chinese word sense disambiguation based on context expansion
Tài liệu Báo cáo khoa học: "An Equivalent Pseudoword Solution to Chinese Word Sense Disambiguation" ppt
Ngày tải lên :
20/02/2014, 12:20
... Discrimination with Parallel Corpora. In
Workshop on Word Sense Disambiguation: Recent
Successes and Future Directions
, pages 54-60.
Cong Li and Hang Li. 2002. Word Translation Dis-
ambiguation Using ... simulta-
neously, only one of which has an available
sense inventory. The results showed that word-
level translation correspondences are a valuable
source of information for sense disambiguation.
The ...
to EP -based WSD methods. This section focuses
on the application of the EP concept to WSD,
and chooses Bayesian method for the classifier
construction.
4.1 A Sense Classifier Based on the...
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Báo cáo khoa học: "Word Sense Disambiguation using lexical cohesion in the context" ppt
Ngày tải lên :
08/03/2014, 02:21
... Sem-
Cor).
7 Conclusion and discussion
7.1 Local context and topic context
On the analysis of standard deviation of preci-
sion on different stage in Figure 1 and 2 we can
conclude that the ...
the complexity of contextual happenings of
words.
Since the word association norm captures both
syntagmatic and pragmatic relations in words,
we transform the context words of the target ... summarization and
cohesion analysis. In contrast with previous
methods we only record the lexical hub of each
sense of the target, and we don’t keep track of
other context words. In other words,...
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Tài liệu Báo cáo khoa học: "Cross-lingual Parse Disambiguation based on Semantic Correspondence" pptx
Ngày tải lên :
19/02/2014, 19:20
... Computational Linguistics, pages 125–129,
Jeju, Republic of Korea, 8-14 July 2012.
c
2012 Association for Computational Linguistics
Cross-lingual Parse Disambiguation based on Semantic Correspondence
Lea ... optimize the parameters such as disam-
biguation precision vs. amount of disambiguation.
As no language-specific assumptions are hard
coded in our disambiguation system, it would be
very interesting ... versa,
which allows for disambiguation of phenomena
which are ambiguous in only one of the languages.
We use the above observations for cross-lingual
parse disambiguation. We experimented with...
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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
... creation can be run automatically.
4 Conclusion
We presented preliminary results for a multilingual
classification -based approach to Word Sense Dis-
ambiguation. In addition to the commonly used
monolingual ... Optimization for Machine-
Learning of Word Sense Disambiguation. Natural
Language Engineering, Special Issue on Word Sense
Disambiguation Systems, 8:311–325.
N. Ide, T. Erjavec, and D. Tufis¸. 2002. Sense ... classification-
based approach to Word Sense Disambigua-
tion. Instead of using a predefined monolin-
gual sense- inventory such as WordNet, we use
a language-independent framework where the
word senses...
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Tài liệu Báo cáo khoa học: "SenseLearner: Word Sense Disambiguation for All Words in Unrestricted Text" doc
Ngày tải lên :
20/02/2014, 15:20
... Interactive Poster and Demonstration Sessions,
pages 53–56, Ann Arbor, June 2005.
c
2005 Association for Computational Linguistics
SenseLearner: Word Sense Disambiguation
for All Words in Unrestricted ... sense disambiguation consists of
assigning the most appropriate meaning to a polyse-
mous word within a given context. Applications such
as machine translation, knowledge acquisition, com-
mon sense ... Precision and recall for the SENSELEARNER
semantic models, measured on the SENSEVAL-2 and
SENSEVAL-3 English all words data. Results for com-
binations of contextual (model*1/2) and collocational
(model*Coll)...
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Tài liệu Báo cáo khoa học: "A Kernel PCA Method for Superior Word Sense Disambiguation" ppt
Ngày tải lên :
20/02/2014, 16:20
... issue on SEN-
SEVAL.
Hoa Trang Dang and Martha Palmer. Combining
contextual features for word sense disambigua-
tion. In Proceedings of the SIGLEX/SENSEVAL
Workshop on Word Sense Disambiguation: ... Spe-
cial issue on SENSEVAL.
Adam Kilgarriff. English lexical sample task de-
scription. In Proceedings of Senseval-2, Sec-
ond International Workshop on Evaluating Word
Sense Disambiguation Systems, ... Wicentowski. The
Johns Hopkins SENSEVAL2 system descrip-
tions. In Proceedings of Senseval-2, Sec-
ond International Workshop on Evaluating Word
Sense Disambiguation Systems, pages 163–166,
Toulouse,...
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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
... identifying the correct meaning, or sense
of a word in context, is known as word sense
disambiguation (WSD). Among the various ap-
proaches to WSD, corpus -based supervised ma-
chine learning ... @comp.nus.edu.sg
Abstract
Instances of a word drawn from different
domains may have different sense priors
(the proportions of the different senses of
a word) . This in turn affects the accuracy
of word sense disambiguation (WSD) ... and Hwee Tou Ng. 2005b. Word
sense disambiguation with distribution estimation.
In Proc. of IJCAI05.
Pedro Domingos and Michael Pazzani. 1996. Beyond
independence: Conditions for the optimality...
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Báo cáo khoa học: "Word Sense Disambiguation Improves Statistical Machine Translation" docx
Ngày tải lên :
08/03/2014, 02:21
... Introduction
Many words have multiple meanings, depending on
the context in which they are used. Word sense dis-
ambiguation (WSD) is the task of determining the
correct meaning or sense of a word in context. ... hierarchical phrase -based
model for statistical machine translation, based on
weighted synchronous context- free grammar (CFG)
(Lewis and Stearns, 1968). A synchronous CFG
consists of rewrite rules ... that
the most number of words any candidate translation
has is two words. Since among all the 2 -word candi-
date translations, the translation “every month” has
the highest translation probability as...
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Báo cáo khoa học: "Learning Expressive Models for Word Sense Disambiguation" pot
Ngày tải lên :
08/03/2014, 02:21
... Johnson. 2004. Mul-
ti-component Word Sense Disambiguation. Proceed-
ings of Senseval-3: 3rd International Workshop on
the Evaluation of Systems for the Semantic Analysis
of Text, Barcelona, ... machine translation system.
References
Eneko Agirre and German Rigau. 1996. Word Sense
Disambiguation using Conceptual Density. Proceed-
ings of the 15th Conference on Computational Lin-
guistics ...
translation, WSD, or translation disambiguation, is
responsible for identifying the correct translation
for an ambiguous source word. There is not always
a direct relation between the possible senses...
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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
... Introduction
In natural language, a word often assumes different
meanings, and the task of determining the correct
meaning, or sense, of a word in different contexts
is known as word sense disambiguation ... super-
vised word sense disambiguation systems. In Proc. of
EMNLP/VLC00.
A. Fujii, K. Inui, T. Tokunaga, and H. Tanaka. 1998.
Selective sampling for example -based word sense dis-
ambiguation. Computational ... Association of Computational Linguistics, pages 49–56,
Prague, Czech Republic, June 2007.
c
2007 Association for Computational Linguistics
Domain Adaptation with Active Learning for Word Sense Disambiguation
Yee...
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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
... Relatedness
Measure
Context
Target Sense
Preprocessing
Format Filter
Sense Inventory
Context Selection
Postprocessing
Pick Sense
Figure 1: A generalized framework for Word Sense Disambiguation.
modules ... stop–words.
However, not all words in the surrounding context
are indicative of the correct sense of the target word.
An intelligent selection of the context words used in
the disambiguation process ... sur-
rounding context should consist of. In the current
implementation, the context selection module uses
an n word window around the target word as con-
text. The window includes the target word, and...
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Báo cáo khoa học: "Relieving The Data Acquisition Bottleneck In Word Sense Disambiguation" ppt
Ngày tải lên :
08/03/2014, 04:22
... Supervised Sense Tagging using Support Vector
Machines. Proceedings of the Second International
Workshop on Evaluating Word Sense Disambiguation
Systems (SENSEVAL-2). Toulouse, France.
Scott Cotton, ... Phil Edmonds, Adam Kilgarriff, and
Martha Palmer, ed. 2001. SENSEVAL-2: Second
International Workshop on Evaluating Word Sense
Disambiguation Systems. ACL SIGLEX, Toulouse,
France.
Mona Diab. ... that SDC is a very good direct indicator of PR.
5.7 Sense Context Confusability
A situation of sense context confusability (SCC)
arises when two senses of a noun are very similar
and are highly...
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