Sciweavers

2856 search results - page 570 / 572
» Medical Applications of Wireless Networks
Sort
View
HVEI
2010
13 years 9 months ago
A subjective study to evaluate video quality assessment algorithms
Automatic methods to evaluate the perceptual quality of a digital video sequence have widespread applications wherever the end-user is a human. Several objective video quality ass...
Kalpana Seshadrinathan, Rajiv Soundararajan, Alan ...
JSAC
2008
125views more  JSAC 2008»
13 years 7 months ago
Optimal Competitive Algorithms for Opportunistic Spectrum Access
We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter must...
Nicholas B. Chang, Mingyan Liu
JPDC
2007
112views more  JPDC 2007»
13 years 7 months ago
CHEMAS: Identify suspect nodes in selective forwarding attacks
Selective forwarding attacks may corrupt some mission-critical applications such as military surveillance and forest fire monitoring in wireless sensor networks. In such attacks,...
Bin Xiao, Bo Yu, Chuanshan Gao
TWC
2008
141views more  TWC 2008»
13 years 7 months ago
Progressive Accumulative Routing: Fundamental Concepts and Protocol
This paper considers a multi-hop network in which relay nodes cooperate to minimize the total energy consumed in transmitting a (unicast) packet from a source to a destination. We...
Raymond Yim, Neelesh B. Mehta, Andreas F. Molisch,...
TCOM
2008
146views more  TCOM 2008»
13 years 7 months ago
Noncoherent eigenbeamforming and interference suppression for outdoor OFDM systems
Abstract--We investigate a new approach to uplink communications in wideband outdoor cellular systems that can take advantage of multiple antennas at the base station in a scalable...
Noah Jacobsen, Gwen Barriac, Upamanyu Madhow