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» On Relationships Between Query Models
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DBSEC
2009
130views Database» more  DBSEC 2009»
13 years 11 months ago
Implementing Reflective Access Control in SQL
Reflective Database Access Control (RDBAC) is a model in which a database privilege is expressed as a database query itself, rather than as a static privilege in an access control ...
Lars E. Olson, Carl A. Gunter, William R. Cook, Ma...
CORR
2006
Springer
148views Education» more  CORR 2006»
13 years 10 months ago
Budget Optimization in Search-Based Advertising Auctions
Internet search companies sell advertisement slots based on users' search queries via an auction. While there has been previous work on the auction process and its game-theor...
Jon Feldman, S. Muthukrishnan, Martin Pál, ...
CGF
2007
158views more  CGF 2007»
13 years 10 months ago
Soft Articulated Characters with Fast Contact Handling
Fast contact handling of soft articulated characters is a computationally challenging problem, in part due to complex interplay between skeletal and surface deformation. We presen...
Nico Galoppo, Miguel A. Otaduy, Serhat Tekin, Mark...
JSW
2008
113views more  JSW 2008»
13 years 10 months ago
Semantic Information Retrieval Based on Fuzzy Ontology for Electronic Commerce
Information retrieval is the important work for Electronic Commerce. Ontology-based semantic retrieval is a hotspot of current research. In order to achieve fuzzy semantic retrieva...
Jun Zhai, Yiduo Liang, Yi Yu, Jiatao Jiang
EWC
2007
102views more  EWC 2007»
13 years 10 months ago
Interactive collision detection in three-dimensional visualizations of simulated construction operations
This paper presents research that led to the design and implementation of fast and interactive collision detection methods that can be used to identify and report undesirable conï¬...
Vineet R. Kamat, Julio C. Martínez