Sciweavers

505 search results - page 52 / 101
» Multimedia Adaptive Computer based Testing: An Overview
Sort
View
WIOPT
2005
IEEE
15 years 3 months ago
An Optimization Framework for Radio Resource Management Based on Utility vs. Price Tradeoff in WCDMA Systems
Abstract— In this paper we investigate Radio Resource Management strategies for multimedia networks driven by economic aspects such as users’ utility and service pricing. To th...
Leonardo Badia, Cristiano Saturni, Lorenzo Brunett...
SIAMSC
2008
148views more  SIAMSC 2008»
14 years 9 months ago
Multilevel Adaptive Aggregation for Markov Chains, with Application to Web Ranking
A multilevel adaptive aggregation method for calculating the stationary probability vector of an irreducible stochastic matrix is described. The method is a special case of the ada...
Hans De Sterck, Thomas A. Manteuffel, Stephen F. M...
BROADNETS
2006
IEEE
15 years 3 months ago
Experimental Validation of Middleware-based QoS Control in 802.11 Wireless Networks
Due to the shared medium nature of wireless networks, the uncertainties caused by collisions and interferences make the Quality of Service (QoS) issue harder than its wired counte...
Wenbo He, Hoang Nguyen, Klara Nahrstedt
SPIESR
1997
109views Database» more  SPIESR 1997»
14 years 11 months ago
FFT-Based Technique for Image-Signature Generation
In this paper we address image retrieval by similarity in multimedia databases. We discuss the generation and use of signatures computed from image content. The proposed technique...
Augusto Celentano, Vincenzo Di Lecce
CVPR
2005
IEEE
15 years 11 months ago
WaldBoost - Learning for Time Constrained Sequential Detection
: In many computer vision classification problems, both the error and time characterizes the quality of a decision. We show that such problems can be formalized in the framework of...
Jan Sochman, Jiri Matas