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» Perfect Local Computability and Computable Simulations
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GIS
2010
ACM
15 years 5 days 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 6 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 7 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 7 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 8 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