Sciweavers

NAACL
2010
13 years 9 months ago
Creating Local Coherence: An Empirical Assessment
Two of the mechanisms for creating natural transitions between adjacent sentences in a text, resulting in local coherence, involve discourse relations and switches of focus of att...
Annie Louis, Ani Nenkova
INLG
2010
Springer
13 years 9 months ago
Anchor-Progression in Spatially Situated Discourse: a Production Experiment
The paper presents two models for producing and understanding situationally appropriate referring expressions (REs) during a discourse about large-scale space. The models are eval...
Hendrik Zender, Christopher Koppermann, Fai Greeve...
EMNLP
2010
13 years 9 months ago
A Semi-Supervised Approach to Improve Classification of Infrequent Discourse Relations Using Feature Vector Extension
Several recent discourse parsers have employed fully-supervised machine learning approaches. These methods require human annotators to beforehand create an extensive training corp...
Hugo Hernault, Danushka Bollegala, Mitsuru Ishizuk...
TAL
2010
Springer
13 years 9 months ago
Automatic Learning of Discourse Relations in Swedish Using Cue Phrases
Abstract. This paper describes experiments to extract discourse relations holding between two text spans in Swedish. We considered three relation types: cause-explanation-evidence ...
Stefan Karlsson, Pierre Nugues
CORR
2010
Springer
186views Education» more  CORR 2010»
13 years 10 months ago
A PDTB-Styled End-to-End Discourse Parser
We have developed a full discourse parser in the Penn Discourse Treebank (PDTB) style. Our trained parser first identifies all discourse and non-discourse relations, locates and...
Ziheng Lin, Hwee Tou Ng, Min-Yen Kan
IIE
2008
188views more  IIE 2008»
13 years 11 months ago
Exploring Individual and Collaborative Dimensions of Knowledge Building in an Online Learning Community of Practice
Abstract. An exploratory study of students' engagement in online learning and knowledge building is presented in this paper. Learning in an online community, composed of stude...
Lina Markauskaite, Louise M. Sutherland
CORR
1998
Springer
145views Education» more  CORR 1998»
13 years 11 months ago
Anchoring a Lexicalized Tree-Adjoining Grammar for Discourse
We here explore a "fully" lexicalized Tree-Adjoining Grammar for discourse that takes the basic elements of a (monologic) discourse to be not simply clauses, but larger ...
Bonnie L. Webber, Aravind K. Joshi
CORR
1998
Springer
153views Education» more  CORR 1998»
13 years 11 months ago
Identifying Discourse Markers in Spoken Dialog
In this paper, we present a method for identifying discourse marker usage in spontaneous speech based on machine learning. Discourse markers are denoted by special POS tags, and t...
Peter A. Heeman, Donna K. Byron, James F. Allen
COGSCI
2004
96views more  COGSCI 2004»
13 years 11 months ago
D-LTAG: extending lexicalized TAG to discourse
This paper surveys work on applying the insights of lexicalized grammars to low-level discourse, to show the value of positing an autonomous grammar for low-level discourse in whi...
Bonnie L. Webber
ACL
1990
14 years 18 days ago
Mixed Initiative in Dialogue: An Investigation into Discourse Segmentation
Conversation between two people is usually of MIXED-INITIATIVE, with CONTROL over the conversation being transferred from one person to another. We apply a set of rules for the tr...
Marilyn A. Walker, Steve Whittaker