Báo cáo khoa học: "Reducing Approximation and Estimation Errors for Chinese Lexical Processing with Heterogeneous Annotations" pot

... 2012. c 2012 Association for Computational Linguistics Reducing Approximation and Estimation Errors for Chinese Lexical Processing with Heterogeneous Annotations Weiwei Sun † and Xiaojun Wan ‡ ∗ †‡ Institute ... annotations to reduce both approximation and estimation errors for Chinese word segmentation and part-of-speech (POS) tagging, which are fundame...

Ngày tải lên: 23/03/2014, 14:20

... composite expressions are constructed only with a binary form of function application. Thus, if z and I/ are well-formed formulas of PAL, so is a form z(y). Expressions of PAL are related to ... descendants, say z and y, a PAL expression for the phrase is one of the following forms: <z>( <V>) or <p>( <z>) where ~a> stands for a PAL expression for...

Ngày tải lên: 21/02/2014, 20:20

... PST as a knowl- edge source for DA detection, we essentially need to model the relationship between the random DA and the random DR. Denote the random DA by X and the random DR by Y . Given a text ... z-score (Larsen and Marx, 2000) of each word w in the ASR output. Figure 3 illustrates the PST for the sentences: Where is the Anping-Fort. There are two keywords Where and Anping-Fo...

Ngày tải lên: 20/02/2014, 05:20

... the stack with an empty hy- pothesis. Pop h, the best hypothesis, off the stack. If h is a complete sentence, output h and terminate. For each possible next word w, extend h by adding w and push ... is chosen with probability 1/ . These stochastic decisions, starting with e, re- sult in different choices of f and an alignment of f with e. We map an e onto a particular a,f pair...

Ngày tải lên: 20/02/2014, 18:20

... responsible for dimerization. Affinity assays using a resonant biosensor showed that both the mutant and monomeric wild type SSA have affinity for human Vb5.2 and V b1withK d of 9–11 l M with a fast k ass and ... previously test ed for antibodies against SSA by ELISA with negative results, and diluted with RPMI 1640 or NaCl/P i (1 : 1, v/v). Blood samples were t aken with th...

Ngày tải lên: 07/03/2014, 16:20

... (Lakoff and Johnson, 1980; Fass, 1997; Stern, 1931)). In a place -for- people pattern, a place stands for any persons/organisations associ- ated with it, e.g., for sports teams in (2), (3), and (4), and ... prepositions such as with , which can be used with metonymic (talk with Hungary) and literal (border with Hungary) readings. This problem is more se- rious for functi...

Ngày tải lên: 08/03/2014, 04:22

... P i and stored in ice for no longer than 60 min before freezing. 3-HKT cDNA cloning and expression analysis Nucleic acid manipulations, if not otherwise specified, were performed according to standard ... better understand- ing of the XA metabolism in the mosquito and offers a new possible target for the development of insecticides and ⁄ or transmission blocking agents. Results an...

Ngày tải lên: 16/03/2014, 23:20

... this knowl- edge is created by hand, and the effort must be re- peated for new domains, new characters and plot elements. Fortunately, recent work in natural language processing has taken significant ... coherence) that is good enough for peo- ple to understand. Cheng and Mellish (2000) focus on the interaction of aggregation and text planning and use genetic algorithms to sear...

Ngày tải lên: 17/03/2014, 00:20

... for Pronunciation by Analogy (PbA) (Marchand and Damper, 2005) on the same corpus. Marchand and Damper reported a processing time of several hours for c4), two days for c2) and several days for ... numbers for conditions “G- syllab.+stress+g2p” and “E-syllab.+g2p” in Table 2 differ from the numbers for “G-CELEX” and “E- Nettalk” in Table 1 because phoneme conversion e...

Ngày tải lên: 17/03/2014, 04:20

... certain recluirements on the form of the grammar and that of the eubparts of the lexicon and on the strategies for integrating these components with each other and with other parts of the system. ... grammar and the lexicon. This paper will view these comDonents in such a system (overview in section 1). First, the subcomponente dealing with semantic information and wit...

Ngày tải lên: 17/03/2014, 19:20