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TAMC
2007
Springer
16 years 21 days ago
Kernelizations for Parameterized Counting Problems
Abstract. Kernelizations are an important tool in designing fixed parameter algorithms for parameterized decision problems. We introduce an analogous notion for counting problems,...
Marc Thurley
SSD
2001
Springer
120views Database» more  SSD 2001»
15 years 11 months ago
On Multi-way Spatial Joins with Direction Predicates
Spatial joins are fundamental in spatial databases. Over the last decade, the primary focus of research has been on joins with the predicate “region intersection.” In modern da...
Hongjun Zhu, Jianwen Su, Oscar H. Ibarra
ICDT
2010
ACM
195views Database» more  ICDT 2010»
15 years 10 months ago
Answering Non-Monotonic Queries in Relational Data Exchange
Relational data exchange deals with translating a relational database instance over some source schema into a relational database instance over some target schema, according to a ...
André Hernich
RTSS
1992
IEEE
15 years 10 months ago
Allocation of periodic task modules with precedence and deadline constraints in distributed real-time systems
This paper addresses the problem of allocating (assigning and scheduling) periodic task modules to processing nodes in distributed real-time systems subject to task precedence and ...
Chao-Ju Hou, Kang G. Shin
SBBD
2004
119views Database» more  SBBD 2004»
15 years 8 months ago
Computing the Dependency Basis for Nested List Attributes
Multi-valued dependencies (MVDs) are an important class of constraints that is fundamental for relational database design. Although modern applications increasingly require the su...
Sven Hartmann, Sebastian Link