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CORR
2010
Springer
185views Education» more  CORR 2010»
15 years 18 days ago
Estimating and Sampling Graphs with Multidimensional Random Walks
Estimating characteristics of large graphs via sampling is a vital part of the study of complex networks. Current sampling methods such as (independent) random vertex and random w...
Bruno F. Ribeiro, Donald F. Towsley
CORR
2010
Springer
158views Education» more  CORR 2010»
15 years 18 days ago
Architecture for Cooperative Prefetching in P2P Video-on- Demand System
Most P2P VoD schemes focused on service architectures and overlays optimization without considering segments rarity and the performance of prefetching strategies. As a result, the...
Ubaid Abbasi, Toufik Ahmed
CORR
2010
Springer
146views Education» more  CORR 2010»
15 years 18 days ago
Optimal power allocation for downstream xDSL with per-modem total power constraints : Broadcast Channel Optimal Spectrum Balanci
Abstract-Recently, the duality between Multiple Input Multiple Output (MIMO) Multiple Access Channels (MAC) and MIMO Broadcast Channels (BC) has been established under a total powe...
Vincent Le Nir, Marc Moonen, Jan Verlinden, Mamoun...
106
Voted
ECCC
2008
168views more  ECCC 2008»
15 years 17 days ago
Algebrization: A New Barrier in Complexity Theory
Any proof of P = NP will have to overcome two barriers: relativization and natural proofs. Yet over the last decade, we have seen circuit lower bounds (for example, that PP does n...
Scott Aaronson, Avi Wigderson
113
Voted
FGCS
2008
103views more  FGCS 2008»
15 years 16 days ago
A case for cooperative and incentive-based federation of distributed clusters
Research interest in Grid computing has grown significantly over the past five years. Management of distributed resources is one of the key issues in Grid computing. Central to ma...
Rajiv Ranjan, Aaron Harwood, Rajkumar Buyya