hex.svd

Class SVD

java.lang.Object

water.Iced

hex.ModelBuilder<SVDModel,SVDModel.SVDParameters,SVDModel.SVDOutput>

hex.svd.SVD

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, java.lang.Cloneable, water.Freezable

public class SVD
extends hex.ModelBuilder<SVDModel,SVDModel.SVDParameters,SVDModel.SVDOutput>

Singular Value Decomposition SVD via Power Method Algorithm Proof of Convergence for Power Method Randomized Algorithms for Matrix Approximation

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class hex.ModelBuilder

hex.ModelBuilder.BuilderVisibility, hex.ModelBuilder.Driver, hex.ModelBuilder.ValidationMessage

Field Summary

Fields inherited from class hex.ModelBuilder

_fold, _job, _messages, _nclass, _offset, _origDomains, _origNames, _parms, _priorClassDist, _removedCols, _response, _result, _train, _valid, _vresponse, _weights

Constructor Summary

Constructors

Constructor and Description
SVD(boolean startup_once)
SVD(SVDModel.SVDParameters parms)
SVD(SVDModel.SVDParameters parms, water.Job job)

Method Summary

Methods

Modifier and Type	Method and Description
hex.ModelBuilder.BuilderVisibility	builderVisibility()
hex.ModelCategory[]	can_build()
protected void	checkMemoryFootPrint()
void	init(boolean expensive)
protected hex.svd.SVD.SVDDriver	trainModelImpl()
static double[][]	updateIVVSum(double[][] ivv_sum, double[] vec)

Methods inherited from class hex.ModelBuilder

algoName, algos, checkDistributions, clearInitState, clearValidationErrors, computeCrossValidation, computePriorClassDistribution, cv_AssignFold, cv_buildModels, cv_mainModelScores, cv_makeFramesAndBuilders, cv_makeWeights, cv_scoreCVModels, defaultKey, desiredChunks, dest, error_count, error, get, getToEigenVec, hasFoldCol, hasOffsetCol, hasWeightCol, hide, ignoreBadColumns, ignoreConstColumns, ignoreStringColumns, info, isClassifier, isStopped, isSupervised, javaName, logMe, make, message, modifyParmsForCrossValidationMainModel, nclasses, nFoldCV, nFoldWork, nModelsInParallel, numSpecialCols, paramName, rebalance, response, schemaDirectory, separateFeatureVecs, specialColNames, stop_requested, timeout, train, trainModel, trainModelNested, valid, validationErrors, vresponse, warn

Methods inherited from class water.Iced

asBytes, clone, copyOver, frozenType, read, readExternal, readJSON, reloadFromBytes, toJsonString, write, writeExternal, writeJSON

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SVD

public SVD(SVDModel.SVDParameters parms)

SVD

public SVD(SVDModel.SVDParameters parms,
   water.Job job)

SVD

public SVD(boolean startup_once)

Method Detail

trainModelImpl

protected hex.svd.SVD.SVDDriver trainModelImpl()

Specified by:

trainModelImpl in class hex.ModelBuilder<SVDModel,SVDModel.SVDParameters,SVDModel.SVDOutput>

can_build

public hex.ModelCategory[] can_build()

Specified by:

can_build in class hex.ModelBuilder<SVDModel,SVDModel.SVDParameters,SVDModel.SVDOutput>

builderVisibility

public hex.ModelBuilder.BuilderVisibility builderVisibility()

Overrides:

builderVisibility in class hex.ModelBuilder<SVDModel,SVDModel.SVDParameters,SVDModel.SVDOutput>

checkMemoryFootPrint

protected void checkMemoryFootPrint()

Overrides:

checkMemoryFootPrint in class hex.ModelBuilder<SVDModel,SVDModel.SVDParameters,SVDModel.SVDOutput>

init

public void init(boolean expensive)

Overrides:

init in class hex.ModelBuilder<SVDModel,SVDModel.SVDParameters,SVDModel.SVDOutput>

updateIVVSum

public static double[][] updateIVVSum(double[][] ivv_sum,
                      double[] vec)