Báo cáo khoa học: "Using Syntax to Disambiguate Explicit Discourse Connectives in Text" pot

... Proceedings of the ACL-IJCNLP 2009 Conference Short Papers, pages 13–16, Suntec, Singapore, 4 August 2009. c 2009 ACL and AFNLP Using Syntax to Disambiguate Explicit Discourse Connectives in Text ∗ Emily ... right sibling, Right Sib- ling Contains a VP and Right Sibling Contains a Trace. 3 Discourse vs. non -discourse usage Of the 100 connectives annotated in the PDTB, o...

Ngày tải lên: 08/03/2014, 01:20

... that relation. In addition to providing a set of com- pounds to use as input for our compound disam- biguation algorithm, one aim in constructing this corpus was to examine the relations that exist in naturally ... word in WordNet is linked to a set of senses, with each sense identifying one particular meaning of that word. For example, the noun ‘skin’ has senses rep- resentin...

Ngày tải lên: 08/03/2014, 02:21

... corresponds to the views of an exten- sion and constrains the number of intensions to one by using the function '!1' introduced in Section 4.1 as shown in the following; which is indistinguishable ... spring-cleaning. Some of these inferences are done using syntactic structure in English, however , that is not possible in Japanese. Such metonymic extensions are e...

Ngày tải lên: 08/03/2014, 06:20

... to the vf field instead: (7) a. Er liess ihn seiner Freundin helfen. b. Ihn liess er seiner Freundin helfen. Comparing the hierarchical structure in Figure 2 with the linear order domain ... constraints on the order domain of the mother con- stituent. In all three schemata, the domain of a non- head daughter is compacted into a single domain ob- ject, which is shuffled togethe...

Ngày tải lên: 20/02/2014, 18:20

... lem in Natural Language Processing. In this paper, we present a method that attempts to disambiguate all the nouns, verbs, adverbs and adjectives in a text, using the senses pro- vided in ... Using query form (a) on AltaVista, we obtained the results shown in Table 1. The table indi- cates the percentages of correct senses (as given by SemCor) ranked by us in top 1, to...

Ngày tải lên: 08/03/2014, 06:20

... best-ranking system in the Senseval- 5 Recently, Princeton University released a richer corpus of disambiguated glosses, namely the “Princeton WordNet Gloss Corpus” (http://wordnet.princeton.edu). However, ... word w  ∈ a(s), our aim is to disambiguate w  according to the sense inven- tory of D, i.e. to assign it the right sense chosen from its set of senses Senses(w  ). To thi...

Ngày tải lên: 22/02/2014, 02:20

... as domain independent pivots and enable us to transfer the information regarding sentiment from one domain to another. Using the extended vectors d  to represent re- views, we train a binary ... cross-domain sentiment classification. In our method, we use the automatically created thesaurus to expand feature vectors in a binary clas- sifier at train and test times by introducing re...

Ngày tải lên: 20/02/2014, 04:20

... extraction (including training and testing processes) In the training process, for every entity type in the ACE training corpus, a clustering technique (CLUTO toolkit) 3 is used to divide it into ... By using simulated annealing in place of Viterbi de- coding in sequence models such as HMMs, CMMs, and CRFs, it is possible to incorporate non-local structure while preserving t...

Ngày tải lên: 20/02/2014, 04:20

... grammar, in which the subtrees are specified in advance, in an adaptor grammar the subtrees, as well as their probabilities, are learnt from the train- ing data. In order to make parsing and inference tractable ... properties of the adaptor grammar inference procedure is that it gives us a way of learning these interacting linguistic structures simultaneously. Adaptor grammars are al...

Ngày tải lên: 20/02/2014, 09:20

... Dialogs to Learn User Models in a Spoken Dialog System Umar Syed Department of Computer Science Princeton University Princeton, NJ 08540, USA usyed@cs.princeton.edu Jason D. Williams Shannon Laboratory AT&T ... A t and ˜ A t are all assumed to belong to finite sets, and so all the conditional distributions in our model are multinomials. Hence θ is a vec- tor that parameterizes th...

Ngày tải lên: 20/02/2014, 09:20