ostore.oil
Interface Model.Delta

All Superinterfaces:
QueueElementIF, QuickSerializable
All Known Implementing Classes:
HMM.Delta, SemanticDistanceModel.Delta
Enclosing interface:
Model

public static interface Model.Delta
extends QueueElementIF, QuickSerializable

A summary of the knowledge learned by a Model. It contains updates to the model parameters, usually in the form of sufficient statistics deltas, sufficient to update or initialize a different Model. In general, each subclass of Model has its own subclass of Delta.

Version:
$Id: Model.java,v 1.11 2002/07/22 20:54:53 srhea Exp $
Author:
Dennis Geels

Method Summary
 Model.Delta sum(Model.Delta other)
          Produce the sum of this and another Delta.
 
Methods inherited from interface ostore.util.QuickSerializable
serialize
 

Method Detail

sum

public Model.Delta sum(Model.Delta other)
Produce the sum of this and another Delta.

Parameters:
other - The other Delta.
Returns:
a new Delta, constructed such that applying it to a Model produces an equivalent Model to that produced by adding first this, then other.
Throws:
IllegalArgumentException - if other is not an instance of a compatible Delta subclass.