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SIGIR
2009
ACM
15 years 4 months ago
Portfolio theory of information retrieval
This paper studies document ranking under uncertainty. It is tackled in a general situation where the relevance predictions of individual documents have uncertainty, and are depen...
Jun Wang, Jianhan Zhu
AINA
2008
IEEE
15 years 4 months ago
ETSP: An Energy-Efficient Time Synchronization Protocol for Wireless Sensor Networks
Wireless Sensor Networks (WSN) have specific constraints and stringent requirements in contrast to traditional wired and wireless computer networks. Among these specific requireme...
Khurram Shahzad, Arshad Ali, N. D. Gohar
SECON
2008
IEEE
15 years 4 months ago
Fast Exclusion of Errant Devices from Vehicular Networks
—Vehicular networks, in which cars communicate wirelessly to exchange information on traffic conditions, offer a promising way to improve road safety. Yet ensuring the correct f...
Tyler Moore, Maxim Raya, Jolyon Clulow, Panagiotis...
WCNC
2008
IEEE
15 years 4 months ago
Optimal Strategies for Cooperative MAC-Layer Retransmission in Wireless Networks
—The concept of cooperative retransmission in wireless networks has attracted considerable research attention. The basic idea is that when a receiver cannot decode a frame, the r...
Lixiang Xiong, Lavy Libman, Guoqiang Mao
ICASSP
2007
IEEE
15 years 4 months ago
Protein Fold Recognition using Residue-Based Alignments of Sequence and Secondary Structure
Protein structure prediction aims to determine the three-dimensional structure of proteins form their amino acid sequences. When a protein does not have similarity (homology) to a...
Zafer Aydin, Hakan Erdogan, Yucel Altunbasak