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ICDE
2000
IEEE
121views Database» more  ICDE 2000»
14 years 9 months ago
Creating a Customized Access Method for Blobworld
We present the design and analysis of a customized access method for the content-based image retrieval system, Blobworld. Using the amdb access method analysis tool, we analyzed t...
Megan Thomas, Chad Carson, Joseph M. Hellerstein
SDMW
2004
Springer
14 years 1 months ago
A Flexible Framework for Architecting XML Access Control Enforcement Mechanisms
Abstract. Due to the growing interest in XML security, various access control schemes have been proposed recently. However, little effort has been put forth to facilitate a unifor...
Bo Luo, Dongwon Lee, Wang-Chien Lee, Peng Liu
ECCV
2006
Springer
14 years 4 days ago
Learning Semantic Scene Models by Trajectory Analysis
Abstract. In this paper, we describe an unsupervised learning framework to segment a scene into semantic regions and to build semantic scene models from longterm observations of mo...
Xiaogang Wang, Kinh Tieu, Eric Grimson
ER
2007
Springer
157views Database» more  ER 2007»
14 years 2 months ago
Perceived vs. Measured Quality of Conceptual Schemas: An Experimental Comparison
Frequently the behaviour of an information system is functionally correct, but it does not meet some quality criteria, such as completeness, consistency, and usability. One way to...
Samira Si-Said Cherfi, Jacky Akoka, Isabelle Comyn...
CEC
2007
IEEE
13 years 10 months ago
A novel general framework for evolutionary optimization: Adaptive fuzzy fitness granulation
— Computational complexity is a major challenge in evolutionary algorithms due to their need for repeated fitness function evaluations. Here, we aim to reduce number of fitness f...
Mohsen Davarynejad, Mohammad R. Akbarzadeh-Totonch...