com.hankcs.hanlp.classification.utilities

类 MathUtility

java.lang.Object

com.hankcs.hanlp.classification.utilities.MathUtility

public class MathUtility
extends Object

一些数学小工具

作者:

hankcs

构造器概要

构造器

构造器和说明
MathUtility()

方法概要

限定符和类型	方法和说明
static double	average(double[] array)
static void	normalizeExp(double[] predictionScores)
static void	normalizeExp(Map<String,Double> predictionScores) 使用log-sum-exp技巧来归一化一组对数值
static double	percentage(double current, double total)
static int	sum(int... var)

从类继承的方法 java.lang.Object

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

构造器详细资料

MathUtility

public MathUtility()

方法详细资料

sum

public static int sum(int... var)

percentage

public static double percentage(double current,
                                double total)

average

public static double average(double[] array)

normalizeExp

public static void normalizeExp(Map<String,Double> predictionScores)

使用log-sum-exp技巧来归一化一组对数值

参数:

predictionScores -

normalizeExp

public static void normalizeExp(double[] predictionScores)