Sciweavers

1626 search results - page 40 / 326
» Computing the Types of the Relationships between Autonomous ...
Sort
View
ER
2007
Springer
108views Database» more  ER 2007»
15 years 11 months ago
Reasoning over Extended ER Models
Abstract. We investigate the computational complexity of reasoning over various fragments of the Extended Entity-Relationship (EER) language, which includes a number of constructs:...
Alessandro Artale, Diego Calvanese, Roman Kontchak...
MOBISYS
2011
ACM
14 years 8 months ago
ProxiMate: proximity-based secure pairing using ambient wireless signals
Forming secure associations between wireless devices that do not share a prior trust relationship is an important problem. This paper presents ProxiMate, a system that allows wire...
Suhas Mathur, Robert C. Miller, Alexander Varshavs...
134
Voted
JCM
2008
69views more  JCM 2008»
15 years 5 months ago
Strategies Averting Sybil-type Attacks Based on the Blom-scheme in Ad Hoc Sensor Networks
We present a scheme based on the Blom scheme for resisting the Sybil type attacks. In this scheme, the authority pre-distributes the combination of the secret used in the Blom sche...
Shiuh-Jeng Wang, Yuh-Ren Tsai, Chung-Wei Chen
GIS
2010
ACM
15 years 3 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...
ICRA
2005
IEEE
158views Robotics» more  ICRA 2005»
15 years 11 months ago
Autonomous Helicopter Landing on a Moving Platform Using a Tether
—In this paper, we address the design of an autopilot for autonomous landing of a helicopter on a rocking ship, due to rough sea. The deck is modeled to have a sinusoidal motion....
So-Ryeok Oh, Kaustubh Pathak, Sunil Kumar Agrawal,...