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JODS
2006
135views Data Mining» more  JODS 2006»
15 years 7 months ago
Managing Uncertainty in Schema Matching with Top-K Schema Mappings
In this paper, we propose to extend current practice in schema matching with the simultaneous use of top-K schema mappings rather than a single best mapping. This is a natural ext...
Avigdor Gal
TKDE
2008
177views more  TKDE 2008»
15 years 7 months ago
Analyzing and Managing Role-Based Access Control Policies
Today more and more security-relevant data is stored on computer systems; security-critical business processes are mapped to their digital counterparts. This situation applies to ...
Karsten Sohr, Michael Drouineaud, Gail-Joon Ahn, M...
JHSN
2002
119views more  JHSN 2002»
15 years 7 months ago
On the efficacy of quality, frame rate, and buffer management for video streaming across best-effort networks
In this paper, we propose a mechanism that supports the high quality streaming and adaptation of stored, constant-quality video across best-effort networks. The difficulty in the d...
Wu-chi Feng
SSDBM
2003
IEEE
105views Database» more  SSDBM 2003»
16 years 26 days ago
Development of an Informatics Tool for Crystallography Laboratory Administrators
With increased demand for storage of scientific data comes a corresponding demand for efficient retrieval mechanisms necessary for analytical and reporting purposes. As is often...
Leah Sandvoss, Dennis P. Groth
ICDE
2008
IEEE
161views Database» more  ICDE 2008»
16 years 9 months ago
COLR-Tree: Communication-Efficient Spatio-Temporal Indexing for a Sensor Data Web Portal
Abstract-- We present COLR-Tree, an abstraction layer designed to support efficient spatio-temporal queries on live data gathered from a large collection of sensors. We use COLR-Tr...
Yanif Ahmad, Suman Nath