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ECIR
2009
Springer
15 years 6 months ago
Word Particles Applied to Information Retrieval
Document retrieval systems conventionally use words as the basic unit of representation, a natural choice since words are primary carriers of semantic information. In this paper w...
Evandro B. Gouvêa, Bhiksha Raj
100
Voted
ICASSP
2009
IEEE
15 years 4 months ago
Data hiding in hard-copy text documents robust to print, scan and photocopy operations
This paper describes a method for hiding data inside printed text documents that is resilient to print/scan and photocopying operations. Using the principle of channel coding with...
Avinash L. Varna, Shantanu Rane, Anthony Vetro
ICC
2009
IEEE
157views Communications» more  ICC 2009»
15 years 4 months ago
A Graph Approach to Dynamic Fractional Frequency Reuse (FFR) in Multi-Cell OFDMA Networks
A graph-based framework for dynamic fractional frequency reuse (FFR) in multi-cell OFDMA networks is proposed in this work. FFR is a promising resource allocation technique that c...
Ronald Chang, Zhifeng Tao, Jinyun Zhang, C.-C. Jay...
ICC
2009
IEEE
144views Communications» more  ICC 2009»
15 years 4 months ago
Analysis, Insights and Generalization of a Fast Decentralized Relay Selection Mechanism
Relay selection for cooperative communications has attracted considerable research interest recently. While several criteria have been proposed for selecting one or more relays an...
Virag Shah, Neelesh B. Mehta, Raymond Yim
80
Voted
ICC
2009
IEEE
103views Communications» more  ICC 2009»
15 years 4 months ago
Optimization of Split-And-Combine Relaying
Relays play an important role for increasing rate and reducing energy consumption of wireless networks. In this paper we consider a three-node network (source, relay, destination)...
Raymond Yim, Andreas F. Molisch, Jinyun Zhang