picard.util

Class MathUtil.LogMath

java.lang.Object

picard.util.MathUtil.LogMath

Enclosing class:

MathUtil

public static class MathUtil.LogMath
extends java.lang.Object

A collection of common math operations that work with log values. To use it, pass values from log space, the operation will be computed in non-log space, and a value in log space will be returned.

Method Summary

Modifier and Type	Method and Description
double	getLog_of_base()
double	getLogValue(double nonLogValue) Returns the log-representation of the provided decimal value.
double[]	getLogValue(double[] nonLogArray) Returns the log-representation of the provided decimal array.
double	getNonLogValue(double logValue) Returns the decimal representation of the provided log values.
double	mean(double... logValues) Computes the mean of the provided log values.
double	product(double... logValues) Computes the sum of the provided log values.
double	sum(double... logValues) Computes the sum of the provided log values.

Methods inherited from class java.lang.Object

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

Method Detail

getLog_of_base

public double getLog_of_base()

getNonLogValue

public double getNonLogValue(double logValue)

Returns the decimal representation of the provided log values.

getLogValue

public double getLogValue(double nonLogValue)

Returns the log-representation of the provided decimal value.

getLogValue

public double[] getLogValue(double[] nonLogArray)

Returns the log-representation of the provided decimal array.

mean

public double mean(double... logValues)

Computes the mean of the provided log values.

sum

public double sum(double... logValues)

Computes the sum of the provided log values.

product

public double product(double... logValues)

Computes the sum of the provided log values.