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AMS
1999
Springer
88views Robotics» more  AMS 1999»
14 years 3 months ago
Global konsistente visuelle Lokalisation ohne vorgegebene Karte
Udo Frese, M. Hörmann, Berthold Bäuml, G...
COMPUTING
1999
128views more  COMPUTING 1999»
13 years 10 months ago
A Multigrid Method for Nonconforming FE-Discretisations with Application to Non-Matching Grids
Nonconforming finite element discretisations require special care in the construction of the prolongation andrestrictioninthemultigridprocess. Inthispaper,ageneralschemeisproposed...
Dietrich Braess, Maksimillian Dryja, Wolfgang Hack...
VLDB
1999
ACM
131views Database» more  VLDB 1999»
14 years 3 months ago
High-Performance Extensible Indexing
Today’s object-relational DBMSs (ORDBMSs) are designed to support novel application domains by providing an extensible architecture, supplemented by domain-specific database ex...
Marcel Kornacker
GM
1999
Springer
14 years 3 months ago
Piecewise Linear Wavelets Over Type-2 Triangulations
: The idea of summing pairs of so-called semi-wavelets has been found to be very useful for constructing piecewise linear wavelets over refinements of arbitrary triangulations. In...
Michael S. Floater, Ewald G. Quak
STOC
1999
ACM
123views Algorithms» more  STOC 1999»
14 years 3 months ago
Covering Rectilinear Polygons with Axis-Parallel Rectangles
We give an O( log n) factor approximation algorithm for covering a rectilinear polygon with holes using axis-parallel rectangles. This is the first polynomial time approximation a...
V. S. Anil Kumar, H. Ramesh