automatic clustering of collocation
Tài liệu Báo cáo khoa học: "Automatic clustering of collocation for detecting practical sense boundary" ppt
Ngày tải lên :
20/02/2014, 16:20
... number of clusters with each
clustering method shown chapter 3 by the part of
speech. WC and WF are the average number of
senses by the part of speech.
In Table 1 and 2, the most clustering ... using the collocation.
2.2 Homonymous collocation
The words in the collocation also have their
collocation. A target word for collocation is called
the ‘central word’, and a word in a collocation ...
z Fuzzy clustering (F1, F2)
2
(Song, Cao and
Bruza, 2003)
Used clustering methods cover both the
popularity and the variety of the algorithms – soft
and hard clustering and graph clustering...
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Tài liệu Automatic Management of Network Security Policy pptx
Ngày tải lên :
14/02/2014, 16:20
... actual
enforcement of these policies. Many of our
design decisions were influenced by the lack of
verifiable enforcement mechanisms for certain
security phenomena. An example of this is
Denial of Service ... provide
required by policies. Often it suffices to reason
about connectivity to analyze availability of
services to groups of users. For instance, instead
of modeling all the details of a file server, we ... environment. This generally leads
either to over or under management of resourses.
One of the specific goals of this work is
management of security configurations in
networks that span multiple administrative
domains...
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Tài liệu Báo cáo khoa học: "Automatic Extraction of Lexico-Syntactic Patterns for Detection of Negation and Speculation Scopes" pdf
Ngày tải lên :
20/02/2014, 04:20
... Statistics of the BioScope corpus. The 2nd and 3d
columns show the total number of cues within the datasets; the
4th and 5th columns show the percentage of negated and spec-
ulative sentences.
70% of ... neighboring identical siblings of
type *scope* or * are replaced by a single node of
the corresponding type. Figure 3 shows an example
of this transformation.
(a) The children of nodes JJ/NN/NN are
pruned ... children (starting from the root
of the subtree) to the rule pattern subtree. Nodes
of type *scope* and * match any number of nodes,
similar to the semantics of Regex Kleene star (*).
5 Results
As...
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Tài liệu Báo cáo khoa học: "Inducing Gazetteers for Named Entity Recognition by Large-scale Clustering of Dependency Relations" ppt
Ngày tải lên :
20/02/2014, 09:20
... semantics of MNs
well, the MN clusters constructed by using
dependency relations should serve as a good
gazetteer. However, the high level of computa-
tional cost has prevented the use of clustering
for ... very expensive, many meth-
ods have been proposed for automatic extraction of
gazetteers from texts (Riloff and Jones, 1999; The-
len and Riloff, 2002; Etzioni et al., 2005; Shinzato et
al., 2006; ... focused on the automatically induced clus-
ters of multi-word nouns (MNs) as the source of
gazetteers. We call the constructed gazetteers clus-
ter gazetteers. In the context of tagging, there...
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Tài liệu Báo cáo khoa học: "Automatic learning of textual entailments with cross-pair similarities" ppt
Ngày tải lên :
20/02/2014, 12:20
... ex-
amples of the previous section. From the point of
view of bag -of- word methods, the pairs (T
1
, H
1
)
and (T
1
, H
2
) have both the same intra-pair simi-
larity since the sentences of T
1
and ... head of constituents. The
example of Fig. 1 shows that the placeholder
0
climbs up to the node governing all the NPs.
5.3 Pruning irrelevant information in large
text trees
Often only a portion of ... t, the set
of its nodes N (t), and a set of anchors, we build
a tree t
with all the nodes N
that are anchors or
ancestors of any anchor. Moreover, we add to t
the leaf nodes of the original...
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Tài liệu Báo cáo khoa học: "Automatic Construction of Polarity-tagged Corpus from HTML Documents" docx
Ngày tải lên :
20/02/2014, 12:20
... the polarity of words
There are some works that discuss learning the po-
larity of words instead of sentences.
Hatzivassiloglou and McKeown proposed a
method of learning the polarity of adjectives ... are not in the resources.
458
(1) kono software-no riten-ha hayaku ugoku koto
this software-POST advantage-POS T quickly run to
The advantage
of this software is to run quickly.
(2) ketten-ha
jikan-ga ... to automatically
identify the synonyms of the seed and to add them
to the seed adjectives (Wiebe, 2000). Riloff et
al. proposed a bootstrapping approach for learn-
ing subjective nouns (Riloff...
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Tài liệu Báo cáo khoa học: "Automatic Identification of Pro and Con Reasons in Online Reviews" ppt
Ngày tải lên :
20/02/2014, 12:20
... examples of sen-
tences that our system identified as reasons of
complaints.
(1) Unfortunately, I find that
I am no longer comfortable in
your establishment because of
the unprofessional, ... Orientation
of Adjectives. Proceedings of 35th Annual Meet-
ing of the Assoc. for Computational Linguistics
(ACL-97): 174-181
Hatzivassiloglou, Vasileios and Janyce Wiebe.
2000. Effects of Adjective ... Determin-
ing the Sentiment of Opinions. Proceedings of
COLING-04. pp. 1367-1373. Geneva, Switzer-
land.
Kim, Soo-Min and Eduard Hovy. 2005. Automatic
Detection of Opinion Bearing Words and...
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Tài liệu Báo cáo khoa học: "Automatic Evaluation of Sentence-Level Fluency Andrew Mutton∗" pdf
Ngày tải lên :
20/02/2014, 12:20
... grammar, rhythm and flow,
appropriateness of tone, and several other specific
characteristics of good text.
In terms of automatic evaluation, we are not aware
of any technique that measures only fluency ... Methods
PoStag In the first of these, we constructed a
rough approximation of typical sentence grammar
structure by taking bigrams over part -of- speech
tags.
6
Then, given a string of PoS tags of length
n, t
1
. ... can be fooled
by the method of sentence generation; GLEU, how-
ever, gives a consistent estimate of fluency regard-
less of generation type; and, across all types of gen-
erated sentences examined...
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Tài liệu Báo cáo khoa học: "Automatic Evaluation of Machine Translation Quality Using Longest Common Subsequence and Skip-Bigram Statistics" doc
Ngày tải lên :
20/02/2014, 16:20
... construction of N-best translation
lexicons from parallel text. Melamed (1995) used
the ratio (LCSR) between the length of the LCS of
two words and the length of the longer word of the
two ... present the evaluations of
ROUGE-L, ROUGE-S, and compare their per-
formance with other automatic evaluation meas-
ures.
5 Evaluations
One of the goals of developing automatic evalua-
tion ... Proceedings of
COLING-92, Nantes, France.
Thompson, H. S. 1991. Automatic Evaluation of
Translation Quality: Outline of Methodology
and Report on Pilot Experiment. In Proceedings
of the Evaluator’s...
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Tài liệu Báo cáo khoa học: "Automatic Collection of Related Terms from the Web" pptx
Ngày tải lên :
20/02/2014, 16:20
... (20%) out of 210 terms were col-
lected by the system. This low recall primarily
comes from the failure of automatic term recogni-
tion (case A in the above classification). Improve-
ment of this ... collected 610 terms in total;
the average number of output terms per input is 12.2
terms. We checked whether each of the 610 terms
is a correct related term of the original seed term by
hand. The result ... Bin Umino. 1996. Methods of au-
tomatic term recognition: A review. Terminology,
3(2):259–289.
Hiroshi Nakagawa. 2000. Automatic term recognition
based on statistics of compound nouns. Terminology,
6(2):195–210.
Satoshi...
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Tài liệu Báo cáo khoa học: "AUTOMATIC ACQUISITION OF SUBCATEGORIZATION FRAMES FROM UNTAGGED TEXT" doc
Ngày tải lên :
20/02/2014, 21:20
... The completeness of the output
list increases monotonically with the total number
of occurrences of each verb in the corpus. False
positive rates are one to three percent of observa-
tions. ... architecture of the system, and that of this pa-
per, directly reflects the three challenges described
above. The system consists of three modules:
1. Verb detection: Finds some occurrences of
verbs ... is evaluated in terms of efficiency
and accuracy. The most useful estimate of effi-
ciency is simply the density of observations in the
corpus, shown in the first column of Table 3. The
SF...
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Tài liệu Báo cáo khoa học: "ON THE AUTOMATIC TRANSFORMATION OF CLASS MEMBERSHIP CRITERIA" docx
Ngày tải lên :
21/02/2014, 20:20
...
by
means of a process of ~ inmtRntlat~nn OF the
deflnition the translation of the de/initlon f~'om a
set of criteria for satisfying the definition into an
exemplary
instance of the concept ... components of
the definition of the class are also present in the
description of the instance. This also permits easy
representation of modifications to the definition,
whenever the capability of ... application
discussed here
(the
assignment of an instance of a knowledge structure to
one of
a
set of classes), inexact matching and close
relatives thereof are also found in several other
domains...
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Tài liệu Báo cáo khoa học: "Automatic Detection of Nonreferential It in Spoken Multi-Party Dialog" doc
Ngày tải lên :
22/02/2014, 02:20
... re-
call of 55.1%, a precision of 71.9% and a resulting
F-measure of 62.4% for the detection of the class
nonreferential. The overall classification accuracy
was 75.1%.
The advantage of using ... a mi-
nority of all instances of it. Evans (2001) reports
that his corpus of approx. 370.000 words from the
SUSANNE corpus and the BNC contains 3.171
examples of it, approx. 29% of which are ... variety of genres. They count
2.337 instances of it, 646 of which (28%) are non-
referential. Finally, Clemente et al. (2004) report
that in the GENIA corpus of medical abstracts the
percentage of...
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Tài liệu Báo cáo khoa học: "Knowledge Acquisition from Texts : Using an Automatic Clustering Method Based on Noun-Modifier Relationship" pptx
Ngày tải lên :
22/02/2014, 03:20
... description of the concept "line"
5 Discussion
• Evaluation of the quality of the clustering pro-
cedure • in the majority of the works using clus-
tering methods, the evaluation of the ... example of the data used for NP clustering
In the remainder of this article, we describe the
way a KE uses LEXICLASS to build "conceptual
fields" and we also compare the clusterings ... interpretation, by the KE, of the results given
by the clustering methods applied on the data of ta-
ble 1 leads him to define conceptual fields. Figure 1
shows the transition from an automatically found...
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Báo cáo khoa học: "Some Comments on Algorithm and Grammar in the Automatic Parsing of Natural Languages" ppt
Ngày tải lên :
07/03/2014, 18:20
... make a difference in the
adequacy of the parsings of natural-language sentences
will be alterations of the format itself in terms of in-
creasing the degree of context-sensitivity. This in effect ...
subroutines. This raises the further question of the
functions and design of the executive routine and sub-
routines.
In this type of parsing program, the function of the
executive routine will be to ...
question of whether the grammar constitutes input
data can then be viewed as follows: while the gram-
mar does not constitute a separate set of input data, it
nevertheless will use separate sets of...
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