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» Efficient Join Processing for Complex Rasterized Objects
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EDBT
2004
ACM
126views Database» more  EDBT 2004»
14 years 7 months ago
Spatial Queries in the Presence of Obstacles
Despite the existence of obstacles in many database applications, traditional spatial query processing utilizes the Euclidean distance metric assuming that points in space are dire...
Jun Zhang, Dimitris Papadias, Kyriakos Mouratidis,...
JUCS
2002
231views more  JUCS 2002»
13 years 7 months ago
Efficient Content-Based and Metadata Retrieval in Image Database
: Managing image data in a database system using metadata has been practiced since the last two decades. However, describing an image fully and adequately with metadata is practica...
Solomon Atnafu, Richard Chbeir, Lionel Brunie
VLDB
1995
ACM
129views Database» more  VLDB 1995»
13 years 11 months ago
A Cost Model for Clustered Object-Oriented Databases
Query processing is one of the most, critical issues in Object-Oriented DBMSs. Extensible opt,imizers with efficient, search strategies require a cost model to select the most eff...
Georges Gardarin, Jean-Robert Gruser, Zhao-Hui Tan...
ICASSP
2011
IEEE
12 years 11 months ago
Network-MIMO backhauling for QOS-constrained relay transmission
1 A relay station (RS)-based cellular system deployment is considered, where multiple base stations (BS) cooperate in the BSRS in-band transmission for the downlink. With the joint...
Josep Vidal, Adrian Agustin, Sandra Lagen, Eduard ...
ICIP
2001
IEEE
14 years 9 months ago
Robust fast extraction of video objects combining frame differences and adaptive reference image
This paper introduces a video object segmentation algorithm developed in the context of the European project Art.live1 where constraints on the quality of segmentation and the pro...
Alice Caplier, Laurent Bonnaud, Jean-Marc Chassery