joshua.decoder.hypergraph.HGNode Class Reference

Inheritance diagram for joshua.decoder.hypergraph.HGNode:

Collaboration diagram for joshua.decoder.hypergraph.HGNode:

List of all members.

Public Member Functions
	HGNode (int i, int j, int lhs, TreeMap< Integer, DPState > dpStates, HyperEdge initHyperedge, double estTotalLogP)
	HGNode (int i, int j, int lhs, List< HyperEdge > hyperedges, HyperEdge bestHyperedge, TreeMap< Integer, DPState > states)
void	addHyperedgeInNode (HyperEdge dt)
void	semiringPlus (HyperEdge dt)
void	addHyperedgesInNode (List< HyperEdge > hyperedges)
TreeMap< Integer, DPState >	getDPStates ()
DPState	getDPState (int stateID)
void	printInfo (Level level)
String	getSignature ()
void	releaseDPStatesMemory ()
double	getEstTotalLogP ()
int	compareTo (HGNode anotherItem)
boolean	isDead ()
double	getPruneLogP ()
void	setDead ()
void	setPruneLogP (double estTotalLogP)
List< HyperEdge >	getHyperEdges ()
Public Attributes
int	i
int	lhs
List< HyperEdge >	hyperedges = null
HyperEdge	bestHyperedge = null
boolean	isDead = false
Static Public Attributes
static Comparator< HGNode >	inverseLogPComparator
static Comparator< HGNode >	logPComparator
Package Attributes
int	j
TreeMap< Integer, DPState >	dpStates
Private Attributes
String	signature = null
double	estTotalLogP = 0.0
Static Private Attributes
static final String	STATE_SIG_SEP = " -f- "

---

Detailed Description

this class implement Hypergraph node (i.e., HGNode); also known as Item in parsing.

Author:

Zhifei Li, zhife.nosp@m.i.wo.nosp@m.rk@gm.nosp@m.ail..nosp@m.com

Version:

$LastChangedDate$

---

Constructor & Destructor Documentation

joshua.decoder.hypergraph.HGNode.HGNode	(	int	i,
		int	j,
		int	lhs,
		TreeMap< Integer, DPState >	dpStates,
		HyperEdge	initHyperedge,
		double	estTotalLogP
	)

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joshua.decoder.hypergraph.HGNode.HGNode	(	int	i,
		int	j,
		int	lhs,
		List< HyperEdge >	hyperedges,
		HyperEdge	bestHyperedge,
		TreeMap< Integer, DPState >	states
	)

---

Member Function Documentation

void joshua.decoder.hypergraph.HGNode.addHyperedgeInNode

(

HyperEdge

dt

)

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void joshua.decoder.hypergraph.HGNode.addHyperedgesInNode

(

List< HyperEdge >

hyperedges

)

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int joshua.decoder.hypergraph.HGNode.compareTo

(

HGNode

anotherItem

)

DPState joshua.decoder.hypergraph.HGNode.getDPState

(

int

stateID

)

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TreeMap<Integer, DPState> joshua.decoder.hypergraph.HGNode.getDPStates

(

)

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double joshua.decoder.hypergraph.HGNode.getEstTotalLogP

(

)

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List<HyperEdge> joshua.decoder.hypergraph.HGNode.getHyperEdges

(

)

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double joshua.decoder.hypergraph.HGNode.getPruneLogP

(

)

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String joshua.decoder.hypergraph.HGNode.getSignature

(

)

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boolean joshua.decoder.hypergraph.HGNode.isDead

(

)

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void joshua.decoder.hypergraph.HGNode.printInfo

(

Level

level

)

void joshua.decoder.hypergraph.HGNode.releaseDPStatesMemory

(

)

void joshua.decoder.hypergraph.HGNode.semiringPlus

(

HyperEdge

dt

)

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void joshua.decoder.hypergraph.HGNode.setDead

(

)

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void joshua.decoder.hypergraph.HGNode.setPruneLogP

(

double

estTotalLogP

)

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Member Data Documentation

HyperEdge joshua.decoder.hypergraph.HGNode.bestHyperedge = null

TreeMap<Integer, DPState> joshua.decoder.hypergraph.HGNode.dpStates [package]

double joshua.decoder.hypergraph.HGNode.estTotalLogP = 0.0 [private]

List<HyperEdge> joshua.decoder.hypergraph.HGNode.hyperedges = null

int joshua.decoder.hypergraph.HGNode.i

Comparator<HGNode> joshua.decoder.hypergraph.HGNode.inverseLogPComparator [static]

Initial value:

 new Comparator<HGNode>() {
    public int compare(HGNode item1, HGNode item2) {
      double logp1 = item1.estTotalLogP;
      double logp2 = item2.estTotalLogP;
      if (logp1 > logp2) {
        return -1;
      } else if (logp1 == logp2) {
        return 0;
      } else {
        return 1;
      }
    }
  }

boolean joshua.decoder.hypergraph.HGNode.isDead = false

int joshua.decoder.hypergraph.HGNode.j [package]

int joshua.decoder.hypergraph.HGNode.lhs

Comparator<HGNode> joshua.decoder.hypergraph.HGNode.logPComparator [static]

Initial value:

 new Comparator<HGNode>() {
    public int compare(HGNode item1, HGNode item2) {
      double logp1 = item1.estTotalLogP;
      double logp2 = item2.estTotalLogP;
      if (logp1 > logp2) {
        return 1;
      } else if (logp1 == logp2) {
        return 0;
      } else {
        return -1;
      }
    }
  }

natural order

String joshua.decoder.hypergraph.HGNode.signature = null [private]

final String joshua.decoder.hypergraph.HGNode.STATE_SIG_SEP = " -f- " [static, private]