Sciweavers

1732 search results - page 316 / 347
» New Challenges in Parallel Optimization
Sort
View
ICC
2007
IEEE
288views Communications» more  ICC 2007»
14 years 2 months ago
Joint Channel State Based Random Access and Adaptive Modulation in Wireless LAN with Multi-Packet Reception
—Conventional 802.11 medium access control (MAC) characteristics. In particular, all of these designs adopted a protocols have been designed separately from the characteristics s...
Wei Lan Huang, Khaled Ben Letaief, Ying Jun Zhang
MOBIQUITOUS
2007
IEEE
14 years 2 months ago
Minimum Disruption Service Composition and Recovery over Mobile Ad Hoc Networks
— The dynamic nature of mobile ad hoc networks poses fundamental challenges to the design of service composition schemes that can minimize the effect of service disruptions. Alth...
Shanshan Jiang, Yuan Xue, Douglas C. Schmidt
ISVC
2007
Springer
14 years 2 months ago
Boosting with Temporal Consistent Learners: An Application to Human Activity Recognition
We present a novel boosting algorithm where temporal consistency is addressed in a short-term way. Although temporal correlation of observed data may be an important cue for classi...
Pedro Canotilho Ribeiro, Plinio Moreno, José...
SIGMOD
2005
ACM
174views Database» more  SIGMOD 2005»
14 years 1 months ago
Automated statistics collection in action
If presented with inaccurate statistics, even the most sophisticated query optimizers make mistakes. They may wrongly estimate the output cardinality of a certain operation and th...
Peter J. Haas, Mokhtar Kandil, Alberto Lerner, Vol...
MMDB
2003
ACM
178views Multimedia» more  MMDB 2003»
14 years 1 months ago
Video query processing in the VDBMS testbed for video database research
The increased use of video data sets for multimedia-based applications has created a demand for strong video database support, including efficient methods for handling the content...
Walid G. Aref, Moustafa A. Hammad, Ann Christine C...