edu.cmu.sphinx.decoder.search

Class TokenHeapSearchManager

java.lang.Object

edu.cmu.sphinx.decoder.search.TokenSearchManager

edu.cmu.sphinx.decoder.search.WordPruningBreadthFirstSearchManager

edu.cmu.sphinx.decoder.search.TokenHeapSearchManager

All Implemented Interfaces:

SearchManager, Configurable

public class TokenHeapSearchManager
extends WordPruningBreadthFirstSearchManager

The token heap search manager that maintains the heap of best tokens for each search state instead of single one best token

Field Summary

Fields

Modifier and Type	Field and Description
protected int	maxTokenHeapSize

Fields inherited from class edu.cmu.sphinx.decoder.search.WordPruningBreadthFirstSearchManager

acousticLookaheadFrames, activeList, checkStateOrder, currentCollectTime, currentFrameNumber, curTokensScored, growTimer, linguist, logger, logMath, loserManager, PROP_ACOUSTIC_LOOKAHEAD_FRAMES, PROP_ACTIVE_LIST_MANAGER, PROP_CHECK_STATE_ORDER, PROP_GROW_SKIP_INTERVAL, PROP_LINGUIST, PROP_MAX_LATTICE_EDGES, PROP_PRUNER, PROP_RELATIVE_BEAM_WIDTH, PROP_SCORER, PROP_SHOW_TOKEN_COUNT, pruner, pruneTimer, relativeBeamWidth, resultList, scorer, scoreTimer, showTokenCount, streamEnd, tokensCreated, totalTokensScored

Fields inherited from class edu.cmu.sphinx.decoder.search.TokenSearchManager

buildWordLattice, keepAllTokens, PROP_BUILD_WORD_LATTICE, PROP_KEEP_ALL_TOKENS

Constructor Summary

Constructors

Constructor and Description
TokenHeapSearchManager()

Method Summary

Modifier and Type	Method and Description
protected void	createBestTokenMap() creates a new best token map with the best size
protected Token	getBestToken(SearchState state) Gets the best token for this state
protected void	setBestToken(Token token, SearchState state) Sets the best token for a given state

Methods inherited from class edu.cmu.sphinx.decoder.search.WordPruningBreadthFirstSearchManager

activeListAdd, allocate, allowExpansion, checkStateOrder, collectSuccessorTokens, deallocate, getActiveList, getCurrentFrameNumber, getGrowTimer, getResultList, getTokensCreated, growBranches, growEmittingBranches, isVisited, localStart, localStop, monitorStates, newProperties, pruneBranches, recognize, recognize, scoreTokens, setActiveList, setResultList, showTokenCount, startRecognition, stopRecognition

Methods inherited from class edu.cmu.sphinx.decoder.search.TokenSearchManager

getResultListPredecessor

Methods inherited from class java.lang.Object

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

Field Detail

maxTokenHeapSize

protected final int maxTokenHeapSize

See Also:

Constant Field Values

Constructor Detail

TokenHeapSearchManager

public TokenHeapSearchManager()

Method Detail

createBestTokenMap

protected void createBestTokenMap()

Description copied from class: WordPruningBreadthFirstSearchManager

creates a new best token map with the best size

Overrides:

createBestTokenMap in class WordPruningBreadthFirstSearchManager

setBestToken

protected void setBestToken(Token token,
                            SearchState state)

Description copied from class: WordPruningBreadthFirstSearchManager

Sets the best token for a given state

Overrides:

setBestToken in class WordPruningBreadthFirstSearchManager

Parameters:

token - the best token

state - the state

getBestToken

protected Token getBestToken(SearchState state)

Description copied from class: WordPruningBreadthFirstSearchManager

Gets the best token for this state

Overrides:

getBestToken in class WordPruningBreadthFirstSearchManager

Parameters:

state - the state of interest

Returns:

the best token