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SIGMOD
2005
ACM
220views Database» more  SIGMOD 2005»
14 years 9 months ago
Sampling Algorithms in a Stream Operator
Complex queries over high speed data streams often need to rely on approximations to keep up with their input. The research community has developed a rich literature on approximat...
Theodore Johnson, S. Muthukrishnan, Irina Rozenbau...
SRDS
2006
IEEE
14 years 3 months ago
AVCast : New Approaches For Implementing Availability-Dependent Reliability for Multicast Receivers
Today’s large-scale distributed systems consist of collections of nodes that have highly variable availability — a phenomenon sometimes called churn. This availability variati...
Thadpong Pongthawornkamol, Indranil Gupta
PR
2007
88views more  PR 2007»
13 years 8 months ago
Variable structuring element based fuzzy morphological operations for single viewpoint omnidirectional images
Abstract: Morphological tools can provide transformations suitable for real projective images, but the camera and objects to be analyzed have to be positioned in such a manner that...
Olivier Strauss, Frederic Comby
IROS
2009
IEEE
176views Robotics» more  IROS 2009»
14 years 3 months ago
Improving unmanned aerial vehicle pilot training and operation for flying in cluttered environments
— Future applications will bring unmanned aerial vehicles (UAVs) to new environments such as urban areas, causing a change in the way that UAVs are currently operated. However, U...
James T. Hing, Keith W. Sevcik, Paul Y. Oh
ICC
2007
IEEE
147views Communications» more  ICC 2007»
14 years 3 months ago
Performance Analysis of Adaptive Rate Scheduling Scheme for 3G WCDMA Wireless Networks with Multi-Operators
— Sharing of 3G network infrastructure among operators offers an alternative solution to reducing the investment in the coverage phase of WCDMA. For radio access network (RAN) sh...
Salman AlQahtani, Ashraf S. Mahmoud, Asrar U. Shei...