hex.gam.MatrixFrameUtils

Class GamUtils

java.lang.Object

hex.gam.MatrixFrameUtils.GamUtils

public class GamUtils
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	GamUtils.AllocateType

Constructor Summary

Constructors

Constructor and Description
GamUtils()

Method Summary

Modifier and Type	Method and Description
static void	addFrameKeys2Keep(java.util.List<water.Key<water.fvec.Vec>> keep, water.Key<water.fvec.Frame>... keyNames)
static double[][][]	allocate3DArray(int num2DArrays, GAMModel.GAMParameters parms, GamUtils.AllocateType fileMode)
static water.fvec.Frame	buildGamFrame(int numGamFrame, water.Key<water.fvec.Frame>[] gamFramesKey, water.fvec.Frame _train, java.lang.String response_column)
static int	colIndexFromColNames(java.lang.String[] colnames, java.lang.String oneName)
static double[]	convertCenterBeta2Beta(double[][][] ztranspose, int gamNumStart, double[] centerBeta, int betaSize)
static void	copy2DArray(double[][] src_array, double[][] dest_array)
static GLMModel.GLMParameters	copyGAMParams2GLMParams(GAMModel.GAMParameters parms, water.fvec.Frame trainData, water.fvec.Frame valid)
static int	copyGLMCoeffNames2GAMCoeffNames(GAMModel model, GLMModel glm, DataInfo dinfo)
static void	copyGLMCoeffs2GAMCoeffs(GAMModel model, GLMModel glm, DataInfo dinfo, GLMModel.GLMParameters.Family family, int gamNumStart, boolean standardized, int nclass)
static boolean	equalColNames(java.lang.String[] name1, java.lang.String[] standardN, java.lang.String response_column)
static int	locateBin(double xval, double[] knots)
static void	setParamField(GAMModel.GAMParameters parms, GLMModel.GLMParameters glmParam, boolean superClassParams, java.lang.reflect.Field[] gamFields)
static java.lang.Integer[]	sortCoeffMags(int arrayLength, double[] coeffMags)

Methods inherited from class java.lang.Object

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

Constructor Detail

GamUtils

public GamUtils()

Method Detail

allocate3DArray

public static double[][][] allocate3DArray(int num2DArrays,
                                           GAMModel.GAMParameters parms,
                                           GamUtils.AllocateType fileMode)

sortCoeffMags

public static java.lang.Integer[] sortCoeffMags(int arrayLength,
                                                double[] coeffMags)

equalColNames

public static boolean equalColNames(java.lang.String[] name1,
                                    java.lang.String[] standardN,
                                    java.lang.String response_column)

copy2DArray

public static void copy2DArray(double[][] src_array,
                               double[][] dest_array)

copyGAMParams2GLMParams

public static GLMModel.GLMParameters copyGAMParams2GLMParams(GAMModel.GAMParameters parms,
                                                             water.fvec.Frame trainData,
                                                             water.fvec.Frame valid)

setParamField

public static void setParamField(GAMModel.GAMParameters parms,
                                 GLMModel.GLMParameters glmParam,
                                 boolean superClassParams,
                                 java.lang.reflect.Field[] gamFields)

locateBin

public static int locateBin(double xval,
                            double[] knots)

colIndexFromColNames

public static int colIndexFromColNames(java.lang.String[] colnames,
                                       java.lang.String oneName)

copyGLMCoeffs2GAMCoeffs

public static void copyGLMCoeffs2GAMCoeffs(GAMModel model,
                                           GLMModel glm,
                                           DataInfo dinfo,
                                           GLMModel.GLMParameters.Family family,
                                           int gamNumStart,
                                           boolean standardized,
                                           int nclass)

convertCenterBeta2Beta

public static double[] convertCenterBeta2Beta(double[][][] ztranspose,
                                              int gamNumStart,
                                              double[] centerBeta,
                                              int betaSize)

copyGLMCoeffNames2GAMCoeffNames

public static int copyGLMCoeffNames2GAMCoeffNames(GAMModel model,
                                                  GLMModel glm,
                                                  DataInfo dinfo)

buildGamFrame

public static water.fvec.Frame buildGamFrame(int numGamFrame,
                                             water.Key<water.fvec.Frame>[] gamFramesKey,
                                             water.fvec.Frame _train,
                                             java.lang.String response_column)

addFrameKeys2Keep

public static void addFrameKeys2Keep(java.util.List<water.Key<water.fvec.Vec>> keep,
                                     water.Key<water.fvec.Frame>... keyNames)