Báo cáo khoa học: "A Common Framework for Syntactic Annotation" pot

... compo- nent describing their functional structure. For the rule for S, for instance, we add an ele- ment describing what the SUBJECT and PRED are for. We could say that the SUBJECT is the theme ... system, on the availability of automatic inference systems for the language in question, and on the perceived need for ex- pressive power. For the system that lies behind the di...

Ngày tải lên: 22/02/2014, 10:20

... allows that use of future information in ad- dition to past information. The pipeline model nat- urally allows access to all the past information. Algorithm 3 Pseudo code for the look ahead algo- rithm. ... We develop a framework for decisions made via in pipeline models, which addresses these difficulties, and presents and evaluates it in the context of bottom up dependency parsing for...

Ngày tải lên: 20/02/2014, 12:20

... A Unified Framework for Automatic Evaluation using N-gram Co-Occurrence Statistics Radu SORICUT Information Sciences Institute University of Southern California 4676 Admiralty ... only for N’s small enough to yield non-zero P(n) scores. For test corpora of reasonable size, the metrics are usually well-defined for N≤4. The BLEU proposed by Papineni et al. (2002) for ......

Ngày tải lên: 20/02/2014, 16:20

... checked for minimality during a second. Since update-node is a general mechanism for adding or modifying information to a node on the basis of c-commanding constituents it is fairly straightforward ... translations of the syntactically possible antecedents of the constituent, along with semantic type information (such as for gender) constraining the antecedents which make sense...

Ngày tải lên: 21/02/2014, 20:20

... incu- bated for 4 days with each of the peptides (10 lm), and cells were fixed and used for immunocytochemical analyses. Immunocytochemistry Neurons were fixed in 4% paraformaldehyde for 20 min at ... to transformed Ca 2+ -competent E. coli cells (ER2566) by heat shock. The transformed cells were spread on LB agar plates containing ampicillin (50 mgÆL )1 ), single colonies were picked fo...

Ngày tải lên: 18/02/2014, 13:20

... labelled information for training. Our sys- tem extracts transliteration pairs in an unsupervised fashion. It is also able to utilize labelled information if available, obtaining improved performance. We ... of the Association for Computational Linguistics, pages 469–477, Jeju, Republic of Korea, 8-14 July 2012. c 2012 Association for Computational Linguistics A Statistical Model for...

Ngày tải lên: 19/02/2014, 19:20

... top-most hy- pothesis and the bottom-most hypothesis at any given state of the stack. EM update: Once we have the N-best parse trees for each sentence in document d and N-best topics for document ... client then calls the servers for pa- rameters to perform synchronous multi-stack search for each sentence to get the N-best list parse trees. Again, the expected count for a particular...

Ngày tải lên: 20/02/2014, 04:20

... p null = 10 −10 for this value in the experiments we report below. 784 either φ P z i for phrase pairs or φ null for single lan- guage phrases. We choose Dirichlet process (DP) priors for these parameters: φ P z i ∼ ... proce- dure for each sentence pair is non-trivial, prov- ing NP-complete for learning phrase based models (DeNero and Klein, 2008) or a high order poly- nomial (O(...

Ngày tải lên: 20/02/2014, 07:20

... a considerable engineer- ing effort, yet there is very limited avail- ability of off-the shelf tools for researchers whose interests are not in coreference, or for researchers who want to concentrate ... Uryupina (2006). Using a specialized tagger for ACE mentions and an extended feature set including syntactic features (e.g. using tree kernels to represent the syntactic relation be...

Ngày tải lên: 20/02/2014, 09:20

... general information about the system’s components, a description and time- stamp for each system event and user event, names and timestamps for the system-recorded sound files, and timestamps for ... Open-ended tasks prompted users to search for any type of information with any input modality. The tasks in the two sets paralleled each other. For example, if one set of tasks as...

Ngày tải lên: 20/02/2014, 12:20