a method for word sense

Báo cáo khoa học: "A Method for Word Sense Disambiguation of Unrestricted Text" potx

Ngày tải lên : 08/03/2014, 06:20

... Computational Linguistics. J. Stetina, S. Kurohashi, and M. Nagao. 1998. General word sense disambiguation method based on a full sentential context. In Us- age of WordNet in Natural Language ... Mihalcea and D.I. Moldovan. 1999. An au- tomatic method for generating sense tagged corpora. In Proceedings of AAAI-99, Or- lando, FL, July. (to appear). G. Miller, M. Chodorow, S. Landes, ... verb and noun appear. First, Algorithm 1 was applied and search the Internet using AltaVista, for all possible pairs V-N that may be created using re- vise and the words from the similarity...

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Báo cáo khoa học: "SenseRelate::TargetWord – A Generalized Framework for Word Sense Disambiguation" doc

Ngày tải lên : 08/03/2014, 04:22

... lexical sample format, which is an XML–based format that has been used for both the S ENSEVAL-2 and SENSEVAL-3 exercises. A ﬁle in this format includes a number of instances, each one made up ... Poster and Demonstration Sessions, pages 73–76, Ann Arbor, June 2005. c 2005 Association for Computational Linguistics SenseRelate::TargetWord – A Generalized Framework for Word Sense Disambiguation Siddharth ... disambiguation that com- putes the intended sense of a target word, using WordNet-based measures of seman- tic relatedness (Patwardhan et al., 2003). SenseRelate::TargetWord is a Perl pack- age that implements...

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Báo cáo khoa học: "It Makes Sense: A Wide-Coverage Word Sense Disambiguation System for Free Text" docx

Ngày tải lên : 23/03/2014, 16:20

... ambigu- ous word in a given context. As a fundamental task in natural language processing (NLP), WSD can beneﬁt applications such as machine translation (Chan et al., 200 7a; Carpuat and Wu, 2007) and ... systems are publicly available – the only other publicly available WSD system that we are aware of is SenseLearner (Mihalcea and Csomai, 2005). Therefore, for applications which employ WSD as a component, ... 200 megabytes. 3 Evaluation In our experiments, we evaluate our IMS system on SensEval and SemEval tasks, the benchmark data sets for WSD. The evaluation on both lexical- sample and all-words tasks...

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Báo cáo khoa học: "A Combination of Active Learning and Semi-supervised Learning Starting with Positive and Unlabeled Examples for Word Sense Disambiguation: An Empirical Study on Japanese Web Search Query" pdf

Ngày tải lên : 23/03/2014, 17:20

... Electric Corporation 5-1-1 Ofuna, Kamakura, Kanagawa, Japan {Imamura.Makoto@bx,Takayama.Yasu hiro@ea}.MitsubishiElectric.co.jp Nobuhiro Kaji, Masashi Toyoda and Masaru Kitsuregawa Institute ... with Positive and Unlabeled Examples for Word Sense Disambiguation: An Empirical Study on Japanese Web Search Query Makoto Imamura and Yasuhiro Takayama Information Technology R&D Center, ... train WSD systems we need a large amount of positive and negative examples. In the real Web mining application, how to acquire training data for a various target of analysis has become a major...

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Tài liệu The Cost of a Military Person-Year - A Method for Computing Savings from Force Reductions pptx

Ngày tải lên : 17/02/2014, 23:20

... of a military person-year is equal to a metric called regular military compensation (RMC). RMC includes average basic pay for each military grade, basic allowance for housing, basic allowance ... on data for the last 50 years would be only a starting point. e nature of modern warfare and modern casualty treatment options have changed the ratio and cost of deaths and disabilities drastically. ... two boards of actuaries after analysis of past data trends and comparisons to similar assump- tions in other relevant federal programs and private plans. In cases where the current rate is...

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Tài liệu Báo cáo khoa học: "A Method for Measuring Machine Translation Conﬁdence" docx

Ngày tải lên : 20/02/2014, 04:20

... that this process also refers to the inability of the multinational naval forces wydyf an hdhh alamlyt ayda tshyr aly adm qdrt almtaddt aljnsyt alqwat albhryt (a) Source phrase Source POS and ... high-level linguistic structures are likely to transfer across certain language pairs. For example, prepositional phrases (PP) in Arabic and English are similar in a sense that PPs generally appear at the end of ... hdhh alamlyt ayda tshyr aly adm qdrt almtaddt aljnsyt alqwat albhryt He adds that this process also refers to the inability of the multinational naval forces MT output Source POS Source Target...

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Tài liệu Báo cáo khoa học: "ParaSense or How to Use Parallel Corpora for Word Sense Disambiguation" pdf

Ngày tải lên : 20/02/2014, 05:20

... their aligned translations (and probabil- 319 algorithm parameters in machine learning of language. Machine Learning, pages 84–95. I. Dagan and A. Itai. 1994. Word sense disambiguation using a second ... state-of-the-art systems for all languages, ex- cept for Spanish where the results are very similar. As all steps are run automatically, this multilingual approach could be an answer for the acquisition ... bot- tleneck, as long as there are parallel corpora available for the targeted languages. Although large multilingual corpora are still rather scarce, we strongly believe there will be more parallel...

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Tài liệu Báo cáo khoa học: "A Method for Correcting Errors in Speech Recognition Using the Statistical Features of Character Co-occurrence" pptx

Ngày tải lên : 20/02/2014, 18:20

... grammatical and n-gram based statistical language constraints, and uses a robust parsing technique to apply the grammatical constraints described by context-free grammar (Tsukada et aL, 97). ... the Error-Pattem-Database and String-Database can be mechanically prepared, which reduces the effort required to prepare the databases and makes it possible to apply this method to a new recognition ... correcting accuracy by changing algorithms and will also try to improve translation performance by combining our method with Wakita's method. References T. Araki et al., 93. A Method for Detecting...

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Báo cáo khoa học: "Estimating Class Priors in Domain Adaptation for Word Sense Disambiguation" pdf

Ngày tải lên : 08/03/2014, 02:21

... the two SENSEVAL tasks. This gave a set of 6 nouns for SENSEVAL-2 and 9 nouns for SENSEVAL- 3. For each noun, we gathered a maximum of 500 parallel text examples as training data, similar to what ... sampling with incomplete information. Annals of Mathematical Statistics, 26(4). Yee Seng Chan and Hwee Tou Ng. 200 5a. Scaling up word sense disambiguation via parallel texts. In Proc. of AAAI05. Yee ... on data which was automatically gathered from the Internet. The authors reported a 14% improvement in accuracy if they have an accurate estimate of the sense priors in the evaluation data and...

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Báo cáo khoa học: "Learning Expressive Models for Word Sense Disambiguation" pot

Ngày tải lên : 08/03/2014, 02:21

... be available for many examples. The problem of data sparse- ness increases as more knowledge is exploited and this can cause problems for the machine learning algorithms. A final disadvantage ... 1st_prep_right, back). Rule_2. sense (A, chegar) :- has_rel (A, subj, B), has_bigram (A, today, B), has_bag_trans (A, hoje). Rule_3. sense (A, chegar) :- satisfy_restriction (A, [animal, human], [concrete]); ... In- troduction to Machine Translation. Academic Press, Great Britain. Abolfazl K. Lamjiri, Osama El Demerdash, Leila Kos- seim. 2004. Simple features for statistical Word Sense Disambiguation. Proceedings...

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Báo cáo khoa học: "Domain Adaptation with Active Learning for Word Sense Disambiguation" pdf

Ngày tải lên : 08/03/2014, 02:21

... and accuracy improvement is less than 1% after all the available WSJ adaptation examples are added as additional training data. To obtain a clearer picture of the adaptation process, we discard ... in BC and WSJ, average MFS accuracy, average number of BC training, and WSJ adaptation examples per noun. data, and the rest of the WSJ examples are desig- nated as in-domain adaptation data. The ... pos- teriori (MAP) estimation, and successfully used it for probabilistic context-free grammar domain adaptation (Roark and Bacchiani, 2003) and language model adaptation (Bacchiani and Roark, 2003). Count-merging...

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Báo cáo khoa học: "Exploiting Parallel Texts for Word Sense Disambiguation: An Empirical Study" potx

Ngày tải lên : 08/03/2014, 04:22

... training data so that we can do a fair comparison between the accuracy of the parallel text alignment approach versus the manual sense- tagging approach. After training a WSD classifier for w ... However, large-scale, good-quality parallel corpora have recently become available. For example, six English-Chinese parallel corpora are GIZA++. For two of the corpora, Hong Kong Han- sards and ... corpora. To ensure a fairer comparison, for each of the 10-trial manually sense- tagged training data that gave rise to the accuracy figure M2 of a noun w, we extracted a new subset of 10-trial...

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Báo cáo khoa học: "A Method for Relating Multiple Newspaper Articles by Using Graphs, and Its Application to Webcasting" pptx

Ngày tải lên : 08/03/2014, 06:20

... Shimo-tsuruma, Yamato-shi, Kanagawa-ken 242 Japan { uramoto, takeda } @trl. ibm. co.j p Abstract This paper describes methods for relating (thread- ing) multiple newspaper articles, and for visualizing ... quantity of information available today makes it difficult to search for and understand the information that we want. If there are many related documents about a topic, it is important to capture ... newspaper articles automatically, and its application for a Webcasting application. A set of article on a par- I htt p://www.pointcast.com ticular topic is ordered chronologically, and the...

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**Báo cáo khoa học: "An Exact A* Method for Deciphering Letter-Substitution Ciphers" doc**

Ngày tải lên : 17/03/2014, 00:20

... re- trieval and data mining, in which case it is important to be able to read through them automatically, without resorting to a human annotator. The holy grail in this area would be an application ... gray are unreachable. The cell at (d) is ﬁlled using the trigram probabilities and the probability of the path at starting at (a) . In all of the data considered, the frequency of spaces was far ... 48th Annual Meeting of the Association for Computational Linguistics, pages 1040–1047, Uppsala, Sweden, 11-16 July 2010. c 2010 Association for Computational Linguistics An Exact A* Method for...

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Báo cáo khoa học: "Topic Models for Word Sense Disambiguation and Token-based Idiom Detection" pdf

Ngày tải lên : 23/03/2014, 16:20

... were discarded. tions caused by tagging or lemmatization errors, we manually corrected any bad tags and lemmas for the target instances. 4 Sense Paraphrases For word sense disambiguation tasks, ... Boyd-Graber et al. (2007) enhance the basic LDA algorithm by incorporating WordNet senses as an additional la- tent variable. Instead of generating words directly from a topic, each topic is associated ... in sense paraphrases increases performance. Longer paraphrases con- tain more information, and they are statistically more stable for inference. We ﬁnd that nouns get the greatest performance...