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COLING
2008
13 years 9 months ago
Easily Identifiable Discourse Relations
We present a corpus study of local discourse relations based on the Penn Discourse Tree Bank, a large manually annotated corpus of explicitly or implicitly realized relations. We ...
Emily Pitler, Mridhula Raghupathy, Hena Mehta, Ani...
EMNLP
2010
13 years 5 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...
ACL
2012
11 years 10 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
LREC
2010
165views Education» more  LREC 2010»
13 years 9 months ago
Corpus-based Semantics of Concession: Where do Expectations Come from?
In this paper, we discuss our analysis and resulting new annotations of Penn Discourse Treebank (PDTB) data tagged as Concession. Concession arises whenever one of the two argumen...
Livio Robaldo, Eleni Miltsakaki, Alessia Bianchini
LREC
2008
129views Education» more  LREC 2008»
13 years 9 months ago
Anaphoric Annotation in the ARRAU Corpus
Arrau is a new corpus annotated for anaphoric relations, with information about agreement and explicit representation of multiple nts for ambiguous anaphoric expressions and disco...
Massimo Poesio, Ron Artstein