tech.tablesaw.api.ml.classification

Class LogisticRegression

java.lang.Object

tech.tablesaw.api.ml.classification.AbstractClassifier

tech.tablesaw.api.ml.classification.LogisticRegression

public class LogisticRegression
extends AbstractClassifier

Method Summary

Modifier and Type	Method and Description
static LogisticRegression	learn(BooleanColumn labels, double lambda, double tolerance, int maxIters, NumericColumn... predictors)
static LogisticRegression	learn(BooleanColumn labels, double lambda, NumericColumn... predictors)
static LogisticRegression	learn(BooleanColumn labels, NumericColumn... predictors)
static LogisticRegression	learn(CategoryColumn labels, double lambda, double tolerance, int maxIters, NumericColumn... predictors)
static LogisticRegression	learn(CategoryColumn labels, double lambda, NumericColumn... predictors)
static LogisticRegression	learn(CategoryColumn labels, NumericColumn... predictors)
static LogisticRegression	learn(IntColumn labels, double lambda, double tolerance, int maxIters, NumericColumn... predictors)
static LogisticRegression	learn(IntColumn labels, double lambda, NumericColumn... predictors)
static LogisticRegression	learn(IntColumn labels, NumericColumn... predictors)
static LogisticRegression	learn(ShortColumn labels, double lambda, double tolerance, int maxIters, NumericColumn... predictors)
static LogisticRegression	learn(ShortColumn labels, double lambda, NumericColumn... predictors)
static LogisticRegression	learn(ShortColumn labels, NumericColumn... predictors)
double	logLikelihood()
int	predict(double[] data)
int[]	predict(NumericColumn... predictors)
double	predictFromModel(double[] x, double[] posteriori)
double	predictFromModel(int row, double[] posteriori, NumericColumn... predictors)
ConfusionMatrix	predictMatrix(BooleanColumn labels, NumericColumn... predictors)
ConfusionMatrix	predictMatrix(CategoryColumn labels, NumericColumn... predictors)
ConfusionMatrix	predictMatrix(IntColumn labels, NumericColumn... predictors)
ConfusionMatrix	predictMatrix(ShortColumn labels, NumericColumn... predictors)

Methods inherited from class java.lang.Object

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

Method Detail

learn

public static LogisticRegression learn(ShortColumn labels,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(IntColumn labels,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(BooleanColumn labels,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(CategoryColumn labels,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(ShortColumn labels,
                                       double lambda,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(IntColumn labels,
                                       double lambda,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(BooleanColumn labels,
                                       double lambda,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(CategoryColumn labels,
                                       double lambda,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(ShortColumn labels,
                                       double lambda,
                                       double tolerance,
                                       int maxIters,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(IntColumn labels,
                                       double lambda,
                                       double tolerance,
                                       int maxIters,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(BooleanColumn labels,
                                       double lambda,
                                       double tolerance,
                                       int maxIters,
                                       NumericColumn... predictors)

learn

public static LogisticRegression learn(CategoryColumn labels,
                                       double lambda,
                                       double tolerance,
                                       int maxIters,
                                       NumericColumn... predictors)

predict

public int predict(double[] data)

predictMatrix

public ConfusionMatrix predictMatrix(ShortColumn labels,
                                     NumericColumn... predictors)

predictMatrix

public ConfusionMatrix predictMatrix(IntColumn labels,
                                     NumericColumn... predictors)

predictMatrix

public ConfusionMatrix predictMatrix(CategoryColumn labels,
                                     NumericColumn... predictors)

predictMatrix

public ConfusionMatrix predictMatrix(BooleanColumn labels,
                                     NumericColumn... predictors)

predict

public int[] predict(NumericColumn... predictors)

logLikelihood

public double logLikelihood()

predictFromModel

public double predictFromModel(double[] x,
                               double[] posteriori)

predictFromModel

public double predictFromModel(int row,
                               double[] posteriori,
                               NumericColumn... predictors)