combining multiple knowledge sources

... how to choose the best perform- ing ensemble of knowledge sources so as to facili- tate automatic selection of knowledge sources to be included. Acknowledgement This work was supported by the EU ... 1016–1023, Prague, Czech Republic, June 2007. c 2007 Association for Computational Linguistics Combining Multiple Knowledge Sources for Dialogue Segmentation in Multimedia Archives Pei-Yun Hsueh School of ... the benefits of includ- ing additional knowledge sources for recognizing segment boundaries. The next question to be ad- dressed is what features in these sources are most useful for recognition....

Ngày tải lên: 23/03/2014, 18:20

... Susan W. McRoy 1992. Using multiple knowledge sources for word sense discrimination. Computa- tional Linguistics, 18(1):1-30. 46 Integrating Multiple Knowledge Sources to Disambiguate Word ... pointed out that a diverse set of knowledge sources are important to achieve WSD, but no quantitative evaluation was given on the relative importance of each knowledge source. No previous work ... work on WSD, such as (Kelly and Stone, 1975; Hirst, 1987) used hand-coding of knowledge to per- form WSD. The knowledge acquisition process is la- borious. In contrast, LEXAS learns from tagged...

Ngày tải lên: 23/03/2014, 20:21

Ngày tải lên: 31/03/2014, 06:20

Ngày tải lên: 01/04/2014, 00:20

... (that), en 2 = (is, not), en 3 = (and), en 4 = (.)} and 155 Improved Lexical Alignment by Combining Multiple Reified Alignments Dan Tufiú Institute for Artificial Intelligence 13, “13 Septembrie”, ... implemented in our second word aligner, called MEBA, described in section 4. It is a multiple parameter and multiple step algo- rithm using relevance thresholds specific to each parameter, but ... Joel Martin, Rada Mihalcea, Ted Pedersen. 2005. Word Alignment for Languages with Scarce Re- sources. In Proceeding of the ACL2005 Workshop on “Building and Using Parallel Corpora: Data- driven...

Ngày tải lên: 08/03/2014, 21:20

... of T , t j is the j-th word of T. 4 Exploiting Multiple Resources This section describes the extraction of phrasal paraphrases using various resources. Similar to Pharaoh (Koehn, 2004), our decoder 3 uses ... 1021–1029, Columbus, Ohio, USA, June 2008. c 2008 Association for Computational Linguistics Combining Multiple Resources to Improve SMT-based Paraphrasing Model ∗ Shiqi Zhao 1 , Cheng Niu 2 , Ming Zhou 2 , ... para- phrase generation. In this paper, we exploit multiple resources to improve the SMT-based paraphrase generation. In detail, six kinds of resources are utilized, includ- ing: (1) an automatically...

Ngày tải lên: 17/03/2014, 02:20

... linguistic knowl- edge sources mentioned above, achieves a 10-fold cross-validation accuracy of 90.5% and 86.1% on Pang et al.’s dataset and ours, respectively. To our knowledge, our result on ... July 2006. c 2006 Association for Computational Linguistics Examining the Role of Linguistic Knowledge Sources in the Automatic Identification and Classification of Reviews Vincent Ng and Sajib ... using only unigrams as features. We then examine the role of four types of sim- ple linguistic knowledge sources in a po- larity classification system. 1 Introduction Sentiment analysis involves the...

Ngày tải lên: 17/03/2014, 04:20

... com- bination of knowledge sources. The voting system provided 59% correct disambiguation, at identify- ing the first of the possible senses, which is little more than each knowledge source ... tagging in action: Combining different tests with additive weights. In Proceedings of the SIGLEX Workshop 1401 Word Sense Disambiguation using Optimised Combinations of Knowledge Sources Yorick ... which performs word sense disambiguation on all content words in free text by combining different knowledge sources: semantic preferences, dictionary definitions and sub- ject/domain codes...

Ngày tải lên: 17/03/2014, 07:20

... grammar. By providing separate representation schemes for linguistic knowledge, general world knowledge, and application domain knowledge, DATALOG achieves a high degree of portability and extendability. ... Figure 3. Interpretation of "the tallest female employee". 58 Interaction of Knowledge Sources in a Portable Natural Language Interface Carole D. Hafner Computer Science Department ... grammar" [9]. Domain knowledge is rep- resented in a semantic network, which encodes the conceptual structure of the user's database. These two levels of knowledge representation...

Ngày tải lên: 17/03/2014, 19:21

... Retrieval (SIGIR'93) , 69-78. D. R. Radev and K. McKeown. 1998. “Generating Natural Language Summaries from Multiple On- Line Sources . Computational Linguistics 24(3): 469-500. H. Saggion and G. Lapalme. 2000. ... an incident. In addition, we also extract sentential Producing Biographical Summaries: Combining Linguistic Knowledge with Corpus Statistics 1 Barry Schiffman Columbia University 1214 Amsterdam ... reports in a collection. We use corpus statistics from a background corpus along with linguistic knowledge to select and merge descriptions from a document collection, removing redundant descriptions....

Ngày tải lên: 23/03/2014, 19:20

Ngày tải lên: 31/03/2014, 04:20

Ngày tải lên: 21/06/2014, 08:20

Ngày tải lên: 22/06/2014, 06:20

Ngày tải lên: 22/06/2014, 19:20

Ngày tải lên: 22/06/2014, 23:20

... [ Team LiB ] Recipe 3.6 Combining Data in Tables from Heterogeneous Data Sources Problem You want to create a report that is based on data from ... joined to the Order information. The C# code is shown in Example 3-6 . Example 3-6. File: CombiningDataFromMultipleDatabasesForm.cs // Namespaces, variables, and constants using System; using...

Ngày tải lên: 14/12/2013, 18:16

... the remainder of the experi- ments described in the paper. 5.3 Combining Multiple Sources Figure 2 shows the effect of combining multiple source domains to build a sentiment classifier for the ... classifier using a sin- gle source domain, we leverage data from multiple source domains to learn a robust classifier that gen- eralizes across multiple domains. Our contributions can be summarized as ... domain giv- ing (400 + 400) × 2 = 1600. This enables us to perform a fair evaluation when combining multiple source domains. The evaluation metric is classifica- tion accuracy on a target domain,...

Ngày tải lên: 20/02/2014, 04:20

... pages 882–889, Sydney, July 2006. c 2006 Association for Computational Linguistics Combining Statistical and Knowledge- based Spoken Language Understanding in Conditional Models Ye-Yi Wang, Alex ... introduced (Wang, Deng et al., 2005). It integrates a knowledge- based approach into a statistical learning framework, utilizing prior knowledge to compensate for the dearth of training data. ... large research labs. A generative HMM/CFG composite model, which integrates easy-to- obtain domain knowledge into a data-driven statistical learning framework, has previously been introduced to...

Ngày tải lên: 08/03/2014, 02:21

... Sweden, 11-16 July 2010. c 2010 Association for Computational Linguistics Combining Orthogonal Monolingual and Multilingual Sources of Evidence for All Words WSD Weiwei Guo Computer Science Department Columbia ... some computational lexical resource. Our work hinges upon combining two high qual- ity WSD systems that rely on essentially differ- ent sources of evidence. The two WSD systems are a monolingual ... approach is unsupervised, namely it does not rely on training data from the onset. We show that by combining both sources of evidence, our approach yields the highest performance for an unsupervised system to...

Ngày tải lên: 17/03/2014, 00:20

... information sources, merg- ing information from many sources to improve the quality of the annotation database, and combining database queries with direct access to multimedia fragments. Acknowledgements MUMS ... mul- timedia and multi-lingual information sources in Dutch, English, and German, merging informa- tion from many sources to improve indexing qual- ity, and combining database queries with direct ... Event-coreference across Multiple, Multi-lingual Sources in the Mumis Project Horacio Saggion* and Jan Kuper** Hamish Cunningham* and...

Ngày tải lên: 24/03/2014, 03:20