Sciweavers

4051 search results - page 608 / 811
» Aggregation
Sort
View
GLOBECOM
2007
IEEE
15 years 5 months ago
Hardware-Constrained Multi-Channel Cognitive MAC
—Open spectrum systems allow unlicensed secondary users equipped with cognitive radio to opportunistically access the spectrum underutilized by primary users. Cognitive radio has...
Juncheng Jia, Qian Zhang
GLOBECOM
2007
IEEE
15 years 5 months ago
Adaptive Radio Resource Allocation in Hierarchical QoS Scheduling for IEEE 802.16 Systems
— Future mobile communication systems such as IEEE 802.16 are expected to deliver a variety of multimedia services with diverse QoS requirements. To guarantee the QoS provision, ...
Hua Wang, Lars Dittmann
DEBS
2008
ACM
15 years 5 months ago
Speculative out-of-order event processing with software transaction memory
In event stream applications, events flow through a network of components that perform various types of operations, e.g., filtering, aggregation, transformation. When the operatio...
Andrey Brito, Christof Fetzer, Heiko Sturzrehm, Pa...
DIS
2008
Springer
15 years 5 months ago
Feature Selection in Taxonomies with Applications to Paleontology
Taxonomies for a set of features occur in many real-world domains. An example is provided by paleontology, where the task is to determine the age of a fossil site on the basis of t...
Gemma C. Garriga, Antti Ukkonen, Heikki Mannila
DSRT
2008
IEEE
15 years 5 months ago
Lightweight Time Warp - A Novel Protocol for Parallel Optimistic Simulation of Large-Scale DEVS and Cell-DEVS Models
This paper proposes a novel Lightweight Time Warp (LTW) protocol for high-performance parallel optimistic simulation of large-scale DEVS and CellDEVS models. By exploiting the cha...
Qi Liu, Gabriel A. Wainer