Báo cáo khoa học: "Combining Word-Level and Character-Level Models for Machine Translation Between Closely-Related Languages" ppt
Tài liệu Báo cáo khoa học: "Fast Decoding and Optimal Decoding for Machine Translation" doc
... Fast Decoding and Optimal Decoding for Machine Translation
Ulrich Germann , Michael Jahr , Kevin Knight , Daniel Marcu , and Kenji Yamada
Information Sciences Institute Department ... of any statistical machine
translation system. The decoder’s job is
to find the translation that is most likely
according to set of previously learned
parameters (and a formula for combin-
ing...
Tài liệu Báo cáo khoa học: "Combining Functionality and Object Orientedness for Natural Language Processing" ppt
...
descendants, say z and y, a PAL expression for the phrase is
one of the following forms:
<z>( <V>)
or
<p>( <z>)
where ~a> stands for a PAL expression for a phrase ~*. ... composite expressions are constructed only
with a binary form of function application. Thus, if z and I/
are well-formed formulas of PAL, so is a form z(y).
Expressions of PAL ar...
Báo cáo khoa học: "Combining data and mathematical models of language change" ppt
... the V forms of {1,1} pairs to be mis-
perceived as σ´σ, and for the N forms of {2,2} pairs
to be misperceived as ´σσ.
3 Modeling preliminaries
We first describe assumptions and notation for
models ... (N
0
). For
8
See (Strogatz, 1994; Hirsch et al., 2004) for introduc-
tions to dynamical systems in general, and (Niyogi, 2006) for
the type of models considered here.
1022
N&...
Báo cáo khoa học: "Combining Distributional and Morphological Information for Part of Speech Induction" doc
... DM uses morphological informa-
tion as well, DF uses frequency information and
DMF uses morphological and frequency informa-
tion. We evaluated it for all words, and also for
words with frequency ... entropy means that the
mutual information between the gold and induced
tags will be high. If we have a random set of tags
the mutual information will be zero and the con-
ditional...
Báo cáo khoa học: "Structural, Transitive and Latent Models for Biographic Fact Extraction" pdf
... religions) and struc-
tural constraints such as possible date formats for
“Birthdate” and “Deathdate”. The rows with sub-
script “RH02”in Table 4 shows the performance
of this Ravichandran and Hovy ... transitive
and latent models are all stand-alone models, they
can complement each other in combination as they
provide relatively orthogonal sources of informa-
tion. To combine th...
Báo cáo khoa học: "Discriminative Modeling of Extraction Sets for Machine Translation" pptx
... Weese, and Omar Zaidan. 2009.
Joshua: An open source toolkit for parsing-based
machine translation. In Proceedings of the Work-
shop on Statistical Machine Translation.
Percy Liang, Ben Taskar, and ... evidence that hand-annotations are useful
for training alignment models (Fraser and Marcu,
2006; Fraser and Marcu, 2007). The ITG gram-
mar formalism, the corresponding wor...
Báo cáo khoa học: "Learning Non-Isomorphic Tree Mappings for Machine Translation" pptx
... the
source and target language. Systems for “deep” anal-
ysis and generation might wish to learn mappings be-
tween deep and surface trees (B
¨
ohmov
´
a et al., 2001)
or between syntax and semantics ... give a kiss to; misinform
↔ wrongly inform), and head-swapping (float down ↔
descend by floating). Such systematic mismatches should
be learned by the model, and used during tr...
Báo cáo khoa học: "FUNCTIONAL UNIFICATION GRAMMAR: A FORMALISM FOR MACHINE TRANSLATION" doc
... UNIFICATION GRAMMAR:
A FORMALISM FOR MACHINE TRANSLATION
Martin Kay
Xerox Palo Alto Research Center
3333 Coyote Hill Road
Palo Alto
California 94304
and
CSLI, Stanford
Abstract
Functional ... Overview
A. Machine Translation
A classical translating machine stands with one foot on the
input text and one on the output. The input text is analyzed by
the components of...
Báo cáo khoa học: "Disambiguating Temporal–Contrastive Discourse Connectives for Machine Translation" docx
... relations between clauses such as tem-
poral, contrast, concession and cause. They
are often ambiguous and therefore difficult to
translate from one language to another. We
discuss several new and translation- oriented
experiments ... pro-
nouns for grammatical gender agreement (Le Na-
gard and Koehn, 2010). On the other hand, inte-
grating discourse information, such as discourse...
Báo cáo khoa học: "Computing Lattice BLEU Oracle Scores for Machine Translation" potx
... existing approaches for solving this
task, before detailing our new proposals in sec-
tions 4 and 5. We then report evaluations of the
existing and new oracles on machine translation
tasks.
2 ... respectively
denoted as PB and PB, by the type of the ⊕-
operation they consider (Section 3.2). Parame-
ters p and r for the LB-4g oracle for N-code were
found with grid search an...
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