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» A Novel Approach to Model NOW in Temporal Databases
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VLDB
2007
ACM
141views Database» more  VLDB 2007»
15 years 4 months ago
UQLIPS: A Real-time Near-duplicate Video Clip Detection System
Near-duplicate video clip (NDVC) detection is an important problem with a wide range of applications such as TV broadcast monitoring, video copyright enforcement, content-based vi...
Heng Tao Shen, Xiaofang Zhou, Zi Huang, Jie Shao, ...
ICDT
1999
ACM
99views Database» more  ICDT 1999»
15 years 2 months ago
Increasing the Expressiveness of Analytical Performance Models for Replicated Databases
The vast number of design options in replicated databases requires efficient analytical performance evaluations so that the considerable overhead of simulations or measurements can...
Matthias Nicola, Matthias Jarke
92
Voted
OTM
2005
Springer
15 years 3 months ago
Spatio-temporal Schema Integration with Validation: A Practical Approach
We propose to enhance a schema integration process with a validation phase employing logic-based data models. In our methodology, we validate the source schemas against the data mo...
Anastasiya Sotnykova, Nadine Cullot, Christelle Va...
CVPR
2012
IEEE
13 years 12 hour ago
A Unified Framework for Event Summarization and Rare Event Detection
A novel approach for event summarization and rare event detection is proposed. Unlike conventional methods that deal with event summarization and rare event detection independently...
Junseok Kwon and Kyoung Mu Lee
SSDBM
2003
IEEE
111views Database» more  SSDBM 2003»
15 years 3 months ago
Performance Evaluation of Spatio-temporal Selectivity Estimation Techniques
— Many novel spatio-temporal applications deal with moving objects. In such environments, a database typically maintains the initial position and the moving function for each obj...
Marios Hadjieleftheriou, George Kollios, Vassilis ...