a widecoverage word sense disambiguation system
Tài liệu Báo cáo khoa học: "A Kernel PCA Method for Superior Word Sense Disambiguation" ppt
Ngày tải lên :
20/02/2014, 16:20
... each word, training and test instances tagged
with WordNet senses are provided. There are an av-
erage of 7.8 senses per target word type. On average
109 training instances per target word are ... Springer-Verlag, New York,
1995.
David Yarowsky and Radu Florian. Evaluat-
ing sense disambiguation across diverse param-
eter spaces. Natural Language Engineering,
8(4):293–310, 2002.
David Yarowsky, ... are available.
Note that we used the set of sense classes from Sen-
seval’s ”fine-grained” rather than ”coarse-grained”
classification task.
The KPCA-based model achieves the highest ac-
curacy, as...
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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
... 2005.
c
2005 Association for Computational Linguistics
SenseRelate::TargetWord – A Generalized Framework
for Word Sense Disambiguation
Siddharth Patwardhan
School of Computing
University of Utah
Salt Lake ... 55812
tpederse@d.umn.edu
Abstract
We have previously introduced a method
of word sense disambiguation that com-
putes the intended sense of a target word,
using WordNet-based measures of seman-
tic relatedness (Patwardhan ... sub-tasks, each of which is represented by
a separate module. Each of the sequential sub-tasks
or stages accepts data from a previous stage, per-
forms a transformation on the data, and then passes
on...
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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 ... verb and
noun appear.
First, Algorithm 1 was applied and search
the Internet using AltaVista, for all possi-
ble pairs V-N that may be created using re-
vise
and the words from the similarity ... 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,...
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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
... 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 language ... similar. As
all systems, viz. the two SemEval systems as well
as the three flavors of the ParaSense system, were
trained on the same Europarl data, the scores illus-
trate the potential advantages ... results com-
pared to the best systems that were evaluated
on the SemEval-2010 Cross-Lingual Word
Sense Disambiguation task for all five target
languages.
1 Introduction
Word Sense Disambiguation (WSD)...
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Tài liệu Báo cáo khoa học: "An Equivalent Pseudoword Solution to Chinese Word Sense Disambiguation" ppt
Ngày tải lên :
20/02/2014, 12:20
... Computational Linguistics (ACL-2002), pages
343-351.
Rada Mihalcea and Dan Moldovan. 2000. An Iterative
Approach to Word Sense Disambiguation. In Proc.
of Florida Artificial Intelligence Research ... of the Association for Computational Lin-
guistics (ACL-1992), pages 249-256.
Tanja Gaustad. 2001. Statistical Corpus-Based Word
Sense Disambiguation: Pseudowords vs. Real Am-
biguous Words. ... Church, and David Yarowsky.
1992b. Work on Statistical Methods for Word
Sense Disambiguation. In
Proc. of AAAI Fall Sym-
posium on Probabilistic Approaches to Natural
Language
, pages 54-60....
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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
... supervised word sense disam-
biguation system that attempts to disam-
biguate all content words in a text using
WordNet senses. We evaluate the accu-
racy of SENSELEARNER on several stan-
dard sense- annotated ... predicted word is different than the tar-
get word, no annotation is produced, and the word is
left for annotation in a later stage.
5 Evaluation
The SENSELEARNER system was evaluated on the
SENSEVAL-2 ... minimally supervised word- sense dis-
ambiguation that attempts to disambiguate all content
words in a text using WordNet senses. The results ob-
tained on both SENSEVAL-2 and SENSEVAL-3 data
sets...
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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
... sampling with incomplete infor-
mation. 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 ... 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 ... Linguistics and 44th Annual Meeting of the ACL, pages 89–96,
Sydney, July 2006.
c
2006 Association for Computational Linguistics
Estimating Class Priors in Domain Adaptation
for Word Sense Disambiguation
Yee...
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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
... vertical interaction between the con-
cepts that is much paradigmatic.
Although WordNet can capture the fine-
grained paradigmatic relations of words, another
typical word relationship, syntagmatic ... Semantic Re-
latedness to Perform Word Sense Disambiguation.
Sinopalnikova, A. (2004). Word Association Thesau-
rus as a Resource for Building Wordnet. In GWC
2004.
Sussna, M. (1993). Word Sense ...
Sinopalnikova (2004) also reported that there
are multiple relationships found in word associa-
tion thesaurus, such as syntagmatic, paradigmatic
relations, domain information etc.
In this paper...
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Báo cáo khoa học: "Word Sense Disambiguation Improves Statistical Machine Translation" docx
Ngày tải lên :
08/03/2014, 02:21
... some
sense of w in the training data.
To measure the accuracy of our WSD classifier,
we evaluate it on the test data of SENSEVAL-3 Chi-
nese lexical-sample task. We obtain accuracy that
compares favorably ... introduced a hierarchical phrase-based sta-
tistical MT system, Hiero, which achieves signifi-
cantly better translation performance than Pharaoh
(Koehn, 200 4a) , which is a state-of-the-art phrase-
based ... translation. Later, it is determined 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...
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Báo cáo khoa học: "Learning Expressive Models for Word Sense Disambiguation" pot
Ngày tải lên :
08/03/2014, 02:21
... user manuals, newspa-
pers and European Parliament proceedings. This
corpus was automatically annotated with the trans-
lation of the verb using a tagging system based on
parallel corpus, statistical ... 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 ... WSJ adaptation examples are selected one at
a time and added to the training set. The adaptation
process continues until all the adaptation examples
are added. Classification accuracies averaged...
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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
... SALAAM-tagged corpora are rendered in a
format similar to that of the manually annotated
training data. The automatic sense tagging for
MT and SV2LS TR training data is based on us-
ing SALAAM ... test data and the manually annotated training
data, per test item, ranges between .
3
3.2 SALAAM
SALAAM exploits parallel corpora for sense annota-
tion. The key intuition behind SALAAM is that ... that her
bootstrapping approach is partially supervised since
size of a manually tagged training data for a clas-
sical supervised WSD system. Hence, SALAAM-
tagged training data offers a viable...
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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 ... Pattern
learning and active feature selection for word sense
disambiguation. In Proceedings of the Second Inter-
national Workshop on Evaluating Word Sense Dis-
ambiguation Systems (SENSEVAL-2), ... disambiguation
accuracy when it is trained on a sense- tagged”
corpus obtained via parallel text alignment, com-
pared with training on a manually sense- tagged
corpus?
Much research remains to...
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Báo cáo khoa học: "Word Sense Disambiguation Using Pairwise Alignment" potx
Ngày tải lên :
08/03/2014, 04:22
... Informatics
University of Hamamatsu
1230 Miyakoda-cho, Hamamatsu, Shizuoka, Japan
yamasita@hamamatsu-u.ac.jp
Yukihiro Itoh
Abstract
In this paper, we proposed a new super-
vised word sense disambiguation ... General Word
Sense Disambiguation Method Based on a Full Sen-
tential Context. In Journal of Natural Language Pro-
cessing, 5(2):47-74.
2 Our Method
Our method has the features on an association and ... target word is
used in the same sense. We have some ideas about a
method to obtain prototypes automatically.
3 Pairwise Alignment
We attempt to apply the method of pairwise align-
ment to measuring...
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Báo cáo khoa học: "WORD-SENSE DISAMBIGUATION METHODS USING STATISTICAL" pot
Ngày tải lên :
08/03/2014, 07:20
... the resultant translations as acceptable as
compared with 37 acceptable translations pro-
duced by the same system running without
sense- disambiguation questions.
FUTURE WORK
Although our ... translation of that instance in another lan-
guage. When we incorporated this method of as-
signing senses into our statistical machine transla-
tion system, the error rate of the system decreased ... analysis, transfer, and
synthesis by incorporating into the analysis
phase a sense- disambiguation component that
assigns sense labels to French words. If
pren-
dre
is labeled with one sense in...
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