Sciweavers

2142 search results - page 188 / 429
» Representing Time in Multimedia Systems
Sort
View
ATAL
2011
Springer
14 years 6 months ago
Maximizing revenue in symmetric resource allocation systems when user utilities exhibit diminishing returns
Consumers of resources in realistic applications (e.g., web, multimedia) typically derive diminishing-return utilities from the amount of resource they receive. A resource provide...
Roie Zivan, Miroslav Dudík, Praveen Paruchu...
ICC
2009
IEEE
127views Communications» more  ICC 2009»
16 years 1 months ago
Utility-Based User Grouping and Bandwidth Allocation for Wireless Multicast Systems
Abstract—With the proliferation of wireless multimedia applications, multicast/broadcast has been recognized as an efficient technique to transmit a large volume of data to mult...
Juan Liu, Wei Chen, Zhigang Cao, Ying Jun Zhang, S...
GLOBECOM
2008
IEEE
16 years 1 months ago
Asymptotic Throughput in Wireless Multicast OFDM Systems
Abstract—With the proliferation of wireless multimedia applications, multicast/broadcast has been recognized as an efficient technique to transmit a large volume of data to mult...
Juan Liu, Wei Chen, Zhigang Cao, Ying Jun Zhang, S...
SIGMOD
2008
ACM
140views Database» more  SIGMOD 2008»
15 years 6 months ago
Near-optimal algorithms for shared filter evaluation in data stream systems
We consider the problem of evaluating multiple overlapping queries defined on data streams, where each query is a conjunction of multiple filters and each filter may be shared acr...
Zhen Liu, Srinivasan Parthasarathy 0002, Anand Ran...
ECTEL
2007
Springer
16 years 21 days ago
Mobile Social Software with Context Awareness and Data Uncertainty for Technology-Enhanced Learning
Mobile computing technologies and social software have given new challenges to technology-enhanced learning. Simple e-learning system personalization, adaptation and authoring beco...
Yiwei Cao