using chunk based partial parsing of spontaneous speech in unrestricted domains

Ngày tải lên: 23/03/2014, 19:20

... versational speech in unrestricted domains. We argue that such shallow semantic representations can indeed be generated with a minimum amount of linguistic knowledge engineering and without having ... in transformation- based part of speech tagging. In Proceeedings of AAAI-94. Ted Briscoe and John Carroll. 1997. Automatic extraction of subcategorization from corpora. In Proceedings of ... Puming Zhan. 1996. JANUS-II - advances in speech recog- nition. In Proceedings of the ICASSP-96. Wayne Ward. 1991. Understanding spontaneous speech: The PHOENIX system. In Proceedings of...

Ngày tải lên: 23/03/2014, 19:20

... number of paths. Dealing with recogni- tion errors before parsing is impossible due to lack of structural information. 4.2 During parsing Treating the phenomena mentioned during parsing would ... performance in terms of cov- erage and quality of translations by combining frag- mentary analyses when no spanning analysis of the input can be derived because of spontaneous speech phenomena or speech ... Verbmobil speech translation system. Its task con- sists of collecting partial analyses of an input utter- ance produced by three parsers and attempting to combine them into more meaningful,...

Ngày tải lên: 17/03/2014, 07:20

Ngày tải lên: 24/03/2014, 01:21

Ngày tải lên: 22/06/2014, 19:20

... disclosure of anything other than the most routine information. They have lost sight of the public nature of their role and the legitimate interest of the public in the workings of government ... overriding principle governing the provision of information from the government at the request of the Senate was a genuine claim of public interest immunity. According to Evans, in 1994, ... unnecessarily to an inadvertent breach of the order. There is confusion about the standing of media organisations to appear in relation to the making of, amending of or appeal against suppression...

Ngày tải lên: 23/03/2014, 04:20

Ngày tải lên: 20/06/2014, 21:20

Ngày tải lên: 21/06/2014, 16:20

... in sponta- neous speech text. In Proceedings of the Annual Meeting of the European Association for Computa- tional Linguistics. Erin Fitzgerald. 2009. Reconstructing Spontaneous Speech. Ph.D. thesis, ... James Martin, and Dan Jurafsky. 2004. Shallow semantic parsing using support vector machines. In Proceed- ings of the Human Language Technology Confer- ence/North American chapter of the Association of Computational ... occur in core argument regions of an utterance rather than in op- tional modifying material. Reconstructive insertions 751 Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of...

Ngày tải lên: 20/02/2014, 07:20

... input to the parser. It is organized according to WHG vertices. We give an example in Figure 2, which will be ex- plained in 4.1. Combination of partial results takes place using a set of ... )length (e). 4 Robust Semantic Processing The second phase of processing, after produc- ing a set of partial analyses, consists of assem- bling and combining the fragments, where pos- sible. ... Intelligence, AAAI-88, pages 49-54. Johannes Heinecke, Jfirgen Kunze, Wolfgang Menzel, and Ingo SchrSder. 1998. Elimina- tive parsing with graded constraints. In Proc. of the 17 th COLING/36...

Ngày tải lên: 20/02/2014, 19:20

... entries during parsing. The major innovations of the proposed algorithm include the construction of a minimal size of GOTO table that does not require any preliminary instantiation of categories ... also. Since categories cannot be completely instantiated in every possible way during preprocessing, unification operations during parsing cannot be eliminated. : What motivates partial instantiation ... tables during preprocessing. 5: Further Comparisons and Conclusion The LR parsing algorithm for grammars with atomic categories involves no category matching during parsing. In Fig.l, catego~;ies...

Ngày tải lên: 22/02/2014, 10:20

... proficiency: A research syn- thesis of college-level L2 writing. Applied Linguis- tics, 24(4), 492-518. Perkins, K. (1980). Using objective methods of attained writing proficiency to discriminate ... of NN-train, us- ing information from the clause and sentence type labels. The reasoning behind this was to create an initial pool of clause -based features that reflects the distribution of ... are four proficiency levels for human scoring, levels 1 to 4, with higher levels indicating better speaking proficiency. The NN set was randomly partitioned into a training (NN-train) and a...

Ngày tải lên: 07/03/2014, 22:20

... capable of producing syntactic structures containing all or nearly all of the information annotated in the corpus. In recent years there has been a growing inter- est in getting more information ... vector was formed and given to Enriching the Output of a Parser Using Memory -Based Learning Valentin Jijkoun and Maarten de Rijke Informatics Institute, University of Amsterdam jijkoun, mdr @science.uva.nl Abstract We ... @science.uva.nl Abstract We describe a method for enriching the output of a parser with information available in a corpus. The method is based on graph rewriting using memory- based learning, applied to dependency structures. This...

Ngày tải lên: 08/03/2014, 04:22

... set of possible lexical/surface segment correspondences. However, in our model, phonological rules are defined for particular domains of application rather than continuously applying as in ... but nothing hinges on this decision; indeed, as we point out below, we will ultimately want a left-to-right parsing algorithm so that the phonological and syntactic parsing can be interleaved. ... only one of the kinds of morphology which are best defined in terms of prosodic constituents. The morphology of Arabic verbs (McCarthy, 1979) is another example of this, as is infixation....

Ngày tải lên: 08/03/2014, 18:20

... kinase inhibitors act by inhibiting the activation of intracellular signal trans- duction, typically by blockage of the ATP-binding site in the catalytic domain of the kinase. As the majority of kinase ... activity of signal- ing proteins are useful tools for dissecting the func- tional roles and connections of the individual nodes in a pathway [4]. Using such a ‘systems approach’, one can begin to ... tool for using to obtain those signaling maps, through the study of phosphorylation states of pathway components using antibodies that specifically recognize the phosphorylated form of kinase substrates. Abbreviations ERK,...

Ngày tải lên: 16/03/2014, 00:20

... training data us- ing the statistical model. During parsing, we ex- tract features for each parsing state, consisting of automatic parse information, and generate a train- ing instance by joining ... 2008. A tale of two parsers: investigating and combining graph- based and transition -based dependency parsing using beam-search. In Proceedings of the Conference on Empirical Methods in Natural ... deterministic incre- mental dependency parsing. Computational Linguis- tics, 34(4):513–553. Joakim Nivre. 2009. Non-projective dependency parsing in expected linear time. In Proceedings of the Joint Conference...

Ngày tải lên: 17/03/2014, 00:20

... parsing times of both methods are shown in Table 3. The parsing speed of our method im- proves by about 5 times on average in comparison with the conventional method. Here, the parsing time of ... following dependency parsing. As mentioned above, it is clear that our method is more effective than the conventional method in shortening parsing time and increasing parsing ac- curacy. 5 Discussions Our ... automatically before dependency parsing. parsing is executed based on the following proce- dures: 1. Clause-level parsing: The internal depen- dency relations of clause boundary units are identified...

Ngày tải lên: 17/03/2014, 04:20

... 10% of examined morphemes would be found as errors. 4.2.2 Experiments Using Chunking Models Results of the morphological analysis of long words obtained by using a chunking model are shown in ... fourth line in Table 6 shows the accuracy obtained when a chunking model without transfor- mation rules was used. The accuracy obtained by using the chunking model was one point higher in F-measure ... Its Part -of- Speech Estimation Using Distributional Analysis. In Proceedings of COLING, pages 1119–1122. M. Nagata. 1999. A Part of Speech Estimation Method for Japanese Unknown Words Using a Statistical...

Ngày tải lên: 17/03/2014, 06:20

... model consisting of domain-dependent constraints and domain-independent axioms for disambiguation. There are two kinds of constraints, type constraints and numerical constraints, and they ... In Proceedings of 26th Annual Meeting of the ACL, 1988. [18] Reid Simmons and Randall Davis. Generate, test and debug: Combining associational rules and causal models. In Proceedings of ... constraint "the number of buildings (al) should be less than or equal to the number of alarms (a0)" is added to the database. Number -of- a0 [0 +inf] Number -of- al [0 +inf] Constraint...

Ngày tải lên: 17/03/2014, 08:20

... flagellin using metabolomics -based approaches. Detected as their corresponding CMP-linked precursors, struc- tural information on the flagellin modifications was obtained using a com- bination of MS ... legionaminic acid modifications found on the flagellin of 11168 are involved in the ability of this strain to persist in the gastrointestinal tract of chickens (S. L. Howard, A. Jagannathan, E. C. ... repre- senting over 90% of all Campylobacter infections [1]. Most cases of Campylobacter infections are sporadic and can be traced to the consumption of undercooked (or the handling of) contaminated...

Ngày tải lên: 23/03/2014, 06:20