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java.lang.Object | +--marf.Storage.StorageManager | +--marf.Stats.StatisticalEstimators.StatisticalEstimator | +--marf.Stats.StatisticalEstimators.Smoothing.Smoothing | +--marf.Stats.StatisticalEstimators.Smoothing.WittenBell
Represents Witten-Bell Smoothing Algorithm. $Id: WittenBell.java,v 1.17 2005/08/14 01:15:56 mokhov Exp $
Field Summary |
Fields inherited from class marf.Stats.StatisticalEstimators.StatisticalEstimator |
oProbabilityTable, oStreamTokenizer |
Fields inherited from class marf.Storage.StorageManager |
bDumpOnNotFound, iCurrentDumpMode, oObjectToSerialize, strFilename |
Fields inherited from interface marf.Stats.StatisticalEstimators.Smoothing.ISmoothing |
MARF_INTERFACE_CODE_REVISION |
Fields inherited from interface marf.Stats.StatisticalEstimators.IStatisticalEstimator |
MARF_INTERFACE_CODE_REVISION |
Fields inherited from interface marf.Storage.IStorageManager |
DUMP_BINARY, DUMP_CSV_TEXT, DUMP_GZIP_BINARY, DUMP_HTML, DUMP_SQL, DUMP_XML, MARF_INTERFACE_CODE_REVISION, STORAGE_FILE_EXTENSIONS |
Constructor Summary | |
WittenBell()
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Method Summary | |
static java.lang.String |
getMARFSourceCodeRevision()
Returns source code revision information. |
double |
P(marf.Stats.Ngram poNgram)
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boolean |
smooth()
General smoothing routine. |
Methods inherited from class marf.Stats.StatisticalEstimators.Smoothing.Smoothing |
train |
Methods inherited from class marf.Stats.StatisticalEstimators.StatisticalEstimator |
dumpCSV, dumpXML, getFilename, getLanguage, getProbabilityTable, getStreamTokenizer, p, resetFilename, restoreCSV, restoreXML, setLanguage, setStreamTokenizer |
Methods inherited from class marf.Storage.StorageManager |
backSynchronizeObject, dump, dumpBinary, dumpGzipBinary, dumpHTML, dumpSQL, enableDumpOnNotFound, getDefaultExtension, getDefaultExtension, getDumpMode, restore, restoreBinary, restoreGzipBinary, restoreHTML, restoreSQL, setDumpMode, setFilename |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public WittenBell()
Method Detail |
public boolean smooth()
ISmoothing
true
if any smoothing took place
and undelying data was alteredpublic double P(marf.Stats.Ngram poNgram)
public static java.lang.String getMARFSourceCodeRevision()
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