Báo cáo khoa học: "An Efficient Implementation of a New POP Model" doc

... Evaluation of a Broad-Coverage Probabilistic Grammar of English-Language Computer Manuals. ProceedingsACL'92, Newark, Delaware.Black, E., R. Garside and G. Leech, 1993.Statistically-Driven ... in the training data. Then we slightlymodify the PCFG-reduction in figure 2 asfollows: A 1BC(1/ai) A BC(1Iaa) A BkC(bklaj) A BkC(bklaa) A (cilaj) A (cilaa) A. BkCi(bkcilaj) A BkCi(bkcilaa)Figure ... Annotated LanguageCorpus as a Virtual Stochastic Grammar,Proceedings AAAI'93, Washington D.C.Bod, R. 1998. Beyond Grammar: An Experience-Based Theory of Language, Stanford, CSLIPublications.Bod,...

Tài liệu Báo cáo khoa học: "DESIGN AND IMPLEMENTATION OF A LLXICAL DATA BASE " docx

... yet another example of the "historicist approach" typical of classical transformational generative grammar, which assumes that synchronic processes recapitulates many of the diachronic ... involving a large lexical data base is what I would call "practical requirements" and has to do with the complexity of the task of creating a lexical entry. It can roughly be viewed as a ... just a particular set of grammatical features such as category, gender, number, person, case, etc. A lexeme contains all the information shared by all the flectional forms of a given lexical...

Tài liệu Báo cáo khoa học: "An Evaluation Method of Words Tendency using Decision " docx

... Okumura, 1997; Passonneau & Litman, 1997; Okumura, Haraguchi & Mochizuki,1999) uses these data as learning data. Finally, DT automatically determines the stability classes of the ... a sample of some classified words according to frequency change with time-series variation in each stability class. For example, the names of baseball players “Sammy-Sosa” and “McGwire” are ... increasing class because their frequencies increase with time-series variation. The names of baseball teams New- York-Mets” and “Texas-Rangers” are included in a relatively constant class because...

Tài liệu Báo cáo khoa học: "An Empirical Investigation of Proposals in Collaborative Dialogues" docx

... of a house (a variant of the task in (Walker, 1993)). The participants' main goal is to negotiate purchases; the items of highest priority are a sofa for the living room and a table and ... constraint equations, each varl in the set of equations must have a solution. For example, if 5 instances of sofas are known for varsola, but every assignment of a value to varsoIa violates the ... An Empirical Investigation of Proposals in Collaborative Dialogues Barbara Di Eugenio Pamela W. Jordan Johanna D. Moore Richmond H. Thomason Learning Research & Development Center, and...

Báo cáo khoa học: "An Attributive Logic of Set Descriptions Set Operations" doc

... just its value; evaluating a conjunction amounts to evaluating each of the conjuncts; evaluating a disjunction amounts to evaluating either of the disjuncts and finally evaluating a negation ... not lead to increased computatio- nal complexity in feature logic the addition of role- value-maps (which are the relational analog of path equations) in concept languages causes undecidabi- ... [Schmidt-Schant3, 1989]. This blocks a straight- forward integration of a variable-free concept language such as ALC [Schmidt-SchanB and Smolka, 1991] with a variable-free feature logic [Smolka, 1991]....

Báo cáo khoa học: "An Efficient Method for Determining Bilingual Word Classes" doc

... manana mismo $4: hacerme ll'ameme ll'amenos llama llamar llamarme llamarnos llame p'idame p'idanos pedir pedirme pedirnos pida pide $5: cambiarme cambiarnos despertarme ... field of statistical machine translation we also face the problem of sparse data. Our aim is to use word classes in statistical machine translation to allow for more robust statistical translation ... referred to as translation rules)which are pairs of phrases together with an alignment between the words of the phrases. Examples of alignment tem- plates are shown in Figure 2. The advantage of the...

Báo cáo khoa học: Synthesis and characterization of a new and radiolabeled high-afﬁnity substrate for H+/peptide cotransporters pdf

... was inhibited not only byunlabeled Bip-Pro itself, but also by well known sub-strates of H+⁄ peptide cotransporters, such as Gly-Sar,Ala-Ala, Lys-Lys, Ala-Asp, d-Phe-Ala, Ala-Ala-Ala,d-aminolevulinic ... amount of Bip-Pro in the extracellular uptake mediumwas quantiﬁed according to the laboratory standard HPLC(La-ChromÒ; Merck-Hitachi, Darmstadt, Germany) with a diode array detector and a ... Gly-Gln, Ala-Ala, Ala-Ala-Ala, Lys-Lys, d-aminolevulinic acid, cefadroxil,Gly, Pro-Ala, 8-aminooctanoic acid and Gly-Sar were fromSigma-Aldrich (Deisenhofen, Germany). Tert. butyloxycar-bonyl (Boc)–Bip,...

Báo cáo khoa học: "Temporal information processing of a new language: fast porting with minimal resources" pdf

... guaranteethe quality of the annotation tags, translation of the markables and transposition of the annotations671in principle do not; d) the data obtained are com-parable to the original data ... generate relevant andcomparable data and is useful when porting tem-poral information processing solutions to new lan-guages.The advantages of adapting an existing corpusinstead of annotating ... information processing of a new language:fast porting with minimal resourcesFrancisco Costa and Ant´onio BrancoUniversidade de LisboaAbstractWe describe the semi-automatic adapta-tion of a...

Tài liệu Báo cáo khoa học: An autoinhibitory effect of the homothorax domain of Meis2 ppt

... intramolecular interactions, allowingaccess to the AD. As the autoinhibition affected anunrelated AD when this was put in place of the nativeMeis2d AD, it appears that any intramolecular interac-tions ... Santa Clara, CA, USA). For quantitative RT-PCR,cDNA was generated using Superscript III (Invitrogen), andanalyzed by PCR using a DNA engine cycler and PromegaTaq. Intron-spanning primer pairs ... proteins, and the (Gal)5-TATA lucifer-ase reporter (A) , or the (Gal)5-SV40 reporter (B). Luciferase activity was assayed after 48 h, and is presented as the mean + standard devia-tion of duplicate...

Tài liệu Báo cáo khoa học: "An Empirical Investigation of Discounting in Cross-Domain Language Models" ppt

... wordsfrom documents in the indicated years of NYTand AFP data. We then collect training counts onNYT95 and alternately take each of our ﬁve new cor-pora as the test data. Figure 1 also shows the averageempirical ... consider the NYTdocuments from Gigaword for the year 1995. Inorder to create two corpora that are maximallydomain-similar, we randomly assign half of thesedocuments to train and half of them to ... investigate the empirical behavior of n-gram discounts within and across domains.When a language model is trained and evalu-ated on two corpora from exactly the same do-main, discounts are roughly...

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