Sciweavers

1998 search results - page 311 / 400
» A Hardware Implementation of PRAM and Its Performance Evalua...
Sort
View
ICC
2008
IEEE
115views Communications» more  ICC 2008»
16 years 13 days ago
Sliding-Window Algorithm for Asynchronous Cooperative Sensing in Wireless Cognitive Networks
—To improve the performance of spectrum sensing, cooperation among Cognitive Radios (CRs) has been proposed recently as an effective solution. Most existing works require either ...
Chengqi Song, Qian Zhang
ICDE
2008
IEEE
148views Database» more  ICDE 2008»
16 years 13 days ago
Automated physical design in database caches
Abstract— Performance of proxy caches for database federations that serve a large number of users is crucially dependent on its physical design. Current techniques, automated or ...
Tanu Malik, Xiaodan Wang, Randal C. Burns, Debabra...
INFOCOM
2008
IEEE
16 years 12 days ago
Diagnosing Wireless Packet Losses in 802.11: Separating Collision from Weak Signal
—It is well known that a packet loss in 802.11 can happen either due to collision or an insufficiently strong signal. However, discerning the exact cause of a packet loss, once ...
Shravan K. Rayanchu, Arunesh Mishra, Dheeraj Agraw...
IROS
2008
IEEE
164views Robotics» more  IROS 2008»
16 years 12 days ago
Detecting obstacles and drop-offs using stereo and motion cues for safe local motion
— A mobile robot operating in an urban environment has to navigate around obstacles and hazards. Though a significant amount of work has been done on detecting obstacles, not mu...
Aniket Murarka, Mohan Sridharan, Benjamin Kuipers
SIPS
2008
IEEE
16 years 11 days ago
Efficient mapping of advanced signal processing algorithms on multi-processor architectures
Modern microprocessor technology is migrating from simply increasing clock speeds on a single processor to placing multiple processors on a die to increase throughput and power pe...
Bhavana B. Manjunath, Aaron S. Williams, Chaitali ...