hex.svd

Class SVD

java.lang.Object

water.Iced<T>

water.Keyed

water.Job<M>

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

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class hex.ModelBuilder

hex.ModelBuilder.BuilderVisibility, hex.ModelBuilder.ValidationMessage

Nested classes/interfaces inherited from class water.Job

water.Job.JobCancelledException, water.Job.JobState, water.Job.Progress, water.Job.ProgressUpdate

Field Summary

Fields inherited from class hex.ModelBuilder

_messages, _parms, _train, _valid

Fields inherited from class water.Job

_description, _dest, _end_time, _exception, _progressKey, _start_time, _state

Fields inherited from class water.Keyed

_key

Constructor Summary

Constructors

Constructor and Description
SVD(SVDModel.SVDParameters parms)

Method Summary

Methods

Modifier and Type	Method and Description
hex.ModelBuilder.BuilderVisibility	builderVisibility()
hex.Model.ModelCategory[]	can_build()
protected static water.fvec.Chunk	chk_u(water.fvec.Chunk[] chks, int c, int ncols)
void	init(boolean expensive)
double[]	powerLoop(double[][] gram)
double[]	powerLoop(double[][] gram, double[] vinit)
double[]	powerLoop(double[][] gram, long seed)
hex.schemas.ModelBuilderSchema	schema()
double[][]	sub_symm(double[][] lmat, double[][] rmat)
water.Job<SVDModel>	trainModel()

Methods inherited from class hex.ModelBuilder

checkMemoryFootPrint, clearInitState, createModelBuilder, error_count, error, getAlgo, getAlgo, getAlgo, getAlgoFullName, getModelBuilder, getModelBuilders, getModelClass, hide, info, registerModelBuilder, train, valid, validationErrors, warn

Methods inherited from class water.Job

cancel, cancel, checksum_impl, dest, done, failed, get, isCancelledOrCrashed, isDone, isRunning, isRunning, isStopped, jobs, msec, onCancelled, progress_msg, progress, remove_impl, start, update, update, update, update

Methods inherited from class water.Keyed

checksum, remove, remove, remove, remove

Methods inherited from class water.Iced

clone, frozenType, read_impl, read, readExternal, readJSON_impl, readJSON, toJsonString, write_impl, write, writeExternal, writeHTML_impl, writeHTML, writeJSON_impl, 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)

Method Detail

schema

public hex.schemas.ModelBuilderSchema schema()

Specified by:

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

trainModel

public water.Job<SVDModel> trainModel()

Specified by:

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

can_build

public hex.Model.ModelCategory[] can_build()

Specified by:

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

builderVisibility

public hex.ModelBuilder.BuilderVisibility builderVisibility()

Specified by:

builderVisibility 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>

powerLoop

public double[] powerLoop(double[][] gram)

powerLoop

public double[] powerLoop(double[][] gram,
                 long seed)

powerLoop

public double[] powerLoop(double[][] gram,
                 double[] vinit)

sub_symm

public double[][] sub_symm(double[][] lmat,
                  double[][] rmat)

chk_u

protected static water.fvec.Chunk chk_u(water.fvec.Chunk[] chks,
                     int c,
                     int ncols)