Sciweavers

1368 search results - page 74 / 274
» Perfect Local Computability and Computable Simulations
Sort
View
GIS
2010
ACM
14 years 10 months ago
Decentralized querying of topological relations between regions without using localization
This paper proposes an efficient, decentralized algorithm for determining the topological relationship between two regions monitored by a geosensor network. Many centralized algo...
Matt Duckham, Myeong Hun Jeong, Sanjiang Li, Joche...
FOCS
2002
IEEE
15 years 4 months ago
On the (non)Universality of the One-Time Pad
Randomization is vital in cryptography: secret keys should be randomly generated and most cryptographic primitives (e.g., encryption) must be probabilistic. As a bstraction, it is...
Yevgeniy Dodis, Joel Spencer
HAPTICS
2005
IEEE
15 years 5 months ago
Real-Time Soft-Finger Grasping of Physically Based Quasi-rigid Objects
This paper describes the implementation of a demo that will be shown at the conference site. The demo of “softfinger grasping of physically based quasi-rigid objects” will pr...
Maurizio de Pascale, Gabriele Sarcuni, Domenico Pr...
DCOSS
2007
Springer
15 years 5 months ago
Mobile Anchor-Free Localization for Wireless Sensor Networks
Localization is a fundamental problem in wireless sensor networks. In this paper, we consider how to localize individual nodes in a wireless sensor network when some subset of the...
Yurong Xu, Yi Ouyang, Zhengyi Le, James Ford, Fill...
PERCOM
2009
ACM
15 years 6 months ago
Localizing Jammers in Wireless Networks
Abstract—Wireless communication is susceptible to radio interference and jamming attacks, which prevent the reception of communications. Most existing anti-jamming work does not ...
Hongbo Liu, Wenyuan Xu, Yingying Chen, Zhenhua Liu