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ICC
2009
IEEE
116views Communications» more  ICC 2009»
15 years 11 months ago
Optimization for Fractional Cooperation in Multiple-Source Multiple-Relay Systems
Abstract—In fractional cooperation, many relays simultaneously assist the source, and each relay is responsible to relay only a fraction of the source transmission. In this paper...
Josephine P. K. Chu, Andrew W. Eckford, Raviraj Ad...
ICC
2009
IEEE
118views Communications» more  ICC 2009»
15 years 11 months ago
MMSE-Based Non-Regenerative Multicarrier MIMO Wireless Relay Communications with Direct Source-Destination Link
Abstract—In this paper we propose non-regenerative multicarrier multiple-input multiple-output (MIMO) relay techniques that minimize the mean-squared error (MSE) of the signal wa...
Yue Rong
ICC
2009
IEEE
184views Communications» more  ICC 2009»
15 years 11 months ago
A 3-D Markov Chain Queueing Model of IEEE 802.11 DCF with Finite Buffer and Load
—We introduce a 3-dimensional Markov chain that integrates the IEEE 802.11 DCF contention resolution and queueing processes into one model. Important QoS measures, delay and loss...
Ren Ping Liu, Gordon Sutton, Iain B. Collings
ICC
2009
IEEE
155views Communications» more  ICC 2009»
15 years 11 months ago
Modeling Random Walk Search Algorithms in Unstructured P2P Networks with Social Information
—Random walk (RW) has been widely used as a strategy for searching in peer-to-peer networks. The boom of social network applications introduces new impact to the classical algori...
Jing Xie, King-Shan Lui
ICDAR
2009
IEEE
15 years 11 months ago
A Pixel-level Statistical Structural Descriptor for Shape Measure and Recognition
A novel shape descriptor based on the histogram matrix of pixel-level structural features is presented. First, length ratios and angles between the centroid and contour points of ...
Jing Zhang, Wenyin Liu