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PODS
2005
ACM
118views Database» more  PODS 2005»
14 years 7 months ago
On the complexity of division and set joins in the relational algebra
We show that any expression of the relational division operator in the relational algebra with union, difference, projection, selection, constant-tagging, and joins, must produce ...
Dirk Leinders, Jan Van den Bussche
IDEAL
2004
Springer
14 years 29 days ago
Mining Large Engineering Data Sets on the Grid Using AURA
AURA (Advanced Uncertain Reasoning Architecture) is a parallel pattern matching technology intended for high-speed approximate search and match operations on large unstructured dat...
Bojian Liang, Jim Austin
CW
2003
IEEE
14 years 27 days ago
Mesh Generation and Refinement of Polygonal Data Sets
This paper presents work in progress and continues a project devoted to developing shape modeling system based on implementation of radial based function (RBF) technology. In this...
Vladimir V. Savchenko, Irina B. Semenova, Nikita K...
EACL
2009
ACL Anthology
14 years 8 months ago
Parsing Mildly Non-Projective Dependency Structures
We present novel parsing algorithms for several sets of mildly non-projective dependency structures. First, we define a parser for well-nested structures of gap degree at most 1, ...
Carlos Gómez-Rodríguez, David J. Wei...
KI
2008
Springer
13 years 7 months ago
Interpreting Motion Expressions in Route Instructions Using Two Projection-Based Spatial Models
This paper explores the applicability of two formal models of spatial relations, Double Cross and RfDL3-12, to interpret some typical expressions that people use for describing a r...
Yohei Kurata, Hui Shi