edu.mit.nlp.segmenter.dp
Class DPSeg.PriorOptimizer

java.lang.Object
  extended by edu.mit.util.weka.LBFGSWrapper
      extended by edu.mit.nlp.segmenter.dp.DPSeg.PriorOptimizer
Enclosing class:
DPSeg

protected class DPSeg.PriorOptimizer
extends LBFGSWrapper

A class for LBFGS optimization of the priors


Field Summary
 
Fields inherited from class edu.mit.util.weka.LBFGSWrapper
m_debug, m_eps, m_estimate, m_max_its, m_num_corrections, m_num_parameters, m_value, xtol
 
Constructor Summary
DPSeg.PriorOptimizer()
           
 
Method Summary
 double[] evaluateGradient(double[] params)
           
 double objectiveFunction(double[] params)
           
 
Methods inherited from class edu.mit.util.weka.LBFGSWrapper
findArgmin, getMinFunction, getVarbValues, setDebug, setEstimate, setMaxIteration
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

DPSeg.PriorOptimizer

public DPSeg.PriorOptimizer()
Method Detail

objectiveFunction

public double objectiveFunction(double[] params)
Specified by:
objectiveFunction in class LBFGSWrapper

evaluateGradient

public double[] evaluateGradient(double[] params)
Specified by:
evaluateGradient in class LBFGSWrapper


Copyright © 2008 MIT. All Rights Reserved.