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AAAI
2012
9 years 7 months ago
Modeling Textual Cohesion for Event Extraction
Event extraction systems typically locate the role fillers for an event by analyzing sentences in isolation and identifying each role filler independently of the others. We argu...
Ruihong Huang, Ellen Riloff
ACL
2012
9 years 7 months ago
Towards the Unsupervised Acquisition of Discourse Relations
This paper describes a novel approach towards the empirical approximation of discourse relations between different utterances in texts. Following the idea that every pair of event...
Christian Chiarcos
ACL
2012
9 years 7 months ago
Chinese Comma Disambiguation for Discourse Analysis
The Chinese comma signals the boundary of discourse units and also anchors discourse relations between adjacent text spans. In this work, we propose a discourse structureoriented ...
Yaqin Yang, Nianwen Xue
ACL
2012
9 years 7 months ago
PDTB-style Discourse Annotation of Chinese Text
We describe a discourse annotation scheme for Chinese and report on the preliminary results. Our scheme, inspired by the Penn Discourse TreeBank (PDTB), adopts the lexically groun...
Yuping Zhou, Nianwen Xue
KCAP
2011
ACM
10 years 8 months ago
Eliciting hierarchical structures from enumerative structures for ontology learning
Some discourse structures such as enumerative structures have typographical, punctuational and laying out characteristics which (1) make them easily identifiable and (2) convey hi...
Mouna Kamel, Bernard Rothenburger
BMCBI
2011
10 years 9 months ago
The Biomedical Discourse Relation Bank
Background: Identification of discourse relations, such as causal and contrastive relations, between situations mentioned in text is an important task for biomedical text-mining. ...
Rashmi Prasad, Susan McRoy, Nadya Frid, Aravind K....
ACL
2009
11 years 3 months ago
Genre distinctions for discourse in the Penn TreeBank
Articles in the Penn TreeBank were identified as being reviews, summaries, letters to the editor, news reportage, corrections, wit and short verse, or quarterly profit reports. Al...
Bonnie L. Webber
SIGDIAL
2010
11 years 3 months ago
Towards Semi-Supervised Classification of Discourse Relations using Feature Correlations
Two of the main corpora available for training discourse relation classifiers are the RST Discourse Treebank (RST-DT) and the Penn Discourse Treebank (PDTB), which are both based ...
Hugo Hernault, Danushka Bollegala, Mitsuru Ishizuk...
ACL
1992
11 years 6 months ago
Conversational Implicatures in Indirect Replies
I In this paper we present algorithms for the interpretation and generation of a kind of particularized conversational implicature occurring in certain indirect replies. Our algori...
Nancy Green, Sandra Carberry
AAAI
2006
11 years 6 months ago
Negation, Contrast and Contradiction in Text Processing
This paper describes a framework for recognizing contradictions between multiple text sources by relying on three forms of linguistic information: (a) negation; (b) antonymy; and ...
Sanda M. Harabagiu, Andrew Hickl, V. Finley Lacatu...
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