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» Querying Continuous Time Sequences
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112
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SIGMOD
2009
ACM
172views Database» more  SIGMOD 2009»
15 years 7 months ago
Self-organizing tuple reconstruction in column-stores
Column-stores gained popularity as a promising physical design alternative. Each attribute of a relation is physically stored as a separate column allowing queries to load only th...
Stratos Idreos, Martin L. Kersten, Stefan Manegold
CVDB
2005
ACM
15 years 2 months ago
Optimizing progressive query-by-example over pre-clustered large image databases
The typical mode for querying in an image content-based information system is query-by-example, which allows the user to provide an image as a query and to search for similar imag...
Anicet Kouomou Choupo, Laure Berti-Equille, Annie ...
ESA
2010
Springer
185views Algorithms» more  ESA 2010»
15 years 1 months ago
Fast Routing in Very Large Public Transportation Networks Using Transfer Patterns
We show how to route on very large public transportation networks (up to half a billion arcs) with average query times of a few milliseconds. We take into account many realistic fe...
Hannah Bast, Erik Carlsson, Arno Eigenwillig, Robe...
208
Voted
CGF
2011
14 years 7 months ago
A Parallel SPH Implementation on Multi-Core CPUs
This paper presents a parallel framework for simulating fluids with the Smoothed Particle Hydrodynamics (SPH) method. For low computational costs per simulation step, efficient ...
Markus Ihmsen, Nadir Akinci, Markus Becker, Matthi...
EDBT
2006
ACM
194views Database» more  EDBT 2006»
16 years 20 days ago
Hermes - A Framework for Location-Based Data Management
The aim of this paper is to demonstrate Hermes, a robust framework capable of aiding a spatio-temporal database developer in modeling, constructing and querying a database with dyn...
Nikos Pelekis, Yannis Theodoridis, Spyros Vosinaki...