Sciweavers

2421 search results - page 319 / 485
» Message from the Editor-in-Chief
Sort
View
ICALP
2005
Springer
15 years 3 months ago
On the Wake-Up Problem in Radio Networks
Abstract. Radio networks model wireless communication when processing units communicate using one wave frequency. This is captured by the property that multiple messages arriving s...
Bogdan S. Chlebus, Leszek Gasieniec, Dariusz R. Ko...
84
Voted
DIALM
2004
ACM
124views Algorithms» more  DIALM 2004»
15 years 3 months ago
Localized techniques for broadcasting in wireless sensor networks
We present three localized techniques for broadcasting in large scale ad hoc networks, i.e., for the problem of disseminating a message from a source node to all the nodes in the ...
Lorenzo Orecchia, Alessandro Panconesi, Chiara Pet...
MMSEC
2004
ACM
137views Multimedia» more  MMSEC 2004»
15 years 3 months ago
Perturbed quantization steganography with wet paper codes
In this paper, we introduce a new approach to passive-warden steganography in which the sender embeds the secret message into a certain subset of the cover object without having t...
Jessica J. Fridrich, Miroslav Goljan, David Soukal
92
Voted
PODC
2004
ACM
15 years 3 months ago
Gradient clock synchronization
We introduce the distributed gradient clock synchronization problem. As in traditional distributed clock synchronization, we consider a network of nodes equipped with hardware clo...
Rui Fan, Nancy A. Lynch
SENSYS
2004
ACM
15 years 3 months ago
Medians and beyond: new aggregation techniques for sensor networks
Wireless sensor networks offer the potential to span and monitor large geographical areas inexpensively. Sensors, however, have significant power constraint (battery life), makin...
Nisheeth Shrivastava, Chiranjeeb Buragohain, Divya...