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» Approximation schemes for clustering problems
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SIAMSC
2008
179views more  SIAMSC 2008»
14 years 11 months ago
Multigrid Algorithms for Inverse Problems with Linear Parabolic PDE Constraints
Abstract. We present a multigrid algorithm for the solution of distributed parameter inverse problems constrained by variable-coefficient linear parabolic partial differential equa...
Santi S. Adavani, George Biros
CORR
2002
Springer
113views Education» more  CORR 2002»
14 years 11 months ago
Robust Global Localization Using Clustered Particle Filtering
Global mobile robot localization is the problem of determining a robot's pose in an environment, using sensor data, when the starting position is unknown. A family of probabi...
Javier Nicolás Sánchez, Adam Milstei...
ADHOC
2005
122views more  ADHOC 2005»
14 years 11 months ago
Maintaining weakly-connected dominating sets for clustering ad hoc networks
An ad hoc network is a multihop wireless communication network supporting mobile users. Network performance degradation is a major problem as the network becomes larger. Clusterin...
Yuanzhu Peter Chen, Arthur L. Liestman
NCA
2005
IEEE
15 years 5 months ago
Decentralized Schemes for Size Estimation in Large and Dynamic Groups
Large-scale and dynamically changing distributed systems such as the Grid, peer-to-peer overlays, etc., need to collect several kinds of global statistics in a decentralized manne...
Dionysios Kostoulas, Dimitrios Psaltoulis, Indrani...
BMCBI
2007
237views more  BMCBI 2007»
15 years 9 hour ago
FLAME, a novel fuzzy clustering method for the analysis of DNA microarray data
Background: Data clustering analysis has been extensively applied to extract information from gene expression profiles obtained with DNA microarrays. To this aim, existing cluster...
Limin Fu, Enzo Medico