conundrums in noun phrase coreference resolution
Báo cáo khoa học: "Supervised Noun Phrase Coreference Research: The First Fifteen Years" pptx
Ngày tải lên :
07/03/2014, 22:20
... Conundrums in noun phrase
coreference resolution: Making sense of the state-
of-the-art. In Proceedings of the Joint Conference of
the 47th Annual Meeting of the ACL and the 4th In-
ternational Joint ... for mining easy
positive instances, in an attempt to avoid the inclu-
sion of hard training instances that may complicate
the acquisition of an accurate coreference model.
3.1.2 Training a Coreference ... Aravind K. Joshi, and Scott Wein-
stein. 1983. Providing a unified account of definite
noun phrases in discourse. In Proceedings of the
21st Annual Meeting of the Association for Compu-
tational Linguistics,...
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Báo cáo khoa học: "Empirical Measurements of Lexical Similarity in Noun Phrase Conjuncts" ppt
Ngày tải lên :
17/03/2014, 04:20
... are
unambiguously conjoined heads. We leave this to future work.
2
We did not include coordinate head nouns from base noun
phrases (NPB) (i.e. noun phrases that do not dominate other
noun phrases) because ... to measure
which were the head nouns being conjoined in cer-
tain types of coordinate noun phrase.
In this paper we look at different measures of
word similarity in order to discover whether they ... pairs which make up the head words
of two conjuncts in coordinate noun phrases (again
not including coordinate NPBs). We found 601 such
coordinate noun pairs. The second data set consists
of 601...
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Tài liệu Báo cáo khoa học: "Man* vs. Machine: A Case Study in Base Noun Phrase Learning" pdf
Ngày tải lên :
20/02/2014, 19:20
...
Training set size(words) Precision
25k 88.7%
200k 91.8%
Number of Appearances in Training Set
• • 4- - • Machine
Students
Figure 3: Test Set Recall vs. Frequency of Appearances in Training ... to a machine at learning
linguistic information from an annotated cor-
pus, and more importantly to begin to explore
the differences in learning behavior between hu-
man and machine. Although ... extraction of terminological noun
phrases. In
Proceedings of the 30th Annual
Meeting of the Association of Computational
Linguistics,
pages 977-981. Association of
Computational Linguistics....
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Báo cáo khoa học: "Unsupervised Coreference Resolution in a Nonparametric Bayesian Model" potx
Ngày tải lên :
08/03/2014, 02:21
... set with increasing amounts of training data. In all cases for the table,
we are evaluating on the same thirty document test set which is included in our training set, since our system in unsupervised. ... assignment” in that reference).
4 Inference Details
Up until now, we’ve discussed Gibbs sampling, but
we are not interested in sampling from the poste-
rior P (Z|X), but in finding its mode. Instead ... observing the within-document gains
from sharing shown in section 3, we can manually
inspect the most frequently occurring entities in our
corpora. Table 3 shows some of the most frequently
occurring...
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Báo cáo khoa học: "A Computational Analysis of Complex Noun Phrase in Messages" docx
Ngày tải lên :
08/03/2014, 18:20
... parsing procedure.
Complex noun sequences.
Semantic patterns in complex
noun phrases fall into two types: part names and other
noun phrases. Names for pieces of equipment often con-
tain ... bracket complex noun phrases. This is the
subject of the next section.
HI SEMANTIC PATTERNS IN
COMPLEX NOUN SEQUENCES
Noun phrases in the equipment failure messages typ-
ically include numerous ...
tences in the medical domain were analyzed and 123 in
the Navy domain. The statistics are presented in Tables
1 and 2.
In particular, there were significantly more noun
modifiers of nouns...
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A Study of the Noun Phrase in Spoke andWritten English pptx
Ngày tải lên :
10/03/2014, 05:20
... compatible
with the information principle. Moreover, they think the use of pronoun-headed noun
phrases and noun- headed phrases are different in the type of text. They think in
conversation pronouns tend ... New information is generally introduced later in the
clause , using noun- headed phrases( usually indefinite in form). Due to my view, the
frequency of noun- headed phrases should be higher in object ... noun phrase. A noun in the genitive may function as
determiner in the noun phrase. Since noun phrase has different functions they are
abundant in any text. If we take away the noun phrases from...
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Báo cáo khoa học: "Noun-Phrase Analysis in Unrestricted Text for Information Retrieval" pptx
Ngày tải lên :
17/03/2014, 09:20
...
Meaningful Subcompounds
Figure 1: General Processing for Phrase Generation
After preprocessing, the system works in two
stages parsing and generation. In the parsing
stage, each simplex noun ... and efficient noun- phrase analy-
sis techniques to enhance phrase- based IR. In par-
ticular, we explored an extension of the ~phrase-
based indexing in the CLARIT
TM
system ° using
a hybrid ... meaning-
ful (continuous or discontinuous) subcompounds
from complex noun phrases exploiting both corpus-
statistics and linguistic heuristics. Using such sub-
compounds rather than whole noun...
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Tài liệu Báo cáo khoa học: "Understanding the Semantic Structure of Noun Phrase Queries" pptx
Ngày tải lên :
20/02/2014, 04:20
... that of linguistic head nouns and modi-
fiers for noun phrases. In many cases, the IHs of
noun phrase queries are exactly the head nouns in
the linguistic sense. Exceptions mostly occur in
queries ... evolve, it is in-
creasingly believed that search will be shifting
away from “ten blue links” toward understanding
intent and serving objects. This trend has been
largely driven by an increasing amount ... accurate in identifying head nouns.
In identifying IHs in noun phrase queries, how-
ever, direct syntactic analysis is unlikely to be as
effective. This is because syntactic structures are
in general...
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Tài liệu Báo cáo khoa học: "Coreference Resolution with Reconcile" pdf
Ngày tải lên :
20/02/2014, 04:20
... set of coreference clusters
(chains).
2
5. Scoring. Finally, during testing Reconcile
runs scoring algorithms that compare the
chains produced by the system to the gold-
standard chains in the ... clustering with
support vector machines. In Proceedings of the Twenty-
second International Conference on Machine Learning
(ICML 2005).
A. Haghighi and D. Klein. 2007. Unsupervised Coreference
Resolution ... Information into Information Extraction Sys-
tems by Gibbs Sampling. In Proceedings of the 21st In-
ternational Conference on Computational Linguistics and
44th Annual Meeting of the ACL.
T. Finley...
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Tài liệu Báo cáo khoa học: "Predicting Relative Prominence in Noun-Noun Compounds" pptx
Ngày tải lên :
20/02/2014, 05:20
... was, once again, to measure
the relative informativeness of the nouns in NN com-
pounds. Smaller synset counts indicate more spe-
cific meaning of the noun, and thus perhaps more
information content. ... analyzed
in Bell and Plag (2010) as potential predictors of
prominence assignment in compound nouns. Like
us, they too found such features to be predictive
of prominence assignment and that combining ... variability in prominence assignment.
Our results also highlight the difference between
being able to use lexical information in prominence
prediction of NN compounds, or not. Using lexical
features,...
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