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» A Composite Stabilizing Data Structure
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SIGMOD
1999
ACM
136views Database» more  SIGMOD 1999»
13 years 12 months ago
Query Rewriting for Semistructured Data
We address the problem of query rewriting for TSL, a language for querying semistructured data. We develop and present an algorithm that, given a semistructured query q and a set ...
Yannis Papakonstantinou, Vasilis Vassalos
LOPSTR
2001
Springer
13 years 12 months ago
On Deforesting Parameters of Accumulating Maps
Abstract. Deforestation is a well-known program transformation technique which eliminates intermediate data structures that are passed between functions. One of its weaknesses is t...
Kazuhiko Kakehi, Robert Glück, Yoshihiko Futa...
TVCG
2010
147views more  TVCG 2010»
13 years 5 months ago
Edge Aware Anisotropic Diffusion for 3D Scalar Data
—In this paper we present a novel anisotropic diffusion model targeted for 3D scalar field data. Our model preserves material boundaries as well as fine tubular structures whil...
Zahid Hossain, Torsten Möller
HPCC
2005
Springer
14 years 1 months ago
Distributed Query Optimization in the Stack-Based Approach
Abstract. We consider query execution strategies for object-oriented distributed databases. There are several scenarios of query decomposition, assuming that the corresponding quer...
Hanna Kozankiewicz, Krzysztof Stencel, Kazimierz S...
PODS
2004
ACM
158views Database» more  PODS 2004»
14 years 7 months ago
Composing Schema Mappings: Second-Order Dependencies to the Rescue
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Ronald Fagin, Phokion G. Kolaitis, Lucian Popa, Wa...