improving statistical machine translation using word sense disambiguation
Tài liệu Báo cáo khoa học: "Improving Statistical Machine Translation with Monolingual Collocation" pdf
Ngày tải lên :
20/02/2014, 04:20
... probability of
one -word cept.
3.2 Improving bi-directional bilingual word
alignments
In word alignment models implemented in GI-
ZA++, only one-to-one and many-to-one word
alignment links ... of words in the same cept. A cept is the
set of source words that are connected to the
same target word (Brown et al., 1993). An
alignment between a source multi -word cept and
a target word ... on the k
th
corpus.
3 Improving Statistical Bilingual Word
Alignment
We use the collocation information to improve
both one-directional and bi-directional bilingual
word alignments. The alignment...
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Tài liệu Báo cáo khoa học: "Refined Lexicon Models for Statistical Machine Translation using a Maximum Entropy Approach" pptx
Ngày tải lên :
20/02/2014, 18:20
... the source word of the aligned
word pair or the word class of the
source word ( ).
label-2: is one word of the aligned word pair
or the word class to which these words
belong ( ).
Using this ... Introduction
Typically, the lexicon models used in statistical
machine translation systems are only single -word
based, thatis one word in the source language cor-
responds to only one word in the target language.
Those ... maximum entropy approach is outlined in
Section 3.
2 Statistical Machine Translation
The goal of the translation process in statisti-
cal machine translation can be formulated as fol-
lows: A source...
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Báo cáo khoa học: "Word Sense Disambiguation Improves Statistical Machine Translation" docx
Ngày tải lên :
08/03/2014, 02:21
... Republic, June 2007.
c
2007 Association for Computational Linguistics
Word Sense Disambiguation Improves Statistical Machine Translation
Yee Seng Chan and Hwee Tou Ng
Department of Computer Science
National ... they
acknowledged that directly using English transla-
tions as word senses would be ideal, they instead
predicted the HowNet sense of a word and then used
the English gloss of the HowNet sense as the WSD
model’s ... recast as a word translation task. The
33
No. of All test sentences +1 from Collins sign-test
words in No. of % match No. of % match
WSD translations WSD translations used reference WSD translations...
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Báo cáo khoa học: "WORD-SENSE DISAMBIGUATION METHODS USING STATISTICAL" pot
Ngày tải lên :
08/03/2014, 07:20
... each sense
Sense 1
longtemps
de
UR
quelques
denx
1
plus
trois
Sense 2
le
la
l'
ce
les
1968
Comnmn informant values for each sense
Pr(English [Sense 1) Pr(English [ Sense ... the translation of
cent by .378 bits.
268
Word: cent
Informant: Word to the left
Information: .378 bits
Sense 1 Sense 2
per 0
8
5
2
a
one
4
7
Common informant values for each sense ...
ABSTRACT
We describe a statistical technique for assign-
ing senses to words. An instance of a word is as-
signed a sense by asking a question about the con-
text in which the word appears. The...
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Tài liệu Báo cáo khoa học: "A Ranking-based Approach to Word Reordering for Statistical Machine Translation" doc
Ngày tải lên :
19/02/2014, 19:20
... Phrase-Based
Model for Statistical Machine Translation. In Proc.
ACL, pages 263-270.
Michael Collins, Philipp Koehn and Ivona Kucerova.
2005. Clause restructuring for statistical machine
translation. In ... Reordering for Statistical Ma-
chine Translation. In Proc. ACL, pages 720-727.
Yang Liu, Qun Liu, and Shouxun Lin. 2006. Tree-
to-String Alignment Template for Statistical Machine
Translation. ... 2002. Statistical Machine Translation:
From Single Word Models to Alignment Template.
Ph.D.Thesis, RWTH Aachen, Germany
Franz J. Och and Hermann Ney. 2003. A Systematic
Comparison of Various Statistical...
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Tài liệu Báo cáo khoa học: "Bilingual Sense Similarity for Statistical Machine Translation" ppt
Ngày tải lên :
20/02/2014, 04:20
... from word co-occurrence statistics:
A computational study. Behavior Research Me-
thods, 39 (3), 510–526.
M. Carpuat and D. Wu. 2007. Improving Statistical
Machine Translation using Word Sense ... OH.
Z. Harris. 1954. Distributional structure. Word,
10(23): 146-162.
Z. He, Q. Liu, and S. Lin. 2008. Improving Statistical
Machine Translation using Lexicalized Rule Selec-
tion. In: Proceedings ... different languages by using their contexts.
Second, we use the sense similarities between the
source and target sides of a translation rule to
improve statistical machine translation perfor-
mance....
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Tài liệu Báo cáo khoa học: "Bilingually Motivated Domain-Adapted Word Segmentation for Statistical Machine Translation" pptx
Ngày tải lên :
22/02/2014, 02:20
... lan-
guages marked with word boundaries to construct bilingually
motivated “words”.
551
6.5 Using different word aligners
The above experiments rely on GIZA++ to per-
form word alignment. We next ... a word segmentation ap-
proach to languages where word bound-
aries are not orthographically marked,
with application to Phrase-Based Statis-
tical Machine Translation (PB-SMT). In-
stead of using ... Our approach consists of using the
output from an existing statistical word aligner
to obtain a set of candidate “words”. We evalu-
ate the reliability of these candidates using sim-
ple metrics...
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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
... 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 Disambiguation ... Similar-
ity on the Taxonomy of Wordnet. In the 3rd Inter-
national WordNet Conference (GWC-06), Jeju Is-
land, Korea.
Yarowsky, D. (1992). Word Sense Disambiguation
Using Statistical Models of Roget's ... lexical hub to
disambiguate word sense, using both syn-
tagmatic and paradigmatic relations of
words. It only employs the semantic net-
work of WordNet to calculate word simi-
larity, and the...
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Báo cáo khoa học: "Word Sense Disambiguation Using Pairwise Alignment" potx
Ngày tải lên :
08/03/2014, 04:22
... the
Special Issue on Word Sense Disambiguation: The
State of the Art. Computational Linguistics, 24(1):1-
40.
Adam Kilgarriff. 1998. Senseval: An exercise in eval-
uating word sense disambiguation ... former
uses some words around a target word, represented
by n -word window. The latter uses some syntactic
relations, say, verb-object, including necessarily a
target word.
However, there are some words ... proto-
type paths prepared for each sense of the target
word.
Step 3. Find a summation of similarity between
each prototype and input path for each sense.
Step 4. Select the sense with the maximum valueof
the...
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