hex.optimization

Class L_BFGS.History

java.lang.Object

water.Iced

hex.optimization.L_BFGS.History

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, java.lang.Cloneable, water.Freezable

Enclosing class:

L_BFGS

public static final class L_BFGS.History
extends water.Iced

Keeps L-BFGS history ie curvature information recorded over the last m steps.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
L_BFGS.History(int m, int n)

Method Summary

Methods

Modifier and Type	Method and Description
protected double[]	getSearchDirection(double[] gradient)

Methods inherited from class water.Iced

clone, frozenType, read_impl, read, readExternal, readJSON_impl, readJSON, toJsonString, write_impl, write, writeExternal, writeHTML_impl, writeHTML, writeJSON_impl, writeJSON

Methods inherited from class java.lang.Object

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

Constructor Detail

L_BFGS.History

public L_BFGS.History(int m,
              int n)

Method Detail

getSearchDirection

protected final double[] getSearchDirection(double[] gradient)