a wide coverage lexicon
Báo cáo khoa học: "Enhancing Unlexicalized Parsing Performance using a Wide Coverage Lexicon, Fuzzy Tag-set Mapping, and EM-HMM-based Lexical Probabilities" ppt
Ngày tải lên :
17/03/2014, 22:20
... small annotated corpora, such as the He-
brew treebank (Sima’an et al., 2001).
Hebrew has a wide coverage lexicon /
morphological-analyzer (henceforth, KC Ana-
lyzer) available
2
, but its tagset ... exist a small tree-
bank and a wide- coverage lexical resource. For
example parsing Arabic using the Arabic Tree-
bank and the Buckwalter analyzer, or parsing En-
glish biomedical text using a biomedical ... quantities
of training data than treebanks can provide, and
lexicon- based unsupervised approaches to POS
tagging are practically unlimited in the amount
of training data they can use. POS taggers...
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Báo cáo khoa học: "Creating a CCGbank and a wide-coverage CCG lexicon for German" pdf
Ngày tải lên :
08/03/2014, 02:21
... on Language Resources and Evaluation (LREC),
pages 1974–1981, Las Palmas, Spain, May.
Julia Hockenmaier and Mark Steedman. 2002b. Generative
models for statistical parsing with Combinatory Categorial
Grammar. ... graphs to CCG derivations
are extraposed relative clauses, which CCG treats
as sentential modifiers with an anaphoric depen-
dency. Arguments that are moved u p are marked
as extracted, and an additional ... 1994. Formal and Computational Aspects
of Natural Language Syntax. Ph.D. thesis, University of
Pennsylvania, Philadelphia PA.
Libin Shen and Aravind K. Joshi. 2005. Incremental LTAG
parsing. In...
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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
... in a given context. As a fundamental
task in natural language processing (NLP), WSD
can benefit applications such as machine transla-
tion (Chan et al., 200 7a; Carpuat and Wu, 2007)
and information ... SemEval tasks, the benchmark
data sets for WSD. The evaluation on both lexical-
sample and all-words tasks measures the accuracy
of our IMS system as well as the quality of the
training data we have ... English-Chinese
parallel corpora: Hong Kong Hansards, Hong
Kong News, Hong Kong Laws, Sinorama,
Xinhua News, and the English translation of
Chinese Treebank. They are all available
from the Linguistic Data...
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Báo cáo khoa học: "Lexicon acquisition with a large-coverage unification-based grammar" pot
Ngày tải lên :
17/03/2014, 22:20
... with a grammar
of a similar coverage. We have described a way
how the information concerning unknown words
can be restricted in a grammatically sound way,
by the definition of lexical types and ... Germany
fouvry@coli.uni—sb.de
Abstract
We describe how unknown lexical en-
tries are processed in a unification-based
framework with large -coverage gram-
mars and how from their usage lexi-
cal entries are extracted. ... return a num-
ber of alternatives each associated with a proba-
bility, so that the parser can decide what will be
used in the analysis. Even when the range of al-
ternatives is left wide open...
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Tài liệu Báo cáo khoa học: "A Broad-Coverage Grammar Checker Using Pattern Grammar" doc
Ngày tải lên :
20/02/2014, 05:20
... ESL Assistant are shown for
comparison, and grammatical suggestions are un-
derscored. As suggested, lexical and PoS informa-
tion in learner texts is useful for a grammar
checker, pattern grammar ...
systems trained on learner data tend to offer high
precision but low recall. Broad coverage grammar
checkers may be developed using readily available
large-scale corpora. To detect and correct ... significant collocations determining the pair
of head words in adjacent base phrases, calculating
their pair-wise mutual information values, and fil-
tering out candidates with low MI values.
Stage...
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Tài liệu Báo cáo khoa học: "RELATING COMPLEXITY TO PRACTICAL PERFORMANCE IN PARSING WITH WIDE-COVERAGE UNIFICATION GRAMMARS" pptx
Ngày tải lên :
20/02/2014, 21:20
... ANLT
grammar (Grover, Carroll & Briscoe, 1993), a
wide- coverage grammar of English. The gram-
mar is defined in metagrammatical formalism
which is compiled into a unification-based 'ob- ...
Speech and Natural Language Workshop.
200-
203.
Pereira, F. & D. Warren (1980) "Definite clause
grammars for language analysis a survey of
the formalism and a comparison with aug- ... software
and grammars that has occurred nevertheless ap-
pears to have caused this to happen automatically.
It therefore seems likely that implementational de-
cisions and optimisations based...
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Applications of Calorimetry in a Wide Context - Differential Scanning Calorimetry, Isothermal Titration Calorimetry and Microcalorimetry docx
Ngày tải lên :
06/03/2014, 22:20
... P.V. Dhanaraj, N.P. Rajesh,
Jose C. Martinez, Javier Murciano-Calles, Eva S. Cobos, Manuel Iglesias-Bexiga, Irene Luque,
Javier Ruiz-Sanz, Diana Romanini, Mauricio Javier Braia, Mar a Cecilia Porfiri, ... Noemi E. Zaritzky, Pratima Parashar, Luis Alberto Alcazar-Vara, Eduardo
Buenrostro-Gonzalez, W. Steinmann, S. Walter, M. Beckers, G. Seide, T. Gries, Eliane Lopes
Rosado, Vanessa Chaia Kaippert, ...
Stefka G. Taneva, Sonia Bañuelos, Mar a A. Urbaneja, Amal A. Elkordy, Robert T. Forbes,
Brian W. Barry, Laura T. Rodriguez Furlán, Javier Lecot, Antonio Pérez Padilla, Mercedes E.
Campderrós,...
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Báo cáo khoa học: "A Broad-Coverage Normalization System for Social Media Language" pot
Ngày tải lên :
07/03/2014, 18:20
... over
90% word -coverage across all data sets (a
10% absolute increase compared to state-of-
the-art); the broad word -coverage can also
successfully translate into message-level per-
formance gain, yielding ... of candidates and the
broad word -coverage can be successfully translated
into message-level performance gain. In addition,
our system requires no human annotations, therefore
can be easily adapted ... machine transla-
1036
References
Kevin Atkinson. 2006. Gnu aspell. http://aspell.net/.
AiTi Aw, Min Zhang, Juan Xiao, and Jian Su. 2006. A
phrase-based statistical model for sms text normaliza-
tion....
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Báo cáo khoa học: "An Open-License Broad Coverage Lexicon" doc
Ngày tải lên :
07/03/2014, 22:20
... Menlo Park, CA.
AAAI Press.
Kipper, Karin, Hoa Trang Dang, and Martha Palmer.
2000. Class-Based Construction of a Verb Lexicon.
In AAAI-2000 Seventeenth National Conference on
Artificial Intelligence, ... Catherine, Ralph Grishman, and Adam
Meyers. 1994 Creating a Common Syntactic
Dictionary of English. Presented at SNLR:
International Workshop on Sharable Natural
Language Resources, Nara, Japan. ... is handmade and contains 38,000
lemmas. It represents words in feature value lists
that contain lexical data such as part of speech,
agreement information, and syntactic frame
participation...
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Báo cáo khoa học: "Long-Distance Dependency Resolution in Automatically Acquired Wide-Coverage PCFG-Based LFG Approximations" pptx
Ngày tải lên :
08/03/2014, 04:22
... 79% coverage (full parse) and 21%
fragement/skimmed parses. By the same measure,
full parse coverage is around 99% for our automat-
ically acquired PCFG-based LFG approximations.
Against the PARC ... GF, GF:CFG category pair-
as well as CFG category-based subcategorisation
frames and associates conditional probabilities with
frames. Given a lemma l and an argument list s, the
probability of ... constructed
hand-crafted XTAG resources. In contrast, we ac-
quire our resources from treebanks and achieve sub-
stantially wider coverage.
Our approach provides wide- coverage, robust,
and – with the addition...
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Báo cáo khoa học: "Inducing a Semantically Annotated Lexicon via EM-Based Clustering" doc
Ngày tải lên :
08/03/2014, 06:20
... consisting of a class label, a selecting head,
a grammatical relation, and a filler head. The
class label is treated as hidden data in the EM-
framework for statistical estimation.
2 EM-Based Clustering ... potential application in many areas.
5. The method is applicable to any natural
language where text samples of sufficient
size, computational morphology, and a ro-
bust parser capable of extracting ...
increase.as:s
increase.aso:o
fall.as:s
pay.aso:o
reduce.aso:o
rise.as:s
exceed.aso:o
exceed.aso:s
affect.aso:o
grow.as:s
include.aso:s
reach.aso:s
decline.as:s
lose.aso:o
act.aso:s...
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Báo cáo khoa học: "Development and Evaluation of a Broad-Coverage Probabilistic Grammar of English-Language Computer Manuals" pdf
Ngày tải lên :
08/03/2014, 07:20
... feature-based grammar to the nonterminal labels of
the treebank grammar. For example, our grammar main-
tains a fairly large number of semantic classes of singular
nouns, and it is natural ...
the feature bundle all of whose features are variable, and
with a decreasing number of variable features occuring as
a branch is traced from root to leaf. To find the mnemonic
.A4 (A) assigned ... grammar are shown first, and the Lan-
caster categories to which they map are shown second:
The first case above is straightforward: our
prepositional-phrase category maps to Lancaster's....
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Báo cáo khoa học: "A TOOLKIT FOR LEXICON BUILDING" pdf
Ngày tải lên :
08/03/2014, 18:20
... lexical
item "part', by the relational arcs
Broca's area T part
brain M part
which say in effect that Broca's area is a
kind of part, specifically a "brain-part." ...
[aphasia may be associated with x]
apraxia
_CAUSE
[x is a cause of aphasia]
injury
lesion
NNABLE
[aphasia is the inability to do x]
speech
language
Figure 3. Lexical entry for "aphasia" ... arise in a very elaborate network
such as that generated from a large dic-
tionary, we have replaced the separate
modification and taxonomy arcs with a
single, ternary relational arc that keeps...
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Báo cáo khoa học: "To wards a Self-Extending Lexicon *" doc
Ngày tải lên :
08/03/2014, 18:20
...
?x:person take:verb ?y:person ?z:location
Pattern and goal mismatch
?x:person take:verb
David's physically transferring Goliath to a loca-
tion fails since {1) a location is not found and (2) ... (2) the ac-
tion does not match David's goals. If these two failures
are encountered, then a new phrase is created. In ab-
sence of a better alternative, RINA initially generates
David ... containing information
about the case and pertaining to: (a) its syntactic ap-
pearance (b) its semantic concept and (c) its phrase role:
agent, patient. Variable identifiers (e.g., ?x. ?y) are
used...
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Mariposa: a wide-area distributed database system doc
Ngày tải lên :
23/03/2014, 12:20
... the actual metadata to see if it has changed. The
quality of service is then a measurement of the metadata’s
rate of update, as well as the name server’s rate of update.
6 Mariposa status and ... execution plans that can adapt to the environment
(such as unbalanced workload and poor data placement) in
a flexible manner. We are implementing more sophisticated
features and plan a general release ... price of scanning the smaller
table, R2, remotely from Santa Barbara is less than that of
scanning R1 remotely from Berkeley; as a result, Santa Bar-
bara offers a lower bid. Similarly, San Diego...
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