Tài liệu Báo cáo khoa học: "Universal Grammar and Lexis for Quick Ramp-Up of MT Systems" doc

... Universal Grammar and Lexis for Quick Ramp-Up of MT Systems Abstract This paper introduces Boas, a semi-automatic knowledge elicitation system that guides a team of two people through ... about human language and means of realization of its phenomena in a number of spe- cific languages and is, thus, a kind of a "linguist in the box" that helps no...

Ngày tải lên: 20/02/2014, 18:20

... out. A common organization for a database is in terms of tables with rows and columns. The standard formulation of these ideas is found in the relational model of Codd [3], in which the tables ... hospital and of information about doctors working there: PAT I ENTS (PAT I D, SEX. AGE, D I SF-J~SE, PHYS, D I AMOTHER) DOCTORS(DOCID ,NAME,SEX.SPECIALTY) where "PHYS"...

Ngày tải lên: 21/02/2014, 20:20

... substituting the cost of hand-labeled train- ing data with that of hand-coded grammar. Our idea of grammar adaptation can be seen as a form of initialization. It attempts to seed the grammar in a ... phrases and senten- tial clauses, account for only 17% of all con- stituents in ATIS and 21% in WSJ. Trained on this type of label, the adapted grammars parse better...

Ngày tải lên: 20/02/2014, 19:20

... (dFBA), and was applied for diauxic growth of E. coli on glucose and acetate [8]. The model predicts very well the time course of the external metabolites and the growth of biomass. In Santillan and ... is a transport and sen- sory system and, in this function, is one of the key players of catabolite repression. Mathematical modelling of signal transduction and gene...

Ngày tải lên: 18/02/2014, 13:20

... of the Deutsche Forschungsgemeinschaft (NI 592/2-1). We thank Heinrich Betz for his support and for critical reading of the manuscript. References 1. Langley, J.N. (1907) On the contraction of ... the identification and characterization of a-conotoxins with selectivity for neur- onal nAChR subtypes and provides examples of their use in defining the compositions and funct...

Ngày tải lên: 19/02/2014, 12:20

... penalty generator and by the hypothesis expander 9 . 7.1 Experimental setup For Arabic-English, we use the union of all in- domain parallel corpora provided for the NIST -MT0 9 evaluation 10 for a total of 986K ... development of accurate SMT systems for many language pairs. On one hand, the phrase-based approach (PSMT) (Och, 2002; Zens et al., 2002; Koehn et al., 2003), with...

Ngày tải lên: 19/02/2014, 19:20

... phrase pair f , e and word alignment a, and the dependent relation of the source sen- tence d J 1 (J is the length of the source sentence, I is the length of the target sentence). Therefore, given ... table, and introduces a new feature to enhance the translation performance. We em- ploy the relaxed-well-formed dependency struc- ture to constrain both sides of the rule, and ab...

Ngày tải lên: 20/02/2014, 04:20

... Percentage of words tagged correctly and variation of information between clusterings in- duced by the assigned and gold standard tags as the amount of information in the dictionary is varied. Standard ... two clusterings C (the gold standard) and C ′ (the found clustering) of a set of data points is a sum of the amount of information lost in moving from C to C ′ , and t...

Ngày tải lên: 20/02/2014, 12:20

... s j | (2) In the above formula s i and s  j stand for the pair of sounds involved in one of the most frequent sound correspondences from Table1. |s i , s  j |represents the number of times s is seen ... example, for the pair of correspondences [e] and [i], the relation of [e] cor- responding to [i] is separated from the relation of [i] corresponding to [e]. 6 For examp...

Ngày tải lên: 20/02/2014, 12:20

... with our goal of creating an efficient WSD system, and therefore we opted for the simpler back- off method that employs WordNet sense frequencies. 1 We only identify persons, locations, and groups, ... com- mon sense reasoning, and others, require knowledge about word meanings, and word sense disambiguation is considered essential for all these applications. Most of the efforts...

Ngày tải lên: 20/02/2014, 15:20