLabelCursor cursor,

OlsLinearRegression.cs (7)

176var cursorFactory = new FloatLabelCursor.Factory(examples, cursorOpt); 196private void ComputeOneDalRegression(IChannel ch, FloatLabelCursor.Factory cursorFactory, int m, ref Double[] beta, Double[] xtx, ref long n, ref Double yMean) 214using (var cursor = cursorFactory.Create()) 304private void ComputeMklRegression(IChannel ch, FloatLabelCursor.Factory cursorFactory, int m, ref Double[] beta, Double[] xtx, ref long n, ref Double yMean) 308using (var cursor = cursorFactory.Create()) 413private OlsModelParameters TrainCore(IChannel ch, FloatLabelCursor.Factory cursorFactory, int featureCount) 457using (var cursor = cursorFactory.Create())

SymSgdClassificationTrainer.cs (4)

536private readonly FloatLabelCursor.Factory _cursorFactory; 537private FloatLabelCursor _cursor; 554public InputDataManager(SymbolicSgdLogisticRegressionBinaryTrainer trainer, FloatLabelCursor.Factory cursorFactory, IChannel ch) 704var cursorFactory = new FloatLabelCursor.Factory(data, CursOpt.Label | CursOpt.Features);

OneDalUtils.cs (2)

44internal static long GetTrainData(IChannel channel, FloatLabelCursor.Factory cursorFactory, ref List<float> featuresList, ref List<float> labelsList, int numberOfFeatures) 47using (var cursor = cursorFactory.Create())

LdSvm\LdSvmTrainer.cs (1)

512using (var cursor = new FloatLabelCursor(data, CursOpt.Label | CursOpt.Features))

Standard\LogisticRegression\LbfgsPredictorBase.cs (11)

183private FloatLabelCursor.Factory _cursorFactory; 312private protected virtual Optimizer InitializeOptimizer(IChannel ch, FloatLabelCursor.Factory cursorFactory, 345private protected virtual VBuffer<float> InitializeWeightsSgd(IChannel ch, FloatLabelCursor.Factory cursorFactory) 372FloatLabelCursor cursor = null; 490var cursorFactory = new FloatLabelCursor.Factory(data, cursorOpt); 496using (var cursor = cursorFactory.Create()) 595var cursorFactory = new FloatLabelCursor.Factory(data, cursorOpt); 599using (var cursor = cursorFactory.Create()) 736private protected abstract void ComputeTrainingStatistics(IChannel ch, FloatLabelCursor.Factory cursorFactory, float loss, int numParams); 860private protected float DifferentiableFunctionStream(FloatLabelCursor.Factory cursorFactory, in VBuffer<float> xDense, ref VBuffer<float> grad, IProgressChannel pch) 872using (var cursor = cursorFactory.Create())

Standard\LogisticRegression\LogisticRegression.cs (3)

220private protected override void ComputeTrainingStatistics(IChannel ch, FloatLabelCursor.Factory cursorFactory, float loss, int numParams) 343using (var cursor = cursorFactory.Create()) 424private protected override Optimizer InitializeOptimizer(IChannel ch, FloatLabelCursor.Factory cursorFactory,

Standard\LogisticRegression\MulticlassLogisticRegression.cs (2)

232private protected override Optimizer InitializeOptimizer(IChannel ch, FloatLabelCursor.Factory cursorFactory, 308private protected override void ComputeTrainingStatistics(IChannel ch, FloatLabelCursor.Factory cursorFactory, float loss, int numParams)

Standard\Online\OnlineLinear.cs (2)

327var cursorFactory = new FloatLabelCursor.Factory(data, cursorOpt); 333using (var cursor = cursorFactory.Create(rand))

Standard\PoissonRegression\PoissonRegression.cs (1)

198private protected override void ComputeTrainingStatistics(IChannel ch, FloatLabelCursor.Factory factory, float loss, int numParams)

Standard\SdcaBinary.cs (14)

140private protected virtual int ComputeNumThreads(FloatLabelCursor.Factory cursorFactory) 334var cursorFactory = new FloatLabelCursor.Factory(data, cursorOpt); 381using (var cursor = cursorFactory.Create()) 431using (var cursor = cursorFactory.Create()) 571using (var cursor = cursorFactory.Create()) 790private protected virtual void TrainWithoutLock(IProgressChannelProvider progress, FloatLabelCursor.Factory cursorFactory, Random rand, 805using (var cursor = SdcaTrainerOptions.Shuffle ? cursorFactory.Create(rand) : cursorFactory.Create()) 948FloatLabelCursor.Factory cursorFactory, 971using (var cursor = cursorFactory.Create()) 1036private protected abstract float GetInstanceWeight(FloatLabelCursor cursor); 1539private protected override float GetInstanceWeight(FloatLabelCursor cursor) 2032var cursorFactory = new FloatLabelCursor.Factory(data, cursorOpt); 2077using (var cursor = cursorFactory.Create()) 2118using (var cursor = _options.Shuffle ? cursorFactory.Create(rand) : cursorFactory.Create())

Standard\SdcaMulticlass.cs (5)

174private protected override void TrainWithoutLock(IProgressChannelProvider progress, FloatLabelCursor.Factory cursorFactory, Random rand, 194using (var cursor = SdcaTrainerOptions.Shuffle ? cursorFactory.Create(rand) : cursorFactory.Create()) 343FloatLabelCursor.Factory cursorFactory, 372using (var cursor = cursorFactory.Create()) 478private protected override float GetInstanceWeight(FloatLabelCursor cursor)

Standard\SdcaRegression.cs (2)

158private protected override float GetInstanceWeight(FloatLabelCursor cursor) 170private protected override int ComputeNumThreads(FloatLabelCursor.Factory cursorFactory)

Standard\StochasticTrainerBase.cs (1)

47private protected virtual int ComputeNumThreads(FloatLabelCursor.Factory cursorFactory)