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NETWORKING
2008
15 years 6 months ago
Cache Placement Optimization in Hierarchical Networks: Analysis and Performance Evaluation
Caching popular content in the Internet has been recognized as one of the effective solution to alleviate network congestion and accelerate user information access. Sharing and coo...
Wenzhong Li, Edward Chan, Yilin Wang, Daoxu Chen, ...
PE
2010
Springer
138views Optimization» more  PE 2010»
15 years 3 months ago
Trace data characterization and fitting for Markov modeling
We propose a trace fitting algorithm for Markovian Arrival Processes (MAPs) that can capture statistics of any order of interarrival times between measured events. By studying re...
Giuliano Casale, Eddy Z. Zhang, Evgenia Smirni
SDM
2007
SIAM
137views Data Mining» more  SDM 2007»
15 years 6 months ago
Are approximation algorithms for consensus clustering worthwhile?
Consensus clustering has emerged as one of the principal clustering problems in the data mining community. In recent years the theoretical computer science community has generated...
Michael Bertolacci, Anthony Wirth
117
Voted
ICDT
1999
ACM
97views Database» more  ICDT 1999»
15 years 9 months ago
Optimizing Large Join Queries in Mediation Systems
In data integration systems, queries posed to a mediator need to be translated into a sequence of queries to the underlying data sources. In a heterogeneous environment, with sour...
Ramana Yerneni, Chen Li, Jeffrey D. Ullman, Hector...
ICDM
2005
IEEE
165views Data Mining» more  ICDM 2005»
15 years 10 months ago
Optimizing Constraint-Based Mining by Automatically Relaxing Constraints
In constraint-based mining, the monotone and antimonotone properties are exploited to reduce the search space. Even if a constraint has not such suitable properties, existing algo...
Arnaud Soulet, Bruno Crémilleux