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COLCOM
2007
IEEE
16 years 1 months ago
A comparison of optimistic approaches to collaborative editing of Wiki pages
—Wikis, a popular tool for sharing knowledge, are basically collaborative editing systems. However, existing wiki systems offer limited support for co-operative authoring, and th...
Claudia-Lavinia Ignat, Gérald Oster, Pascal...
GLOBECOM
2007
IEEE
16 years 1 months ago
Interference Model for Cognitive Coexistence in Cellular Systems
Abstract—Cognitive radio is a key enabling technology of dynamic spectrum access for exploiting unused spectrum resources. This article focuses on modeling the opportunity for ce...
Theodoros Kamakaris, Didem Kivanc-Tureli, Uf Turel...
ICASSP
2007
IEEE
16 years 1 months ago
Flicker Suppression in JPEG2000 using Segmentation-Based Adjustment of Block Truncation Lengths
Flickering is a temporal visual artifact that affects compressed video. It is prominent in intra-frame video coders and is largely the result of content variations and quantizatio...
Athanasios Leontaris, Yoshihide Tonomura, Takayuki...
ICC
2007
IEEE
16 years 1 months ago
On the Risk-Based Operation of Mobile Attacks in Wireless Ad Hoc Networks
—In this paper we study the propagation of malicious software in wireless ad hoc networks under a probabilistic framework. We design topology control algorithms for the developme...
Vasileios Karyotis, Symeon Papavassiliou, Mary Gra...
ICC
2007
IEEE
140views Communications» more  ICC 2007»
16 years 1 months ago
Performance Analysis for Overlay Multicast on Tree and M-D Mesh Topologies
— Without the multicast support from the underlying networks, overlay multicast has the advantage of implementing inter-domain multicast communications. Usually, overlay multicas...
Wanqing Tu