Package jdistlib.inference

Class Gradients

java.lang.Object

jdistlib.inference.Gradients

public final class Gradients
extends Object

Finite-difference adapters and gradient validation utilities.

Method Summary

Modifier and Type	Method	Description
static GradientCheckResult	check(DifferentiableLogDensity target, double[] state, double absoluteTolerance, double relativeTolerance)
static DifferentiableLogDensity	finiteDifference(LogDensity target)	Creates a central finite-difference adapter for diagnostic or fallback use.
static DifferentiableLogDensity	finiteDifference(LogDensity target, double relativeStep)

Methods inherited from class java.lang.Object

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

Method Details

finiteDifference

public static DifferentiableLogDensity finiteDifference(LogDensity target)

Creates a central finite-difference adapter for diagnostic or fallback use.

finiteDifference

public static DifferentiableLogDensity finiteDifference(LogDensity target,
 double relativeStep)

check

public static GradientCheckResult check(DifferentiableLogDensity target,
 double[] state,
 double absoluteTolerance,
 double relativeTolerance)