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ICDE
2008
IEEE
182views Database» more  ICDE 2008»
16 years 1 months ago
Two-phase schema matching in real world relational databases
— We propose a new approach to the problem of schema matching in relational databases that merges the hybrid and composite approach of combining multiple individual matching tech...
Nikolaos Bozovic, Vasilis Vassalos
DASFAA
2003
IEEE
99views Database» more  DASFAA 2003»
16 years 1 hour ago
Scalable View Expansion in a Peer Mediator System
To integrate many data sources we use a peer mediator framework where views defined in the peers are logically composed in terms of each other. A common approach to execute queri...
Timour Katchaounov, Vanja Josifovski, Tore Risch
SIGGRAPH
1996
ACM
15 years 11 months ago
Superior Augmented Reality Registration by Integrating Landmark Tracking and Magnetic Tracking
Accurate registration between real and virtual objects is crucial for augmented reality applications. Existing tracking methods are individually inadequate: magnetic trackers are ...
Andrei State, Gentaro Hirota, David T. Chen, Willi...

Publication
277views
17 years 6 months ago
LUGrid: Update-tolerant Grid-based Indexing for Moving Objects
Indexing moving objects is a fundamental issue in spatiotemporal databases. In this paper, we propose an adaptive Lazy-Update Grid-based index (LUGrid, for short) that minimizes th...
Xiaopeng Xiong, Mohamed F. Mokbel, Walid G. Aref
CVPR
2000
IEEE
16 years 8 months ago
A Semi-Automatic Method for Resolving Occlusion in Augmented Reality
Realistic merging of virtual and real objects requires that the augmented patterns be correctly occluded by foreground objects. In this paper, we propose a semi-automatic method f...
Vincent Lepetit, Marie-Odile Berger