Báo cáo khoa học: "Clustering Clauses for High-Level Relation Detection: An Information-theoretic Approach" pdf

... since many nouns can only play a certain part in the clause (for instance, many verbs can- not have an inanimate entity as their subject). The number of instances of patterns we found for the anchored ... clustered clauses) which were independently distributed and varied only in their overall probability of occurrence. We then estimated the mean and standard devia- tion for any pair o...

Ngày tải lên: 08/03/2014, 02:21

... lexicographic semiring using this default transformation, and then perform the intersection L  ∩ M  . By removing ep- silon transitions and determinizing the result, the low cost path for any given string will be ... semiring and motivate its use for speech and language processing tasks. We prove that the semiring allows for exact en- coding of backoff models with epsilon tran- sition...

Ngày tải lên: 20/02/2014, 04:20

... performance end end average_performance and keep average_performance end B = best average_performance bestFeatures  B ∪ bestFeatures end Figure 2. Implemented algorithm for forward ... human-human speech-based tutoring corpus. Supervised training of classifiers requires annotated data, which demands costly efforts from human annotators. One approach to minimize this e...

Ngày tải lên: 20/02/2014, 16:20

... WordNet for the Russian language does not exist yet. An- other way to calculate semantic relatedness is us- ing Wikipedia (Mihalcea, 2007; Turdakov and Ve- likhov, 2008), but it takes much effort. ... appear in a language to remedy the gap in vocabulary (Black, 1954). These metaphors do not indicate an author’s writ- ing style: an author uses such metaphor for an ob- ject because...

Ngày tải lên: 07/03/2014, 22:20

... according to system- atic naming rules. Pentanol, for instance, is miss- ing the locant number and could hence stand for pentan-1-ol, pentan-2-ol, as well as pentan-3-ol. We distinguish underspecification ... Germany, for contributing to the main ideas and for in-depth discussions. Thanks to the Scientific Databases and Visualization group of EML Research, Heidelberg, Germany, for the...

Ngày tải lên: 08/03/2014, 01:20

... 2009. c 2009 ACL and AFNLP Accurate Learning for Chinese Function Tags from Minimal Features Caixia Yuan 1,2 , Fuji Ren 1,2 and Xiaojie Wang 2 1 The University of Tokushima, Tokushima, Japan 2 Beijing ... provides useful semantic in- formation of the sentences. Lexical semantic re- sources such as Penn Treebank (Marcus et al., 1994) have been annotated with phrase tree struc- tures and fun...

Ngày tải lên: 08/03/2014, 01:20

... and g8 with re- spect to any other distracting value for arg2, and so g7 and g8, both collectively and individ- ually, are appropriate and sufficient RE's for tl. • Rendering these ... following: 3 1. (A (small black and a large white) dog) and (a small black cat). 2. (A small black (dog and cat)) and (a large white dog). The former groups together ol and o2 on the basis o...

Ngày tải lên: 08/03/2014, 06:20

... case) can learn an appropri- ate weight for each gazetteer match regardless of whether it is an NE or not. 2.2 EM-based Clustering using Dependency Relations To learn p(n|c) and p(c) for Japanese, ... By chang- ing the perspective in such a way, we can explore more broad classes of gazetteers. For example, we can use automatically extracted hyponymy relations (Hearst, 1992; Shinzato...

Ngày tải lên: 20/02/2014, 09:20

... files becomes essential before any quantitative analysis can be conducted and interpreted. Intra- and inter-observer agreement about the manifestations and criteria for treat- ment must be estimated ... conceptualized and conducted the interviews, transcribed and performed the major parts of the analysis and writing process. MV has contributed substantially with regard to the methodology, a...

Ngày tải lên: 25/10/2012, 10:45

... processes [2]. An unintended side effect of modern technological advances has been the plausibility of maintaining moribund patients in a state of suspended animation for prolonged and sometimes indefinite ... reanimation [8]. Some reasons why this occurs are as follows: 1. Physicians tell surrogates that they can make any decision they want as an open-ended ideal. This puts them in the...

Ngày tải lên: 25/10/2012, 10:45