Sciweavers

1557 search results - page 208 / 312
» On measuring areas of polygons
Sort
View
WIOPT
2005
IEEE
14 years 3 months ago
Optimal Controlled Flooding Search in a Large Wireless Network
In this paper we consider the problem of searching for a node or an object (i.e., piece of data, file, etc.) in a large wireless network. We consider the class of controlled flo...
Nicholas B. Chang, Mingyan Liu
SBCCI
2005
ACM
80views VLSI» more  SBCCI 2005»
14 years 3 months ago
On the design of very small transconductance OTAs with reduced input offset
In this paper it will be demonstrated, from the theory and measurements, that series-parallel (SP) mirrors allow building current copiers with copy factors of thousands, without d...
Alfredo Arnaud, Rafaella Fiorelli, Carlos Galup-Mo...
SENSYS
2005
ACM
14 years 3 months ago
CenWits: a sensor-based loosely coupled search and rescue system using witnesses
This paper describes the design, implementation and evaluation of a search and rescue system called CenWits. CenWits uses several small, commonly-available RF-based sensors, and a...
Jyh-How Huang, Saqib Amjad, Shivakant Mishra
CHES
2005
Springer
149views Cryptology» more  CHES 2005»
14 years 3 months ago
Resistance of Randomized Projective Coordinates Against Power Analysis
Embedded devices implementing cryptographic services are the result of a trade-off between cost, performance and security. Aside from flaws in the protocols and the algorithms us...
William Dupuy, Sébastien Kunz-Jacques
EPIA
2005
Springer
14 years 3 months ago
Automatic Detection of Meddies Through Texture Analysis of Sea Surface Temperature Maps
Abstract. A new machine learning approach is presented for automatic detection of Mediterranean water eddies from sea surface temperature maps of the Atlantic Ocean. A pre-processi...
Marco Castellani, Nuno C. Marques