The evolution of machine-tractable dictionaries
Cheng-ming Guo, Changning Huang, Jun-ping Gong, Jin Li · 1994
TIIE EVOLUTION OF MACIIINE-I RA(. I AIII, L DIC~TIONARIES Cheng u(;~ lhtan,~ ,h.m #ing (hm,'4 ,/it~ Li( ~oiil II!lb21 ~eK;lleC Depal'!lIR:ll!Tsiughua Uni~0rsity, lteijing l(X)()l~l (71IINA I, hltli~ttut:lion Tile uselulness of Machine-Tractable Dictionaries (MTDs) ill atlCtilllatic SCllSe taggillg el running text ix clearly demonstrated in Tong, el ill., (1993).While previous work (Yarowsky, 1992: Gale, el al., 1092, 1903) lelies heavily on tile role of statistics, TOllg'S sysienl illilkes use of (Ill(: MTD as well as m i.e., Type I and Type il MTDs.Type l MTI)s arc built ()ll the definition priiniiivcs (fi on0 pgirii0ulal MRD wtlerea,,-; Type I1 MTI)s are btlilt ',In the semanli0, prmlitives of one |lgiiciellJar ilgiCtlr:.llIgillpIlage.The MI'D functitnling ill T,,mg's sysCenl belongs co die l'ype I category.The evolution frlmi Type I t(~ Type I1 MTI)s iopiesents all evoitiCiOli ()1 the i)riinitives ti~c MT1)s arc constrtlcted o11.Th0 atithors believe that, although it is leasible lo derive gi llalllral sol (11 delinilion prilnilixc~ fr(lill o11o parlicti[gir MRD, a descriptive set of Selllantl0 primitives (Wiiks, 1977) of Olle pariicuhir imlura]