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IPPS
2007
IEEE
15 years 7 months ago
Aggregate Threshold Queries in Sensor Networks
— An important class of queries over sensor networks are network-wide aggregation queries. In this work we study a class of aggregation queries which we refer to as aggregate thr...
Izchak Sharfman, Assaf Schuster, Daniel Keren
SASN
2006
ACM
15 years 7 months ago
Attack-resilient hierarchical data aggregation in sensor networks
In a large sensor network, in-network data aggregation, i.e., combining partial results at intermediate nodes during message routing, significantly reduces the amount of communic...
Sankardas Roy, Sanjeev Setia, Sushil Jajodia
PODC
2009
ACM
16 years 1 months ago
Brief announcement: minimum spanning trees and cone-based topology control
Consider a setting where nodes can vary their transmission power thereby changing the network topology, the goal of topology control is to reduce the transmission power while ensu...
Alejandro Cornejo, Nancy A. Lynch
DIALM
2007
ACM
178views Algorithms» more  DIALM 2007»
15 years 5 months ago
Near-Optimal Compression of Probabilistic Counting Sketches for Networking Applications
Sketches--data structures for probabilistic, duplicate insensitive counting--are central building blocks of a number of recently proposed network protocols, for example in the con...
Björn Scheuermann, Martin Mauve
MOBISYS
2009
ACM
16 years 1 months ago
Fidelity-aware replication for mobile devices
Mobile devices often store data in reduced resolutions or custom formats in order to accommodate resource constraints and tailormade software. The Polyjuz framework enables sharin...
Kaushik Veeraraghavan, Venugopalan Ramasubramanian...