conundrums in noun phrase coreference resolution

Ngày tải lên: 30/03/2014, 23:20

... Conundrums in noun phrase coreference resolution: Making sense of the state- of-the-art. In Proceedings of the Joint Conference of the 47th Annual Meeting of the ACL and the 4th In- ternational Joint ... for mining easy positive instances, in an attempt to avoid the inclu- sion of hard training instances that may complicate the acquisition of an accurate coreference model. 3.1.2 Training a Coreference ... Aravind K. Joshi, and Scott Wein- stein. 1983. Providing a unified account of definite noun phrases in discourse. In Proceedings of the 21st Annual Meeting of the Association for Compu- tational Linguistics,...

Ngày tải lên: 07/03/2014, 22:20

... are unambiguously conjoined heads. We leave this to future work. 2 We did not include coordinate head nouns from base noun phrases (NPB) (i.e. noun phrases that do not dominate other noun phrases) because ... to measure which were the head nouns being conjoined in cer- tain types of coordinate noun phrase. In this paper we look at different measures of word similarity in order to discover whether they ... pairs which make up the head words of two conjuncts in coordinate noun phrases (again not including coordinate NPBs). We found 601 such coordinate noun pairs. The second data set consists of 601...

Ngày tải lên: 17/03/2014, 04:20

Ngày tải lên: 31/03/2014, 03:20

... Training set size(words) Precision 25k 88.7% 200k 91.8% Number of Appearances in Training Set • • 4- - • Machine Students Figure 3: Test Set Recall vs. Frequency of Appearances in Training ... to a machine at learning linguistic information from an annotated cor- pus, and more importantly to begin to explore the differences in learning behavior between hu- man and machine. Although ... extraction of terminological noun phrases. In Proceedings of the 30th Annual Meeting of the Association of Computational Linguistics, pages 977-981. Association of Computational Linguistics....

Ngày tải lên: 20/02/2014, 19:20

... set with increasing amounts of training data. In all cases for the table, we are evaluating on the same thirty document test set which is included in our training set, since our system in unsupervised. ... assignment” in that reference). 4 Inference Details Up until now, we’ve discussed Gibbs sampling, but we are not interested in sampling from the poste- rior P (Z|X), but in finding its mode. Instead ... observing the within-document gains from sharing shown in section 3, we can manually inspect the most frequently occurring entities in our corpora. Table 3 shows some of the most frequently occurring...

Ngày tải lên: 08/03/2014, 02:21

... parsing procedure. Complex noun sequences. Semantic patterns in complex noun phrases fall into two types: part names and other noun phrases. Names for pieces of equipment often con- tain ... bracket complex noun phrases. This is the subject of the next section. HI SEMANTIC PATTERNS IN COMPLEX NOUN SEQUENCES Noun phrases in the equipment failure messages typ- ically include numerous ... tences in the medical domain were analyzed and 123 in the Navy domain. The statistics are presented in Tables 1 and 2. In particular, there were significantly more noun modifiers of nouns...

Ngày tải lên: 08/03/2014, 18:20

... compatible with the information principle. Moreover, they think the use of pronoun-headed noun phrases and noun- headed phrases are different in the type of text. They think in conversation pronouns tend ... New information is generally introduced later in the clause , using noun- headed phrases( usually indefinite in form). Due to my view, the frequency of noun- headed phrases should be higher in object ... noun phrase. A noun in the genitive may function as determiner in the noun phrase. Since noun phrase has different functions they are abundant in any text. If we take away the noun phrases from...

Ngày tải lên: 10/03/2014, 05:20

... Meaningful Subcompounds Figure 1: General Processing for Phrase Generation After preprocessing, the system works in two stages parsing and generation. In the parsing stage, each simplex noun ... and efficient noun- phrase analy- sis techniques to enhance phrase- based IR. In par- ticular, we explored an extension of the ~phrase- based indexing in the CLARIT TM system ° using a hybrid ... meaning- ful (continuous or discontinuous) subcompounds from complex noun phrases exploiting both corpus- statistics and linguistic heuristics. Using such sub- compounds rather than whole noun...

Ngày tải lên: 17/03/2014, 09:20

Ngày tải lên: 20/03/2014, 22:20

Ngày tải lên: 23/03/2014, 17:20

Ngày tải lên: 23/03/2014, 18:20

Ngày tải lên: 30/03/2014, 21:20

Ngày tải lên: 31/03/2014, 01:20

Ngày tải lên: 31/03/2014, 06:20

Ngày tải lên: 31/03/2014, 20:20

Ngày tải lên: 12/12/2013, 20:22

... that of linguistic head nouns and modi- fiers for noun phrases. In many cases, the IHs of noun phrase queries are exactly the head nouns in the linguistic sense. Exceptions mostly occur in queries ... evolve, it is in- creasingly believed that search will be shifting away from “ten blue links” toward understanding intent and serving objects. This trend has been largely driven by an increasing amount ... accurate in identifying head nouns. In identifying IHs in noun phrase queries, how- ever, direct syntactic analysis is unlikely to be as effective. This is because syntactic structures are in general...

Ngày tải lên: 20/02/2014, 04:20

... set of coreference clusters (chains). 2 5. Scoring. Finally, during testing Reconcile runs scoring algorithms that compare the chains produced by the system to the gold- standard chains in the ... clustering with support vector machines. In Proceedings of the Twenty- second International Conference on Machine Learning (ICML 2005). A. Haghighi and D. Klein. 2007. Unsupervised Coreference Resolution ... Information into Information Extraction Sys- tems by Gibbs Sampling. In Proceedings of the 21st In- ternational Conference on Computational Linguistics and 44th Annual Meeting of the ACL. T. Finley...

Ngày tải lên: 20/02/2014, 04:20

... was, once again, to measure the relative informativeness of the nouns in NN com- pounds. Smaller synset counts indicate more spe- cific meaning of the noun, and thus perhaps more information content. ... analyzed in Bell and Plag (2010) as potential predictors of prominence assignment in compound nouns. Like us, they too found such features to be predictive of prominence assignment and that combining ... variability in prominence assignment. Our results also highlight the difference between being able to use lexical information in prominence prediction of NN compounds, or not. Using lexical features,...

Ngày tải lên: 20/02/2014, 05:20