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» Approximating Extended Answer Sets
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ICIP
2000
IEEE
15 years 11 months ago
3-D Reconstruction of Real-World Objects Using Extended Voxels
In this paper we present a voxel-based 3-D reconstruction technique that computes a set of non-transparent object surface voxels from a given set of calibrated camera views. We sh...
Eckehard G. Steinbach, Bernd Girod, Peter Eisert, ...
BTW
2005
Springer
142views Database» more  BTW 2005»
15 years 3 months ago
Self-Extending Peer Data Management
Abstract: Peer data management systems (PDMS) are the natural extension of integrated information systems. Conventionally, a single integrating system manages an integrated schema,...
Ralf Heese, Sven Herschel, Felix Naumann, Armin Ro...
TPDS
2008
120views more  TPDS 2008»
14 years 9 months ago
A New Storage Scheme for Approximate Location Queries in Object-Tracking Sensor Networks
Energy efficiency is one of the most critical issues in the design of wireless sensor networks. Observing that many sensor applications for object tracking can tolerate a certain d...
Jianliang Xu, Xueyan Tang, Wang-Chien Lee
SIGMOD
2002
ACM
134views Database» more  SIGMOD 2002»
15 years 9 months ago
Wavelet synopses with error guarantees
Recent work has demonstrated the effectiveness of the wavelet decomposition in reducing large amounts of data to compact sets of wavelet coefficients (termed "wavelet synopse...
Minos N. Garofalakis, Phillip B. Gibbons
SIGMOD
2004
ACM
160views Database» more  SIGMOD 2004»
15 years 9 months ago
Extending Query Rewriting Techniques for Fine-Grained Access Control
Current day database applications, with large numbers of users, require fine-grained access control mechanisms, at the level of individual tuples, not just entire relations/views,...
Shariq Rizvi, Alberto O. Mendelzon, S. Sudarshan, ...