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    TPDS
    2008
    136views more  TPDS 2008»
    Data Gathering with Tunable Compression in Sensor Networks
    14 years 5 months ago
    Data Gathering with Tunable Compression in Sensor Networks
    Download  halcyon.usc.edu
    We study the problem of constructing a data gathering tree over a wireless sensor network in order to minimize the total energy for compressing and transporting information from a ...
    Yang Yu, Bhaskar Krishnamachari, Viktor K. Prasann...
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    MFCS
    2005
    Springer
    182views Theoretical Computer Science» more  MFCS 2005»
    Greedy Approximation via Duality for Packing, Combinatorial Auctions and Routing
    14 years 11 months ago
    Greedy Approximation via Duality for Packing, Combinatorial Auctions and Routing
    Download  ls2-www.cs.uni-dortmund.de
    We study simple greedy approximation algorithms for general class of integer packing problems. We provide a novel analysis based on the duality theory of linear programming. This e...
    Piotr Krysta
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