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ICDE
2010
IEEE
282views Database» more  ICDE 2010»
16 years 4 months ago
Quantile-Based KNN Over Multi-Valued Objects
K Nearest Neighbor search has many applications including data mining, multi-media, image processing, and monitoring moving objects. In this paper, we study the problem of KNN over...
Wenjie Zhang, Xuemin Lin, Muhammad Aamir Cheema, Y...
IWEC
2004
15 years 5 months ago
New Behavioural Approaches for Virtual Environments
We describe a new approach to the behaviour of 3D environments that supports the definition of physical processes and interactive phenomena. The work takes as a starting point the ...
Marc Cavazza, Simon Hartley, Jean-Luc Lugrin, Paol...
DCOSS
2008
Springer
15 years 6 months ago
On the Deterministic Tracking of Moving Objects with a Binary Sensor Network
This paper studies the problem of associating deterministically a track revealed by a binary sensor network with the trajectory of a unique moving anonymous object, namely the Mult...
Yann Busnel, Leonardo Querzoni, Roberto Baldoni, M...
SSDBM
2005
IEEE
128views Database» more  SSDBM 2005»
15 years 10 months ago
Fuzzy Decomposition of Spatially Extended Objects
Modern database applications including computer-aided design, multimedia information systems, medical imaging, molecular biology, or geographical information systems impose new re...
Hans-Peter Kriegel, Martin Pfeifle
131
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ACISP
1998
Springer
15 years 8 months ago
Meta Objects for Access Control: Role-Based Principals
Abstract. Most current object-based distributed systems support access control lists for access control. However, it is difficult to determine which principal information to use fo...
Thomas Riechmann, Jürgen Kleinöder