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IPTPS
2005
Springer
15 years 12 months ago
Clustering in P2P Exchanges and Consequences on Performances
— We propose here an analysis of a rich dataset which gives an exhaustive and dynamic view of the exchanges processed in a running eDonkey system. We focus on correlation in term...
Stevens Le-Blond, Jean-Loup Guillaume, Matthieu La...
KDD
2005
ACM
106views Data Mining» more  KDD 2005»
15 years 12 months ago
Enhancing the lift under budget constraints: an application in the mutual fund industry
A lift curve, with the true positive rate on the y-axis and the customer pull (or contact) rate on the x-axis, is often used to depict the model performance in many data mining ap...
Lian Yan, Michael Fassino, Patrick Baldasare
WINE
2005
Springer
100views Economy» more  WINE 2005»
15 years 12 months ago
A Primal-Dual Algorithm for Computing Fisher Equilibrium in the Absence of Gross Substitutability Property
Abstract. We provide the first strongly polynomial time exact combinatorial algorithm to compute Fisher equilibrium for the case when utility functions do not satisfy the Gross su...
Dinesh Garg, Kamal Jain, Kunal Talwar, Vijay V. Va...
SIGIR
2004
ACM
15 years 11 months ago
A formal study of information retrieval heuristics
Empirical studies of information retrieval methods show that good retrieval performance is closely related to the use of various retrieval heuristics, such as TF-IDF weighting. On...
Hui Fang, Tao Tao, ChengXiang Zhai
SIGIR
2004
ACM
15 years 11 months ago
Length normalization in XML retrieval
XML retrieval is a departure from standard document retrieval in which each individual XML element, ranging from italicized words or phrases to full blown articles, is a potential...
Jaap Kamps, Maarten de Rijke, Börkur Sigurbj&...