an extended lr parsing

... Aho and Ullman (1987) and Aho and Johnson (1974), and more formal definitions and notations of a feature- based grammar formalism from Pollard and Sag (1987) and Shieber (1986). 2 The LR Parsing ... AN EXTENDED LR PARSING ALGORITHM FOR GRAMMARS USING FEATURE-BASED SYNTACTIC CATEGORIES Tsuneko Nakazawa Beckman Institute for Advanced Science and Technology and Linguistics ... does not require any preliminary instantiation of categories or a search for them, and a reduce action which pe,forms instanliation tit)ring parsing. Some details of the LR parsing algorithm...

Ngày tải lên: 22/02/2014, 10:20

... to grammar encoding (Evans et al., 1995; Candito, 1996) and parsing (Joshi and Srinivas, 1994; Evans and Weir, 1998). On the other hand, if the EDOL hypothesis holds for those dependencies ... grammars can contain hundreds of nodes (see e.g., HPSG (Pollard and Sag, 1994)), and since unification is a primitive operation the overall number of unification attempts during parsing can be ... and storage management overheads become significant. In the case of unification-based LTAG the situa- tion is even more problematic. Elementary struc- tures are larger than productions, and...

Ngày tải lên: 08/03/2014, 21:20

Ngày tải lên: 23/03/2014, 19:20

Ngày tải lên: 31/03/2014, 06:20

... Tabulation en Ana- lyse Syntaxique et Ddduction (Tabulation in Parsing and Deduction), pages 1-9, Paris, France, April. Y. Schabes and K. Vijay-Shanker. 1990. Deter- ministic left to right parsing ... of tree adjoin- ing languages. In 28th Annual Meeting of the A CL, pages 276-283. S. Sippu and E. Soisalon-Soininen. 1990. Parsing Theory, Vol. II: LR( k) and LL(k) Parsing, volume 20 of ... best-known example is generalized LR parsing (Tomita, 1986). A first attempt to adapt LR parsing to tree- adjoining grammars (TAGs) was made by Scha- bes and Vijay-Shanker (1990). The description...

Ngày tải lên: 20/02/2014, 18:20

... and XPR130 are derived from the same gene. (B) In vitro transcription and translation products of total cDNA of wild type XN73 (Lane 1), GST-tagged XN73 (lane 2) His 6 -tagged XN73 (lane 3) and ... (lane 2), 2 (lane 3), 3 (lane 4) and 4 (lane 5). The 10 kDa markers are indicated by arrows. (B) Alignment of 5¢-cDNA sequences of Xenopus PR70 (AY043259) with human PR48 (AF135016) and a human ... in Xenopus laevis oocytes and adult tissues Evidence for an independent N-terminal splice variant of PR130 and an extended human PR48 protein Ilse Stevens 1 , Veerle Janssens 1 , Ellen Martens 1 ,...

Ngày tải lên: 08/03/2014, 08:20

... ~C~( E Pt[D [* C]}. Pseudo ELR parsing can be more easily realised than full ELR parsing, but the correct-prefix property can no longer be guaranteed. Pseudo ELR parsing is the foundation of ... and on incorrect input 121 Extended Lit parsing An extended context-free grammar has right-hand sides consisting of arbitrary regular expressions over V. This requires an LR parser for an ... prefixes. PLR, ELR, and CP parsing In this section we investigate a number of algorithms which exhibit a better treatment of common prefixes. Predictive LR parsing Predictive LR (PLR) parsing...

Ngày tải lên: 17/03/2014, 09:20

Ngày tải lên: 22/06/2014, 00:20

Ngày tải lên: 27/06/2014, 08:20

Ngày tải lên: 27/06/2014, 11:20

... để giúp tăng không gian ổ đĩa cứng. Tuy nhiên tính năng này có thể khiến Extended Disk Cleanup vận hành tương đối lâu. Bước 2: Tạo Shortcut khởi động Extended Disk Cleanup Từ Start, người ... Command Prompt mở liên tục cho đến khi nào Extended Disk Cleanup hoàn tất nhiệm vụ thì mới đóng lại nếu không ứng dụng sẽ ngừng chạy. Trong cửa sổ Disk Cleanup Settings hiện ra như hình trên, người ... Administrator”. Trong cửa sổ Command Prompt bật ra hãy nhập đầy đủ dòng lệnh sau đây không có dấu ngoặc kép: “%SystemRoot%\System32\Cmd.exe /c Cleanmgr /sageset:65535 & Cleanmgr /sagerun:65535” và...

Ngày tải lên: 13/12/2013, 02:15

... and Manning (2002), the DMV dependency learning model by Klein and Manning (2004) as well as their combined model DMV+CCM. Table 1 shows that UML-DOP scores better than U-DOP and Klein and Manning's ... German NEGRA and the Chinese CTB. (Zollmann and Sima&apos ;an 2005 propose a different consistent estimator for DOP, which we cannot go into here). 5 UML-DOP Analogous to U-DOP, UML-DOP is an unsupervised ... average f-score on WSJ10 and 72.3% average f-score on WSJ40. Remember that the Penn Treebank annotations are often exceedingly flat, and many branches have arity larger than two. It would be interesting...

Ngày tải lên: 20/02/2014, 12:20

... 1e+06 Types Tokens

Ngày tải lên: 20/02/2014, 18:20

... the European ACL Conference, Berlin, Germany. Magerman, D.M. and Weir, C. 1992. Probabilistic prediction and Picky chart parsing. In Proceedings of the February 1992 DARPA Speech and Natural Language ... AAAI Press/MIT Press, Menlo Park. Stanley F. Chen and Joshua Goodman. 1999. An Empirical Study of Smoothing Techniques for Language Modeling. Computer Speech and Language, Vol.13, 1999 Michael John ... for dependency parsing: An exploration. In Proceedings of COLING-96, pages 340-345 Joshua Goodman. 1998. Parsing Inside-Out. PhD. Thesis, Harvard University, 1998 Magerman, D.M. and Marcus, M.P....

Ngày tải lên: 20/02/2014, 18:20

... produced in the translation become instan- tiated to some string constant during an analysis, fixing the position at which an additional subordering becomes 'attached to' another (sub)ordering. ... minal Yield, but rather the instantiation of span labels that it induces (for string matters), and its structure (for semantic matters). and (i-j) a span label. For a formula (m, T, t) ... of the span (i-j) will be instantiated, so we need only unify the right index of the two spans the left indices can simply be checked for atomic identity. This observation is important to efficient...

Ngày tải lên: 20/02/2014, 19:20

... Parmentier, and Johannes Dellert. 2008. De- veloping an MCTAG for German with an RCG- based parser. In Proceedings of LREC-2008, Mar- rakech, Morocco. Wolfgang Maier and Anders Søgaard. 2008. Tree- banks ... Clergerie. 2001. Guided parsing of Range Concatenation Languages. In Pro- ceedings of ACL, pages 42–49. Tilman Becker, Aravind K. Joshi, and Owen Rambow. 1991. Long-distance scrambling and tree adjoining grammars. ... adjacent variables can be concatenated), it is called an in- stantiated predicate and the result of applying φ to all predicates in c, if defined, is called an instanti- ated clause. We also introduce range...

Ngày tải lên: 08/03/2014, 01:20

... staff and students of the Kyoto Japanese School for attempting to improve my under- standing of the Japanese language and its situated use. References [I] Batsman, J.A. (1985) &apos ;An initial ... knowledge base and the text planning process and so would promise to improve the range and quality of the texts we can generate. 2 A new domain: The ex- pression of politeness in Japanese clauses ... expressed but we want to make a se- lection of politeness-related meaning between a simple respectful reference to another's actions and a more distanced, indirect and reserved respectful...

Ngày tải lên: 08/03/2014, 18:20

... would like to thank Bran Boguraev for his guidance during the writing of the interpreter, and for supplying the ATN grammars I have used. Thanks also to Karen Sparck Jones and John Tait for ... Natural Language Analysis". Communications of the ACM, 13, 10, 591-606. Woods, W. et al. (1976) ,,Parsers,' in "Speech Understanding Systems". Bolt, Beranek and Newman Inc. ... problems with scope clauses in an island parsing ATN interpreter: if an action (LIFTR <register> ) occurs in a sub-network, any action using that register in any higher sub-network that...

Ngày tải lên: 09/03/2014, 01:20

... Nivre and McDonald, 2008; Attardi and Dell’Orletta, 2009; Surdeanu and Manning, 2010). Essentially, all of these approaches combine dif- ferent dependency parsing systems, i.e. transition- based and ... complementary strengths. The base parsing models are either independently trained (Sagae and Lavie, 2006; Hall et al., 2007; Attardi and Dell’Orletta, 2009; Surdeanu and Man- ning, 2010), or their training ... Australia reza@monash.edu Marzieh Razavi and Anoop Sarkar School of Computing Science Simon Fraser University Vancouver, Canada {mrazavi,anoop}@cs.sfu.ca Abstract We combine multiple word representations based on semantic clusters...

Ngày tải lên: 17/03/2014, 00:20

... Chris Dyer, Juri Ganitkevitch, Sanjeev Khudanpur, Lane Schwartz, Wren Thornton, Jonathan Weese, and Omar Zaidan. 2009a. Joshua: An open source toolkit for parsing- based machine translation. In Proceedings ... Hoang, Alexandra Birch, Chris Callison-Burch, Marcello Federico, Nicola Bertoldi, Brooke Cowan, Wade Shen, Christine Moran, Richard Zens, Chris Dyer, Ondrej Bojar, Alexandra Constantin, and Evan ... machine translation. In Proceedings of the ACL-2007 Demo and Poster Ses- sions. Zhifei Li and Sanjeev Khudanpur. 2008. A scalable decoder for parsing- based machine translation with equivalent language...

Ngày tải lên: 17/03/2014, 02:20