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» Unsupervised Semantic Parsing
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ACL
2008
13 years 11 months ago
Unsupervised Discovery of Generic Relationships Using Pattern Clusters and its Evaluation by Automatically Generated SAT Analogy
We present a novel framework for the discovery and representation of general semantic relationships that hold between lexical items. We propose that each such relationship can be ...
Dmitry Davidov, Ari Rappoport
ACL
2006
13 years 11 months ago
A Bootstrapping Approach to Unsupervised Detection of Cue Phrase Variants
We investigate the unsupervised detection of semi-fixed cue phrases such as "This paper proposes a novel approach. . . 1" from unseen text, on the basis of only a handfu...
Rashid M. Abdalla, Simone Teufel
NAACL
2003
13 years 11 months ago
Unsupervised methods for developing taxonomies by combining syntactic and statistical information
This paper describes an unsupervised algorithm for placing unknown words into a taxonomy and evaluates its accuracy on a large and varied sample of words. The algorithm works by ï...
Dominic Widdows
EMNLP
2004
13 years 11 months ago
Calibrating Features for Semantic Role Labeling
This paper takes a critical look at the features used in the semantic role tagging literature and show that the information in the input, generally a syntactic parse tree, has yet...
Nianwen Xue, Martha Palmer
COLING
2010
13 years 5 months ago
Semantic Classification of Automatically Acquired Nouns using Lexico-Syntactic Clues
In this paper, we present a two-stage approach to acquire Japanese unknown morphemes from text with full POS tags assigned to them. We first acquire unknown morphemes only making ...
Yugo Murawaki, Sadao Kurohashi