Báo cáo khoa học: "Oxford Dictionary of English: Current Developments" pdf

... dictionary. 1 IntroductionThe goal of the project is to enhance the database of the Oxford Dictionary of English (a forthcomingnew edition of the 1998 New Oxford Dictionary of English) so that it contains ... Oxford Dictionary of English: Current DevelopmentsJames McCrackenOxford University Pressmccrackj@oup.co.ukAbstractThis research note describes the early stages of a projectto enhance ... Nevertheless, the richness of theODE text, particularly in the frequent use of exam-ple sentences, provides a wealth of cues and clueswhich can help to control the generation of moreformal lexical...

Báo cáo khoa học: "Automatic Acquisition of English Topic Signatures Based on a Second Language" potx

... sense maps to a set of Chinese synonyms that realise the same concept.English ambiguous word wSense 1 of w Sense 2 of wChinese translation of sense 2Chinese translation of sense 1English-ChineseLexicon1. ... WSD.The remainder of the paper is organised as fol-lows. Section 2 describes the process of acqui-sition of the topic signatures. Section 3 demon-strates the application of this resource on ... On-line Dictionary 2. As this dictionary is designed for English learners, its sense gran-ularity is far coarser-grained than that of Word-Net. However, researchers argue that the granular-ity of...

Báo cáo khoa học: "DISTRIBUTIONAL CLUSTERING OF ENGLISH WORDS" pptx

... simple tabulation of frequencies of certain words participating in certain configurations, for example of frequencies of pairs of a transitive main verb and the head noun of its direct object, ... as heads of direct objects of the verb "fire" in one year (1988) of Associated Press newswire. In this corpus, the chosen nouns appear as direct object heads of a total of 2147 distinct ... likelihood of the sequence S of N independent observations of pairs (ni,vi). Using (1), the sequence's model log likelihood is N l(S) = log p(c)p(n, le)p(vilc). i=l cEC Fixing the number of...

Báo cáo khóa học: Antimicrobial activities of heparin-binding peptides pdf

... membranes, and thusthe lack of a specific molecular microbial target minimizesresistance development. The fundamental principle of action of most peptides depends on the ability of thesemolecules to ... antibacterial? If so,may our knowledge of the vast amount of heparin-bindingmotifs be utilized for effective de novo synthesis of AMPs, orfor the identification and purification of endogenousAMPs?Materials ... activities of peptidesA series of cationic peptides (human sequences) of proteinsegments reported to have affinity for heparin (Table 1) weretested in bactericidal assays against an isolate of the...

Báo cáo khoa học: "Semantic classification of Chinese unknown words" pdf

... classify 65.76% of adjectives, 71.39% of nouns and 52.84% of verbs. Future work will explore the use of the contextual information of the unknown words and the contex-tual information of the lexicons ... evaluation, any one of the categories of an am-biguous word is considered correct. 5.2 Result On the test set, the baseline predicts 53.50% of adjectives, 70.84% of nouns and 47.19% of verbs correctly. ... experi-ments, CiLin lexicons are divided into 2 sets: a training set of 80% CiLin words, a development set of 10% of CiLin words, and a test set of 10% CiLin words. All words in the test set are assumed...

Báo cáo khoa học: "Automatic Identification of Non-compositional Phrases" pdf

... Identification of Non-compositional Phrases Dekang Lin Department of Computer Science University of Manitoba and Winnipeg, Manitoba, Canada, R3T 2N2 lindek@cs.umanitoba.ca UMIACS University of Maryland ... (* * modifier) The mutual information of a collocation is the log- arithm of the ratio between the probability of the collocation and the probability of events A, B, and C co-occur if we assume ... average rate of return after ex- penses for the past 30 days: not a forecast of future returns" The parser analyzed '% forecast of future returns" as [S [NP a forecast of future]...

Báo cáo khoa học: "The Derivation of a GrammaticaUy Indexed Lexicon from the Longman Dictionary of Contemporary English" pptx

... utility of the Longman Dictionary of Contemporary EnglgsA as a suitable source dictionary for the target lexicon. 1 Introduction Within the larger framework of the Alvey Programme of advanced ... arises of how to develop such a detailed and substantial word list. Our approach has been to make use of the machine-readable source of a published dictionary, namely the Longr~sn Dictionary of ... particular word. As an illnstm- tion of the process of transforming a dictionary entry into a lexical template we show below the mapping of the third verb sense of %elieve" below into a lex-...

Tài liệu Báo cáo khoa học: "The Nature of Affixing in Written English" docx

... problem of unscrambling English affixes. The role of affixes is crucial in the study of word-breaking practice. In the automatic determination of the parts of speech (a central feature of automatic ... number of classes would suppress certain well-known affixes. Application of the definitions to the corpus K consist- ing of all of the cvcvc words listed in the Shorter Ox- ford Dictionary ... determination of parts -of- speech assignments E. The determination of the number of phonetic syl- lables corresponding to a written English word In the first case, we have taken a random sample of 100...

Báo cáo khoa học: "Semantic Analysis of Japanese Noun Phrases: A New Approach to Dictionary-Based Understanding" doc

... Introduction The semantic analysis of Japanese noun phrases of the form N1 no N2 is one of the difficult prob- lems which cannot be solved by the current ef- forts of many researchers. Roughly ... semantic-role dictionary for nouns in the special format for machine-use. 3 Interpretation of N1 no N2 using a Dictionary Semantic-role information of nouns in an ordi- nary dictionary can ... good result both of DBA and SBA. The precision of DBA, the ratio of correct analyses to detected analyses, was 77% (=137/(137+19+21)); the re- call of DBA, the ratio of correct analyses...

Báo cáo khoa học: "Automatic Identification of Word Translations from Unrelated English and German Corpora" pot

... in terms of corpus frequencies: kl~ = frequency of common occurrence of word A and word B kl2 = corpus frequency of word A - kll k21 = corpus frequency of word B - kll k22 = size of corpus ... occurrences of words that are translations of each other. If - for example - in a text of one language two words A and B co-occur more of- ten than expected by chance, then in a text of another ... more often than expected by chance in a corpus of English, then the German translations of teacher and school, Lehrer and Schule, should also co-occur more often than expected in a corpus of...

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