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» Query operations for moving objects database systems
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LNCS
1993
15 years 6 months ago
Multimedia Database Systems
– In the past few years considerable demand for user oriented multimedia information systems has developed. These systems must provide a rich set of functionality so that new, co...
Arif Ghafoor, P. Bruce Berra
ICDE
2009
IEEE
138views Database» more  ICDE 2009»
15 years 6 days ago
Similarity Group-By
The identification and processing of similarities in the data play a key role in multiple application scenarios. Several types of similarity-aware operations have been studied in ...
Yasin N. Silva, Walid G. Aref, Mohamed H. Ali
DEXAW
2007
IEEE
157views Database» more  DEXAW 2007»
15 years 6 months ago
Dimensionality Reduction in a P2P System
Peers and data objects in the Hybrid Overlay Network (HON) are organized in a ndimensional feature space. As the dimensionality increases, peers and data objects become sparse and ...
Mouna Kacimi, Kokou Yétongnon
GIS
2004
ACM
16 years 3 months ago
Supporting spatial aggregation in sensor network databases
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
Mehdi Sharifzadeh, Cyrus Shahabi
VLDB
1994
ACM
132views Database» more  VLDB 1994»
15 years 6 months ago
Modelling and Querying Video Data
As video data is penetrating many information systems the need for database support for video data evolves. In this paper we present a generic data model that captures the structu...
Rune Hjelsvold, Roger Midtstraum