Báo cáo khoa học: "Corepresentational Grammarand Parsing English Comparatives" ppt

... Grammar and Parsing English Comparatives Karen P#an University of )linnesota SEC. 1 INTRODUCTION SEC. 3 COREPRESENTATIONAL GRAMMAR (CORG) Marcus [3] notes that the syntax of English comparative ... [5], based on the co- representational model of Kac Ill. While the grammar does not define a parsing algorithm per se, it nonethe- less expresses regularities of surface organizati...

Ngày tải lên: 08/03/2014, 18:20

... DISTRIBUTIONAL CLUSTERING OF ENGLISH WORDS Fernando Pereira AT&T Bell Laboratories 600 Mountain Ave. Murray Hill, NJ ... introduce, although we took care to fil- ter out certain systematic errors, for instance the misparsing of the subject of a complement clause as the direct object of a main verb for report verbs

Ngày tải lên: 17/03/2014, 08:20

... work on data-driven depen- dency parsing. The two dominating approaches have been graph-based parsing, e.g. MST -parsing (McDonald et al., 2005b) and transition-based parsing, e.g. the MaltParser ... pruning when using confidence-weighted learn- ing. 2 Transition-based parsing Transition-based parsing builds on the idea that parsing can be viewed as a sequence of transitions between...

Ngày tải lên: 20/02/2014, 04:20

... Japanese dependency parsing by using large-scale statistical information. It takes into account two kinds of informa- tion not considered in previous statistical (machine learning based) parsing meth- ods: ... automatic dependency parsing of large-scale corpora. The results of an experiment in which our method was used to rerank the results obtained using an existing machine learning ba...

Ngày tải lên: 20/02/2014, 12:20

... error. The utility of the overparsing extension can be seen in Table 1. Each of the PARSEVAL measures improves when overparsing is used. 5.2 Parsing Lattices The success of the parsing model as a language model ... the parsing model in all cases. Edges created by the bottom-up parsing are as- signed a score which is the product of the inside and outside probabilities of the Collins (1...

Ngày tải lên: 20/02/2014, 15:21

... A Limited-Domain English to Japanese Medical Speech Translator Built Using REGULUS 2 Manny Rayner Research Institute ... REGULUS 2 platform. The prototype translates spoken yes-no questions about headache symptoms from English to Japanese, using a vocabulary of about 200 words. 1 Introduction and motivation Language ... mod- ules. These are respectively responsible for source language spe...

Ngày tải lên: 20/02/2014, 16:20

... Entity-Oriented Parsing Philip J. Hayes Computer Science Department, Carnegie.Mellon Llniversity Pi~tsbur~ih, PA 152_13, USA Abstract f An entity-oriented approach to restricted-domain parsing is ... entity-oriented parser, some parsing strategies that use the control structure, and worked examples of parses. A parser incorporaling the control structure and the parsing strategi...

Ngày tải lên: 21/02/2014, 20:20

... role of word-to-word relations in parsing (Charniak, 2000; Collins, 1996), dependency grammars have gained a certain popularity; e.g., Yamada and Mat- sumoto (2003) for English, Kudo and Matsumoto (2000; ... instance, Figure 1 Figure 1: Dependency Relations for a Turkish and an English sentence shows the dependency graph of a Turkish and an English sentence where dependency labels are...

Ngày tải lên: 22/02/2014, 02:20

... that achieve similar results. 4 Building up discourse trees 4.1 The rhetorical parsing algorithm The rhetorical parsing algorithm is outlined in figure 2. In the first step, the marker and clause ... the notion of rhetorical parsing, i.e., the process through which natural language texts are au- tomatically mapped into discourse trees. In order to make rhetorical parsing work, w...

Ngày tải lên: 22/02/2014, 03:20

... France parmenti@loria.fr Abstract We present a CYK and an Earley-style algorithm for parsing Range Concatena- tion Grammar (RCG), using the deduc- tive parsing framework. The characteris- tic property of the Earley ... the construction of Chinese number names. Parsing algorithms for RCG have been intro- duced by Boullier (2000), who presents a di- rectional top-down parsing algorithm...

Ngày tải lên: 08/03/2014, 01:20