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» On Dynamic Bit-Probe Complexity
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CVPR
2003
IEEE
16 years 26 days ago
Evaluation of Local Models of Dynamic Backgrounds
Background subtraction is the first step of many video surveillance applications. What is considered background varies by application, and may include regular, systematic, or comp...
Robert Pless, John Larson, Scott Siebers, Ben West...
ICDE
1999
IEEE
89views Database» more  ICDE 1999»
16 years 6 days ago
Relative Prefix Sums: An Efficient Approach for Querying Dynamic OLAP Data Cubes
Range sum queries on data cubes are a powerful tool for analysis. A range sum query applies an aggregation operation (e.g., SUM) over all selected cells in a data cube, where the ...
Steven Geffner, Divyakant Agrawal, Amr El Abbadi, ...
WWW
2008
ACM
15 years 11 months ago
Dynamic cost-per-action mechanisms and applications to online advertising
We study the Cost-Per-Action or Cost-Per-Acquisition (CPA) charging scheme in online advertising. In this scheme, instead of paying per click, the advertisers pay only when a user...
Hamid Nazerzadeh, Amin Saberi, Rakesh Vohra
CHI
2007
ACM
15 years 11 months ago
Dynamic shared visual spaces: experimenting with automatic camera control in a remote repair task
We present an experimental study of automatic camera control in the performance of collaborative remote repair tasks using video-mediated communication. Twelve pairs of participan...
Abhishek Ranjan, Jeremy P. Birnholtz, Ravin Balakr...
AINA
2009
IEEE
15 years 5 months ago
A Fast and Memory Efficient Dynamic IP Lookup Algorithm Based on B-Tree
—This paper deals with the traditional IP address lookup problem with fast updates. We propose a B-tree data structure, called MMSPT (Multiway Most Specific Prefix Tree), which i...
Yeim-Kuan Chang, Yung-Chieh Lin