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DEXAW
2002
IEEE
102views Database» more  DEXAW 2002»
15 years 11 months ago
Indexing Mobile Objects on the Plane
We present a method to index objects moving on the plane in order to efficiently answer range queries about their position in the future. This problem is motivated by real-life a...
Dimitris Papadopoulos, George Kollios, Dimitrios G...
ESOP
2000
Springer
15 years 9 months ago
Improving the Representation of Infinite Trees to Deal with Sets of Trees
In order to deal efficiently with infinite regular trees (or other pointed graph structures), we give new algorithms to store such structures. The trees are stored in such a way th...
Laurent Mauborgne
PLILP
1994
Springer
15 years 9 months ago
Deriving Residual Reference Count Garbage Collectors
We present a strategy to derive an efficient reference count garbage collector for any applicative program by only modifying it on the source code level. The key to the approach is...
Wolfram Schulte
ECCV
2008
Springer
16 years 8 months ago
A Lattice-Preserving Multigrid Method for Solving the Inhomogeneous Poisson Equations Used in Image Analysis
Abstract. The inhomogeneous Poisson (Laplace) equation with internal Dirichlet boundary conditions has recently appeared in several applications ranging from image segmentation [1,...
Leo Grady
ICDE
2006
IEEE
112views Database» more  ICDE 2006»
16 years 7 months ago
XSEED: Accurate and Fast Cardinality Estimation for XPath Queries
We propose XSEED, a synopsis of path queries for cardinality estimation that is accurate, robust, efficient, and adaptive to memory budgets. XSEED starts from a very small kernel,...
Ashraf Aboulnaga, Ihab F. Ilyas, M. Tamer Özs...