Báo cáo khoa học: "Evolving new lexical association measures using genetic programming" pdf

... pages 181–184, Columbus, Ohio, USA, June 2008. c 2008 Association for Computational Linguistics Evolving new lexical association measures using genetic programming Jan ˇ Snajder Bojana Dalbelo Ba ˇ si ´ c ... concentrate on improving and combining known lexical association measures. In this paper, we de- scribe a genetic programming approach for evolving new associati...

Ngày tải lên: 08/03/2014, 01:20

... A NEW VIEW ON THE PROCESS OF TRANSLATION John A. Bateman, Robert T. Kasper Information Sciences ... guistic information in their feature structures, includ- ing semantic relations and semantic (lexical) features, such as time, diathesis, modality, mood, topic, fo- cus, determination and ... the SPL expression we can simple use the keyword macro :name which indicates any proper- no...

Ngày tải lên: 09/03/2014, 01:20

... if x i (i ∈ L) is different from a i , the state is penalized. Using function H, we obtain the new update rule for x i (i ∈ L) : ¯x new i =  x i x i exp  βx i s old i − α(x i − a i ) 2   x i exp  βx i s old i − ... re- garded the difference of two association strengths as a measure of semantic orientation. They also pro- posed to use Latent Semantic Analysis to compute the assoc...

Ngày tải lên: 20/02/2014, 15:20

... Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics, pages 988–996, Jeju, Republic of Korea, 8-14 July 2012. c 2012 Association for Computational Linguistics Ecological ... Froogle and Earthlink. • Display network: includes news pages, topic- specific websites, blogs and other properties - such as Google Mail and The New York Times. When a user enters...

Ngày tải lên: 07/03/2014, 18:20

... includes the AQUAINT corpus of more than 1 million news articles from the New York Times (1998-2000), Associated Press (1998- 2000), Xinhua News Agency (1996-2000) and 50 definitional question/answer ... not affect λ . λ can be estimated using EM iterative procedure: 1) Initialize λ to a random estimate between 0 and 1, i.e., 0.5; 2) Update λ using: ∑∑ = − = + −+ − ×= j l...

Ngày tải lên: 23/03/2014, 18:20

... 808–816, Athens, Greece, 30 March – 3 April 2009. c 2009 Association for Computational Linguistics Deriving Generalized Knowledge from Corpora using WordNet Abstraction Benjamin Van Durme, Phillip ... these terms, using as a resource Google search engine query logs. Katrenko and Adriaans (2008) explored a con- 8 Banko and Etzioni abstracted over subsets of pre- clustered terms, built...

Ngày tải lên: 24/03/2014, 03:20

... methods of calculating a similar- ity curve, or a sequence of similarity values, repre- senting the lexical cohesion of successive text con- stituents, e.g., paragraphs. Methods for deciding the ... digital libraries make the utilization of texts much more effective than before; yet, they pose new problems and re- quirements. For example, document retrieval based on string searche...

Ngày tải lên: 31/03/2014, 04:20

... work on accumulation of lexical sets which includes acquisition of dictionary resources and production of new lexical sets from this. The method for the acquisition, using a context-free syntax-directed ... virtual accumulation and the abstraction levels of lexical sets. Keywords: dictionary resources, lexical acquisition, lexical production, lexical accumulation, comp...

Ngày tải lên: 20/02/2014, 18:20

... A New Statistical Parser Based on Bigram Lexical Dependencies Michael John Collins* Dept. of Computer and Information ... paper describes a new parser which is much simpler than SPATTER, yet performs at least as well when trained and tested on the same Wall Street Journal data. The method uses lexical informa- ... Yes Yes No No Yes Lexical informationl LR I LP ] CBs 85.0%...

Ngày tải lên: 08/03/2014, 07:20

... [ Mechanical Translation , vol.4, no.3, December 1957; pp. 52-53] Some New Terminology Erwin Reifler, University of Washington, Seattle, Washington MT research requires ... Washington have necessitated the redefinition of some old linguistic terms and the formulation of some new ones. They con- cern the concepts of MT symbols, i.e., all graphic symbols used in the machine

Ngày tải lên: 19/02/2014, 19:20