Sciweavers

GLOBECOM
2010
IEEE
13 years 7 months ago
Graph-Based Optimization for Relay-Assisted Bidirectional Cellular Networks
This paper considers a relay-assisted bidirectional cellular network where the base station (BS) communicates with each mobile station (MS) using orthogonal frequency-division mult...
Yuan Liu, Meixia Tao
GLOBECOM
2010
IEEE
13 years 7 months ago
Reinforcement Learning for Link Adaptation in MIMO-OFDM Wireless Systems
Machine learning algorithms have recently attracted much interest for effective link adaptation due to their flexibility and ability to capture more environmental effects implicitl...
Sungho Yun, Constantine Caramanis
GLOBECOM
2010
IEEE
13 years 7 months ago
Achieving Full Rate Network Coding with Constellation Compatible Modulation and Coding
Network coding is an effective method to improving relay efficiency by reducing the number of transmissions. However, its performance is limited by several factors such as packet l...
Suhua Tang, Hiroyuki Yomo, Tetsuro Ueda, Ryu Miura...
GLOBECOM
2010
IEEE
13 years 7 months ago
A Dynamic Framed ALOHA Scheme for Batch Resolution in Practical CSMA-Based Wireless Networks
Abstract--The batch resolution problem consists in arbitrating the channel access of a group of nodes in a wireless network in order to collect a single packet from each node in th...
Andrea Zanella
GLOBECOM
2010
IEEE
13 years 7 months ago
Cooperative Relay Scheduling under Partial State Information in Energy Harvesting Sensor Networks
Abstract--Sensors equipped with energy harvesting and cooperative communication capabilities are a viable solution to the power limitations of Wireless Sensor Networks (WSNs) assoc...
Huijiang Li, Neeraj Jaggi, Biplab Sikdar
GLOBECOM
2010
IEEE
13 years 7 months ago
Approximation Ratios of Multicast Light-Trees in WDM Networks
Abstract--All-optical multicast routing (AOMR) is implemented by the concept of light-tree in WDM networks. The costoptimal multicast light-tree is NP-hard to compute, especially w...
Fen Zhou, Miklós Molnár, Bernard Cou...
GLOBECOM
2010
IEEE
13 years 7 months ago
Secure Cooperation Incentive Scheme with Limited Use of Public Key Cryptography for Multi-Hop Wireless Network
Abstract-Secure cooperation incentive schemes usually use public key cryptography, which incur too heavy overhead to be used efficiently in limited-resource nodes. In this paper, w...
Mohamed Elsalih Mahmoud, Xuemin Shen
GLOBECOM
2010
IEEE
13 years 7 months ago
Credit-Based Mechanism Protecting Multi-Hop Wireless Networks from Rational and Irrational Packet Drop
The existing credit-based mechanisms mainly focus on stimulating the rational packet droppers to relay other nodes' packets, but they cannot identify the irrational packet dro...
Mohamed Elsalih Mahmoud, Xuemin Shen
GLOBECOM
2010
IEEE
13 years 7 months ago
Multiple-Description Speech Coding Using Speech-Polarity Decomposition
We present and evaluate a new multiple-description coding extension to the international standard for pulse code modulation speech coding (ITU-T Rec. G.711). This extension is inse...
Stephen Voran, Andrew Catellier
GLOBECOM
2010
IEEE
13 years 7 months ago
Learning Interference Strategies in Cognitive ARQ Networks
Cognitive radios, which enable the coexistence on the same bandwidth of licensed primary and unlicensed secondary users, have the potential for dramatically increasing the efficien...
Sina Firouzabadi, Marco Levorato, Daniel O'Neill, ...