java.lang.Object
org.apache.commons.math3.analysis.function.Logit
All Implemented Interfaces:
DifferentiableUnivariateFunction, UnivariateDifferentiableFunction, UnivariateFunction

Logit function. It is the inverse of the sigmoid function.
Since:
3.0
  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Class
    Description
    static class 
    Parametric function where the input array contains the parameters of the logit function, ordered as follows: Lower bound Higher bound
  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    private final double
    Higher bound.
    private final double
    Lower bound.
  • Constructor Summary

    Constructors
    Constructor
    Description
    Usual logit function, where the lower bound is 0 and the higher bound is 1.
    Logit(double lo, double hi)
    Logit function.
  • Method Summary

    Modifier and Type
    Method
    Description
    Deprecated.
    as of 3.1, replaced by value(DerivativeStructure)
    double
    value(double x)
    Compute the value of the function.
    private static double
    value(double x, double lo, double hi)
     
    Simple mathematical function.

    Methods inherited from class java.lang.Object

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