نتایج جستجو برای: discourse topic

تعداد نتایج: 203010  

1993
Ruslan Mitkov

Paragraph-by-paragraph machine translation seems to be for now, an unjustifiably complicated task for practical needs. It involves the complete understanding of the paragraph, the determination of discourse topic(s), goals, intentions, so that the output can be produced in accordance with the respective discourse rules and purposes. However, recognizing topic, goal, intention by a computer prog...

2002
Ruslan Mitkov

Paragraph-by-paragraph machine translation seems to be for now, an unjustifiably complicated task for practical needs. It involves the complete understanding of the paragraph, the determination of discourse topic(s), goals, intentions, so that the output can be produced in accordance with the respective discourse rules and purposes. However, recognizing topic, goal, intention by a computer prog...

Journal: :Procesamiento del Lenguaje Natural 2009
Costanza Navarretta

In this paper we describe Danish and Italian parallel and comparable texts annotated with (co)referential chains and information about discourse topic shifts, and present an evaluation of the annotation. We also discuss general differences in the way referring expressions are used in Danish and Italian and present the analysis of the relation between the use of types of referring expression and...

2007
Petra Hansson

Discourse markers are words or phrases that function as indicators of the structure of discourse by e.g. signalling the beginning of a new topic. This study reports on the Swedish discourse markers men ‘but’/‘and’ and så ‘so’, their functions and prosodic correlates in dialogue.

1996
Daniel Hardt

Centering theory posits a discourse center, a distinguished discourse entity that is the topic of a discourse. A simplified version of this theory is developed in a Dynamic Semantics framework. In the resulting system, the mechanism of center shift allows a simple, elegant analysis of a variety of phenomena involving sloppy identity in ellipsis and “paycheck pronouns”.

Journal: :J. Artif. Intell. Res. 2009
Harr Chen S. R. K. Branavan Regina Barzilay David R. Karger

We present a novel Bayesian topic model for learning discourse-level document structure. Our model leverages insights from discourse theory to constrain latent topic assignments in a way that reflects the underlying organization of document topics. We propose a global model in which both topic selection and ordering are biased to be similar across a collection of related documents. We show that...

2009
Harr Chen S. R. K. Branavan Regina Barzilay David R. Karger

We present a novel Bayesian topic model for learning discourse-level document structure. Our model leverages insights from discourse theory to constrain latent topic assignments in a way that reflects the underlying organization of document topics. We propose a global model in which both topic selection and ordering are biased to be similar across a collection of related documents. We show that...

2009
H. Chen Harr Chen Regina Barzilay David R. Karger

We present a novel Bayesian topic model for learning discourse-level document structure. Our model leverages insights from discourse theory to constrain latent topic assignments in a way that reflects the underlying organization of document topics. We propose a global model in which both topic selection and ordering are biased to be similar across a collection of related documents. We show that...

Journal: :Procesamiento del Lenguaje Natural 2010
Iria da Cunha Eric SanJuan Juan-Manuel Torres-Moreno Marina Lloberes Irene Castellón

Nowadays discourse parsing is a very prominent research topic. However, there is not a discourse parser for Spanish texts. The first stage in order to develop this tool is discourse segmentation. In this work, we present DiSeg, the first discourse segmenter for Spanish that uses the framework of the Rhetorical Structure Theory (Mann and Thompson, 1988) and is based on lexical and syntactic rule...

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