Sciweavers

SENSYS
2006
ACM
13 years 11 months ago
Data compression algorithms for energy-constrained devices in delay tolerant networks
Sensor networks are fundamentally constrained by the difficulty and energy expense of delivering information from sensors to sink. Our work has focused on garnering additional si...
Christopher M. Sadler, Margaret Martonosi
SENSYS
2006
ACM
13 years 11 months ago
Capsule: an energy-optimized object storage system for memory-constrained sensor devices
Recent gains in energy-efficiency of new-generation NAND flash storage have strengthened the case for in-network storage by data-centric sensor network applications. This paper ...
Gaurav Mathur, Peter Desnoyers, Deepak Ganesan, Pr...
PEWASUN
2006
ACM
13 years 11 months ago
Coordinated data aggregation in wireless sensor networks using the Omega failure detector
We present an algorithm implementing the failure detector class omega (Ω) in the crash-recovery model to coordinate data aggregation in wireless sensor networks. In order to mini...
Mikel Larrea, Cristian Martín, José ...
IWCMC
2006
ACM
13 years 11 months ago
SCAR: context-aware adaptive routing in delay tolerant mobile sensor networks
Sensor devices are being embedded in all sorts of items including vehicles, furniture but also animal and human bodies through health monitors and tagging techniques. The collecti...
Cecilia Mascolo, Mirco Musolesi
IWCMC
2006
ACM
13 years 11 months ago
Distributed obstacle localization in large wireless sensor networks
Obstacles are but pleasing for many aspects of large realworld sensor networks. Among other things, the presence of obstacles distort the sensor node localization process and migh...
Frank Reichenbach, Ralf Salomon, Dirk Timmermann
INTERSENSE
2006
ACM
13 years 11 months ago
Location-free fault repair in hybrid sensor networks
— In this paper, we consider the sensor replacement problem in hybrid wireless sensor networks composed of mobile and static sensors. Mobility equipped mobile sensors are utilize...
Tuan D. Le, Nadeem Ahmed, Sanjay Jha
DMSN
2006
ACM
13 years 11 months ago
Transactional issues in sensor data management
This paper presents a novel research direction in the field of sensor data management. It concerns transactional support in heterogeneous large scale sensor systems. Besides well...
Levent Gürgen, Claudia Roncancio, Cyril Labb&...
WIOPT
2006
IEEE
13 years 11 months ago
Scheduling sensor activity for point information coverage in wireless sensor networks
Abstract— An important application of wireless sensor networks is to perform the monitoring missions, for example, to monitor some targets of interests at all times. Sensors are ...
Bang Wang, Kee Chaing Chua, Vikram Srinivasan, Wei...
SUTC
2006
IEEE
13 years 11 months ago
Detecting the Direction of Motion in a Binary Sensor Network
We examine the problem of detecting the direction of motion in a binary sensor network; in such a network each sensor’s value is supplied reliably in a single bit of information...
Panagiotis Karras, Nikos Mamoulis
SSDBM
2006
IEEE
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13 years 11 months ago
Efficient Data Harvesting for Tracing Phenomena in Sensor Networks
Many publisWsubscribe systems have been built using wireless sensor networks, WSNs, deployedfor real-world environmentaldata collection, securitymonitoring,and object tracking. Ho...
Adesola Omotayo, Moustafa A. Hammad, Ken Barker