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GLOBECOM
2008
IEEE
16 years 1 months ago
Joint Scheduling and Rate Control Algorithms for Stable Throughput Maximization under Channel Estimation in Single-Hop Wireless
—We characterize the stability region of wireless, single-hop networks with time-varying imperfect channels. We define a joint scheduling and transmission rate control policy th...
Anna Pantelidou, Anthony Ephremides
GLOBECOM
2008
IEEE
16 years 1 months ago
On Spectrum Sharing in Cooperative Multiple Access Networks
Abstract— The coexistence and resource sharing between a primary network utilizing cognitive relays and a secondary network are investigated. Two multiple access protocols are pr...
Amr El-Sherif, Ahmed K. Sadek, K. J. Ray Liu
ICASSP
2008
IEEE
16 years 1 months ago
Automatic classification of question turns in spontaneous speech using lexical and prosodic evidence
The ability to identify speech acts reliably is desirable in any spoken language system that interacts with humans. Minimally, such a system should be capable of distinguishing be...
Sankaranarayanan Ananthakrishnan, Prasanta Ghosh, ...
ICPR
2008
IEEE
16 years 1 months ago
Optimal feature weighting for the continuous HMM
We propose new Continuous Hidden Markov Model (CHMM) structure that integrates feature weighting component. We assume that each feature vector could include different subsets of f...
Oualid Missaoui, Hichem Frigui
ICPR
2008
IEEE
16 years 1 months ago
Fingerprint orientation analysis with topological modeling
This paper proposes to characterize the fingerprint orientation using a novel topological representation, which transforms the orientation field into a map composed of a set of ...
Zujun Hou, Jun Li, Hwee Keong Lam, Tai Pang Chen, ...