discourse entities in janus
Tài liệu Báo cáo khoa học: "DISCOURSE ENTITIES IN JANUS" pot
Ngày tải lên :
21/02/2014, 20:20
... non-linguistic sources, such as pointing actions,
were taken into account. The discourse entities are
used in intra- and extra-sentential pronoun resolution
in BBN Janus.
1 Introduction
Discourse ... for generating DEs for dependent quantifiers
stemming from indefinite and definite NPs which
over-
comes some difficulties in capturing dependencies be-
tween discourse entities.
In our multi-modal ... Joshi, Aravind K., Weinstein, Scott.
(1983). Providing a Unified Account of Definite
Noun Phrases in Discourse, Proceedings of
the 21st Annual Meeting of the ACL.
Cambridge, MA: ACL.
Hinrichs,...
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Tài liệu Báo cáo khoa học: "The Utility of a Graphical Representation of Discourse Structure in Spoken Dialogue Systems" ppt
Ngày tải lên :
20/02/2014, 12:20
...
discourse purpose/intention. Satisfying the main
discourse purpose is achieved by satisfying several
smaller purposes/intentions organized in a hierar-
chical structure. As a result, the discourse ... result, the instruction did not match
the initial essay quality. Nonetheless, in the open-
question interviews, many users indicated using
the NM as a reference while updating their essay.
In addition ... analy-
sis of discourse segments in direction-giving mono-
logues. In Proc. of ACL.
E. Hovy. 1993. Automated discourse generation using
discourse structure relations. Articial Intelligence,...
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Tài liệu Báo cáo khoa học: "Discourse Obligations in Dialogue Processing" docx
Ngày tải lên :
20/02/2014, 21:20
...
(such as acknowledging utterances by others and not inter-
rupting) as well as some extra goals coming from the domain
setting to maintain a shared view of the world and the domain
plans which ... Domain Plan Negotiation
6. High-level Discourse Goals
4
architecture can handle varying degrees of initiative, while
remaining responsive. The default behavior is to allow the
user to maintain ... role in
accounting for the interactions in dialog. Obligations do not
replace the plan-based model, but augment it. The result-
ing model more readily accounts for discourse behavior in
adversarial...
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Tài liệu Báo cáo khoa học: "Learning the Fine-Grained Information Status of Discourse Entities" pptx
Ngày tải lên :
22/02/2014, 03:20
... status in dialogue. Available
from http://www.stanford.edu/class/
cs224u/guidelines-infostatus.pdf.
Malvina Nissim. 2006. Learning information status of
discourse entities. In Proceedings of ... the IS of discourse entities.
We examine a related but more challenging
task, fine-grained IS determination, which
involves classifying a discourse entity as
one of 16 IS subtypes. We investigate ... training/test instance from
each hand-annotated NP in the training/test set.
Each instance is represented using five types of
features, as described below.
Unigrams (119704). We create one binary...
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Báo cáo khoa học: "Using Syntax to Disambiguate Explicit Discourse Connectives in Text" pot
Ngày tải lên :
08/03/2014, 01:20
... right sibling, Right Sib-
ling Contains a VP and Right Sibling Contains
a Trace.
3 Discourse vs. non -discourse usage
Of the 100 connectives annotated in the PDTB,
only 11 appear as a discourse ... improvement over those ob-
tained by Marcu (2000) in his corpus-based ap-
proach which achieves an f-score of 84.9%
3
for
identifying discourse connectives in text. While
bearing in mind that the evaluations ... high baseline, with an f-score of
75.33% and an accuracy of 85.86%. Interest-
ingly, using only the syntactic features, ignoring
the identity of the connective, is even better, re-
sulting in an...
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Báo cáo khoa học: "Annotating and Recognising Named Entities in Clinical Notes" pot
Ngày tải lên :
08/03/2014, 01:20
... substances
and findings have special affixes, which are very
distinguishable from ordinary words.
Lexical Features: Every token in the training
data was used as a feature. Alphabetic words
in the training data ... acronyms in
the notes. This also suggest that this kind of clin-
ical notes are very noisy, and require a consider-
23
able amount of effort in pre-processing. Allow-
ing partial matching increased ... an indication that suf-
ficient training data is a crucial factor in achieving
high performance. SUBSTANCE, PROCEDURE and
FINDING are the best three categories due to their
high frequency in the...
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Báo cáo khoa học: "Stochastic Discourse Modeling in Spoken Dialogue Systems Using Semantic Dependency Graphs" pdf
Ngày tải lên :
08/03/2014, 02:21
...
and semantic role chunking using support vector
machines.
In HLT-03.
R. Higashinaka, N. Miyazaki, M. Nakano, and K. Ai-
kawa. 2004. Evaluating Discourse Understanding in
Spoken Dialogue Systems. ... training corpus. From this figure, we
can find that more training sentences for the se-
mantic dependency graph with discourse analysis
are needed than that without discourse. This im-
plies discourse ... investigated. Three main services:
registration information service, clinic information
service, and FAQ information service are used.
This system mainly provides the function of on-
line registration....
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Báo cáo khoa học: "Recognizing Named Entities in Tweets" docx
Ngày tải lên :
17/03/2014, 00:20
... Artif. Intell., 165(1):91–134.
Tim Finin, Will Murnane, Anand Karandikar, Nicholas
Keller, Justin Martineau, and Mark Dredze. 2010.
Annotating named entities in twitter data with crowd-
sourcing. In ... source
domain training set. Wu et al. (2009) propose an-
other bootstrapping algorithm that selects bridging
instances from an unlabeled target domain, which
are informative about the target domain and ... Zhai. 2007. Instance weight-
ing for domain adaptation in nlp. In ACL, pages 264–
271.
Dan Klein and Christopher D. Manning. 2003. Accurate
unlexicalized parsing. In ACL, pages 423–430.
Vijay...
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Báo cáo khoa học: "Detecting Semantic Relations between Named Entities in Text Using Contextual Features" pdf
Ngày tải lên :
17/03/2014, 04:20
... use cen-
tering theory (Kameyama, 1986) to determine how
easily a noun phrase can be referred to in the follow-
ing context.
2.2 Centering Theory
Centering theory is an empirical sorting rule used ... Meeting of Association of
Computational Linguistics, pages 423–429.
B. J. Grosz, A. K. Joshi, and S. Weistein. 1983. Providing a
unified account of definite nounphrases in discourse. Annual
Meeting ... Association of Com-
putational Linguistics, pages 178–181.
M. Kameyama. 1986. A property-sharing constraint in center-
ing. Annual Meeting of Association of Computational Lin-
guistics, pages 200–206.
T....
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Báo cáo khoa học: "Measuring Conformity to Discourse Routines in Decision-Making Interactions" potx
Ngày tải lên :
23/03/2014, 19:20
... principles
associated with routines can determine the
encoding of these routine functions in sequences
of utterances.
According to the model we are developing,
a sequence of routine continuations ... as
243
interaction conforms to a discourse routine,
which not only allows more refined analyses of
routine behavior, but also permits fine-grained
comparison of discourses obtained under ...
comparing discourse level properties, for
correlating discourse features with other textual
features, and for analyses of discourse
management strategies.
Introduction
Increasingly, research in...
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Báo cáo khoa học: "INFERRING DISCOURSE RELATIONS IN CONTEXT * " docx
Ngày tải lên :
23/03/2014, 20:20
... pushing causing the falling, given
the discourse context in which the pushing and
falling are described in (2),
Narration is
inferred
after all, and so the falling precedes the push.
In ... switch-
ing (or, indeed, amelioration). In one sense this
isn't surprising. Causal knowledge and MCT were
in conflict in (2), and since both laws relate to
the domain, but in incommensurable ... change in the
discourse 'pattern' established in the preceding
context.
Patterns in DICE
Can we use presentational constraints without ac-
cidentally blocking discourse popping and inter-...
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Báo cáo khoa học: "Recall-Oriented Learning of Named Entities in Arabic Wikipedia" pptx
Ngày tải lên :
24/03/2014, 03:20
... remainder is used in training.
4 Models
Our starting point for statistical NER is a feature-
based linear model over sequences, trained using
the structured perceptron (Collins, 2002).
8
In addition ... new domain, sacri-
ficing performance in the original domain.
The recall-oriented bias is not merely encour-
aging the learner to identify entities already seen
in training. As recall increases, ... adapt our model with self-training
on unlabeled target-domain data; enforc-
ing the same recall-oriented bias in the self-
training stage yields marginal gains.
1
1 Introduction
This paper considers...
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Báo cáo khoa học: "Assessing the Role of Discourse References in Entailment Inference" pptx
Ngày tải lên :
30/03/2014, 21:20
... mentioned in H can only be covered by
T by resolving a bridging reference with China
in T
. To connect the bridging referents, a new
tree component representing the bridging relation
is inserted into ... to cover AS-28 mini submarine in
H from the coreferring it in T , mini submarine in
T
and AS-28 vehicle in T
. A substitution of it by
either coreference does not suffice, since none of
the ... role of
discourse. Since in practical settings, discourse
plays an important role, our goal was to develop
an agenda for improving the handling of discourse
references in entailment-based inference.
Our...
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Báo cáo khoa học: "Automatic sense prediction for implicit discourse relations in text" docx
Ngày tải lên :
30/03/2014, 23:20
... Seg-
menting and Labeling Sequence Data. In Interna-
tional Conference on Machine Learning 2001, pages
282–289.
M. Lapata and A. Lascarides. 2004. Inferring
sentence-internal temporal relations. In ... to-to the -in
and-but but-the to-it* and-and the-the in- in
a-but he-but said -in to-the of-and a-of
said-but they-but of -in in-and in- of s-and
Table 1: Word pairs with highest information gain.
Also ... removing
word pairs that appear less than 5 times, the re-
maining features were ranked by information gain
using the MALLET toolkit
1
.
Table 1 lists the word pairs with highest infor-
mation gain...
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Báo cáo khoa học: "Corpus-based Discourse Understanding in Spoken Dialogue Systems" pot
Ngày tải lên :
31/03/2014, 03:20
... is effective
in reducing the cost of creating the discourse un-
derstanding component in that no hand-crafted rules
are necessary. For statistical discourse understand-
ing, an initial system, ... collected in acousti-
cally insulated booths. The task domain was meet-
ing room reservation. Subjects were instructed to
reserve a meeting room on a certain date from a cer-
tain time to a certain ... discourse understand-
ing component. Since we are resolving the ambi-
guity of speech understanding from the discourse
point of view and not within the speech understand-
ing candidates, we assume...
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