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IDA
2008
Springer
15 years 7 months ago
Mining frequent items in a stream using flexible windows
We study the problem of finding frequent items in a continuous stream of itemsets. A new frequency measure is introduced, based on a flexible window length. For a given item, its ...
Toon Calders, Nele Dexters, Bart Goethals
IJAMC
2008
76views more  IJAMC 2008»
15 years 7 months ago
The HyperVerse: concepts for a federated and Torrent-based '3D Web'
The vision of a "3D Web" as a combination of massive online virtual environments and today's WWW currently attracts a lot of attention. While it provides a multitude...
Jean Botev, Alexander Höhfeld, Hermann Schlos...
EMINDS
2007
90views more  EMINDS 2007»
15 years 7 months ago
Designing A Smart Shopping-aid System Based on Human-Centered Approach
Abstract We introduce our human-centered approach for designing a ubiquitous computing system which aims at providing a better experience for shoppers at a supermarket. We investig...
Hiroshi Tamura, Tamami Sugasaka, Kazuhiro Ueda
JUCS
2006
124views more  JUCS 2006»
15 years 7 months ago
Variations on Itai-Rodeh Leader Election for Anonymous Rings and their Analysis in PRISM
Abstract: We present two probabilistic leader election algorithms for anonymous unidirectional rings with FIFO channels, based on an algorithm from Itai and Rodeh [Itai and Rodeh 1...
Wan Fokkink, Jun Pang
SIAMJO
2008
105views more  SIAMJO 2008»
15 years 7 months ago
On Stability of Multistage Stochastic Programs
We study the quantitative stability of linear multistage stochastic programs under perturbations of the underlying stochastic processes. It is shown that the optimal values behave...
Christian Küchler