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» On Moving Object Queries
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EDBT
2002
ACM
139views Database» more  EDBT 2002»
16 years 6 months ago
Aggregate Processing of Planar Points
Abstract. Aggregate window queries return summarized information about objects that fall inside a query rectangle (e.g., the number of objects instead of their concrete ids). Tradi...
Yufei Tao, Dimitris Papadias, Jun Zhang
DPD
2002
168views more  DPD 2002»
15 years 5 months ago
Evolutionary Algorithms for Allocating Data in Distributed Database Systems
A major cost in executing queries in a distributed database system is the data transfer cost incurred in transferring relations (fragments) accessed by a query from different sites...
Ishfaq Ahmad, Kamalakar Karlapalem, Yu-Kwong Kwok,...
GIS
2006
ACM
16 years 7 months ago
Distance join queries on spatial networks
The result of a distance join operation on two sets of objects R, S on a spatial network G is a set P of object pairs <p, q>, p R, q S such that the distance of an object ...
Jagan Sankaranarayanan, Houman Alborzi, Hanan Same...
IJCV
2010
184views more  IJCV 2010»
15 years 4 months ago
A 3D Shape Retrieval Framework Supporting Multimodal Queries
This paper presents a unified framework for 3D shape retrieval. The method supports multimodal queries (2D images, sketches, 3D objects) by introducing a novel view-based approach...
Petros Daras, Apostolos Axenopoulos
CORR
2011
Springer
175views Education» more  CORR 2011»
15 years 1 months ago
A Novel Probabilistic Pruning Approach to Speed Up Similarity Queries in Uncertain Databases
Abstract— In this paper, we propose a novel, effective and efficient probabilistic pruning criterion for probabilistic similarity queries on uncertain data. Our approach support...
Thomas Bernecker, Tobias Emrich, Hans-Peter Kriege...