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ICASSP
2008
IEEE
14 years 2 months ago
Universal switching portfolios under transaction costs
In this paper, we consider online (sequential) portfolio selection in a competitive algorithm framework under transaction costs. We construct a sequential algorithm for portfolio ...
Suleyman Serdar Kozat, Andrew C. Singer
ICDM
2008
IEEE
147views Data Mining» more  ICDM 2008»
14 years 2 months ago
Clustering Documents with Active Learning Using Wikipedia
Wikipedia has been applied as a background knowledge base to various text mining problems, but very few attempts have been made to utilize it for document clustering. In this pape...
Anna Huang, David N. Milne, Eibe Frank, Ian H. Wit...
ICDE
2007
IEEE
106views Database» more  ICDE 2007»
14 years 2 months ago
Mining Trajectory Databases via a Suite of Distance Operators
With the rapid progress of mobile devices and positioning technologies, Trajectory Databases (TD) have been in the core of database research during the last decade. Analysis and k...
Nikos Pelekis, Ioannis Kopanakis, Irene Ntoutsi, G...
IPPS
2005
IEEE
14 years 1 months ago
GUARD: Gossip Used for Autonomous Resource Detection
A growing trend in the development and deployment of grid computing systems is decentralization. Decentralizing these systems helps make them more scalable and robust, but poses s...
Sagnik Nandy, Larry Carter, Jeanne Ferrante
APGV
2005
ACM
107views Visualization» more  APGV 2005»
14 years 1 months ago
A multiresolution color model for visual difference prediction
How different are two images when viewed by a human observer? Such knowledge is needed in many situations including when one has to judge the degree to which a graphics representa...
David J. Tolhurst, Caterina Ripamonti, C. Alejandr...