Optional, A

IDAverage precisionR-PrecisionMODETOPIC-LANGTOPIG-TAGTARGET-CORPUSTRAINING-CORPUSINDEX-UNITINDEXINGINDEX-STRUCTUREQUERY-UNITSEARCH-MODERANKIG-FACTORQUERY-EXPANSIONTRANSLATION
LAPIN1[result,desc]0.30560.3202autoJATITLE DESCRIPTION CONCEPT NARRATIVEkkh98 kkh99character n-gramnormalization of token forminverted filewordprobabilistic modeltf + document length + term weightpseudo feedbacknone
brklypat2[result,desc]0.22360.2690autoJADESCRIPTION NARRATIVEkkh98 kkh99bi-charactercharacter analysisinverted filebi-characterprobabilistic modeltf,dl,ql,clnonenone
DOVE3[result,desc]0.21760.2571autoJADESCRIPTION NARRATIVEkkh98 kkh99nonewordmorphological analysisinverted filewordvector space modelSMARTnonenone
DOVE2[result,desc]0.17700.1978autoJADESCRIPTIONkkh98 kkh99nonewordmorphological analysisinverted filewordvector space modelSMARTnonenone
SRGDU6[result,desc]0.13850.1674autoJADESCRIPTION NARRATIVEkkh98 kkh99wordlongest matching with a dictionaryinverted filewordvector space modeltf/idf + cosine measurepsudo feedback, Rocchio methodnone
IFLAB2[result,desc]0.13840.1571autoJADESCRIPTIONkkh98 kkh99nonewordmorphological analysisinverted filewordProbabilistic modelOkapinonenone
SRGDU4[result,desc]0.13570.1661autoJADESCRIPTION NARRATIVEkkh98 kkh99wordlongest matching with a dictionaryinverted filewordOkapitf + idf + dlnonenone
SRGDU2[result,desc]0.13470.1783autoJADESCRIPTION NARRATIVEkkh98 kkh99wordlongest matching with a dictionaryinverted filewordOkapitf + idf + dlpseudo feedback, original method using Taylor expansionnone
IFLAB1[result,desc]0.13250.1498autoJADESCRIPTIONkkh98 kkh99noneword-based bigrammorphological analysisinverted fileword-based bigramProbabilistic modelOkapinonenone
IFLAB3[result,desc]0.13180.1746autoJADESCRIPTION NARRATIVEkkh98 kkh99nonewordmorphological analysisinverted filewordProbabilistic modelOkapinonenone
IFLAB4[result,desc]0.13160.1696autoJADESCRIPTION NARRATIVEkkh98 kkh99noneword-based bigrammorphological analysisinverted fileword-based bigramProbabilistic modelOkapinonenone
IFLAB7[result,desc]0.08690.1105autoJATITLEkkh98 kkh99nonewordmorphological analysisinverted filewordProbabilistic modelOkapinonenone
IFLAB8[result,desc]0.08410.1162autoJATITLEkkh98 kkh99noneword-based bigrammorphological analysisinverted fileword-based bigramProbabilistic modelOkapinonenone
brklypat4[result,desc]0.08270.1205autoENDESCRIPTION NARRATIVEkkh98 kkh99paj1995j.txt paj1996j.txt paj1997j.txt paj1995e.txt paj1996e.txt paj1997e.txtbi-charactercharacter analysisinverted filewords in English queries, but bi-character in translated Japanese queryies.probabilistic modeltf,dl,ql,clnonecorpus-based
sics3[result,desc]0.00200.0054manualENTITLEkkh98 kkh99paj95 paj96 paj97wordmorphological analysisstandard inquerywordvector space modelstandard inquerygsmdgsmd
sics2[result,desc]0.00140.0054manualenDESCRIPTIONkkh98 kkh99paj95 paj96 paj97wordmorphological analysisstandard inquerywordvector space modelstandard inquerygsmdgsmd