Báo cáo khoa học: "Generating parallel multilingual LFG-TAG grammars from a MetaGrammar" docx

... traditional hand-crafted grammars. A third and essential advantage is that it is straightforward to obtain from a single hierarchy parallel multi-lingual grammars similar to the paral- lel LFG grammars ... Pennsylvania kinyon@linc.cis.upenn.edu Abstract We introduce a MetaGrammar, which al- lows us to automatically generate, from a single and compact MetaGrammar hier- archy...

Ngày tải lên: 23/03/2014, 19:20

... been taken during last decades. Automatic grammar development means that a system extracts a grammar from a Treebank which has an implicit Treebank grammar. The grammar extraction system takes ... natural language processing. Since traditional manual grammar development is a time-consuming and labor-intensive task, many efforts for automatic and semi-automatic grammar develop...

Ngày tải lên: 23/03/2014, 18:20

... control tableau panel 2. combine each NP + PP chunk: commande de climatisa- tion automatique automatic air condition- ing control tableau de commande de climatisation automatique automatic air condition- ing ... that starts from sub-sentential alignments in parallel corpora and applied it on three differ- ent parallel corpora that are part of the same auto- motive corpus. Comparisons wi...

Ngày tải lên: 31/03/2014, 20:20

... on topical summariza- tion of scientific literature (Paice, 1981; Paice and Jones, 1993), we define an impact-based summary of a paper as a set of sentences extracted from a paper that can reflect ... for evaluating impact summarization, we took all the 14 papers from the SIGIR collection that have no less than 20 citations by papers in the same col- lection as candidate papers for eva...

Ngày tải lên: 20/02/2014, 09:20

... a strong impact on parallel data acquisition efforts. Enabling the exploitation of corpora that do not share parallel sentences would greatly increase the amount of comparable data that can be used ... extraction approach of Munteanu and Marcu (2005) (SentenceExtract). All extracted datasets are evaluated by using them as additional MT training data and measuring their impact on the per...

Ngày tải lên: 08/03/2014, 02:21

... reward expected be- tween taking that action and the end of the dialogue. For each state-action pair (s, a) , we calculated this expected cumulative reward Q(s, a) of taking action a from state ... that particular measure), and a policy based on a combination (sum) of the rewards for all evalu- ation measures. We found that the learned policy based on the combination of all measures...

Ngày tải lên: 20/02/2014, 12:20

... the same way that the covariation of, say, syntactic and mor- phological form is treated. In particular, we can use the mechanisms that DATR already provides for fea- ture covariation, rather ... categories and feature information and there is at least one leaf node labeled with a lexical category (such lexi- cal leaf nodes are known as anchors). For example, the canonical tree for...

Ngày tải lên: 17/03/2014, 09:20

... Interestingly, we also tested the antimicrobial activity of EA-CATH1 against Propionibacterium acnes, one kind of bacteria bothering a large population all over the world. EA-CATH1 also had a fairly small ... potential polyadenylation signal (aaaaataaa) is underlined. Z. Lu et al. Characterization of cathelicidin from Equus asinus FEBS Journal 277 (2010) 2329–2339 ª 2010 The Authors Jou...

Ngày tải lên: 22/03/2014, 21:21

... ORF3 was amplified using the PCR primers 5¢-TAAATCATGATAACGG GCATGACTGG-3¢ and 5¢-TTAAGGGATCCATATT CTTCTCTTTCTAAC-3¢. The genome of S. acidocalda- rius, as the template, and KOD DNA polymerase (TOY- OBO) ... isopentenyl diphosphate isomerase from a thermoacidophilic archaeon Sulfolobus shibatae Satoshi Yamashita, Hisashi Hemmi, Yosuke Ikeda, Toru Nakayama and Tokuzo Nishino Department of B...

Ngày tải lên: 30/03/2014, 13:20

... Technology 4259 Nagatsuta-cho, Midori-ku, Yokohama, JAPAN fujiki@lr.pi.titech.ac.jp  JAPAN  oku@pi.titech.ac.jp nanba@its.hiroshima-cu.ac.jp Abstract In this paper, we describe a method for automatic acquisition ... first explain what we mean by 'action', 'pair of actions', and 'sequence of actions' in this paper. In this work, an action is defined as a tup...

Ngày tải lên: 31/03/2014, 20:20