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IJCNLP
2005
Springer
15 years 9 months ago
Exploring Syntactic Relation Patterns for Question Answering
Abstract. In this paper, we explore the syntactic relation patterns for opendomain factoid question answering. We propose a pattern extraction method to extract the various relatio...
Dan Shen, Geert-Jan M. Kruijff, Dietrich Klakow
157
Voted
EUROPAR
2000
Springer
15 years 7 months ago
Ahnentafel Indexing into Morton-Ordered Arrays, or Matrix Locality for Free
Abstract. Definitions for the uniform representation of d-dimensional matrices serially in Morton-order (or Z-order) support both their use with cartesian indices, and their divide...
David S. Wise
EMNLP
2010
15 years 1 months ago
Top-Down Nearly-Context-Sensitive Parsing
We present a new syntactic parser that works left-to-right and top down, thus maintaining a fully-connected parse tree for a few alternative parse hypotheses. All of the commonly ...
Eugene Charniak
POPL
2002
ACM
16 years 4 months ago
The first-order theory of subtyping constraints
We investigate the first-order theory of subtyping constraints. We show that the first-order theory of nonstructural subtyping is undecidable, and we show that in the case where a...
Zhendong Su, Alexander Aiken, Joachim Niehren, Tim...
SDM
2009
SIAM
130views Data Mining» more  SDM 2009»
16 years 1 months ago
Grammar Mining.
We introduce the problem of grammar mining, where patterns are context-free grammars, as a generalization of a large number of common pattern mining tasks, such as tree, sequence ...
Luc De Raedt, Siegfried Nijssen