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ICASSP
2008
IEEE
16 years 1 months ago
Analytic framework for performance evaluation of multi-antenna WIMAX systems over fading channel
This paper focuses on the uplink of multicell IEEE 802.16-d WiMax systems with OFDM modulation and antenna array at the base stations. We propose an analytical framework to assess...
Daniele Molteni, Roberto Bosisio, Monica Nicoli
ICASSP
2008
IEEE
16 years 1 months ago
Exploiting temporal change of pitch in formant estimation
This paper considers the problem of obtaining an accurate spectral representation of speech formant structure when the voicing source exhibits a high fundamental frequency. Our wo...
Tao T. Wang, Thomas F. Quatieri
ICPR
2008
IEEE
16 years 1 months ago
A Bayesian Local Binary Pattern texture descriptor
In this paper, a Bayesian LBP operator is proposed. This operator is formulated in a novel Filtering, Labeling and Statistic (FLS) framework for texture descriptors. In the framew...
Chu He, Timo Ahonen, Matti Pietikäinen
IWNAS
2008
IEEE
16 years 1 months ago
Event-based Trust Framework Model in Wireless Sensor Networks
The security of wireless sensor networks is ever more important nowadays. Most of the proposed security protocols in wireless sensor networks are based on authentication and encry...
Haiguang Chen, Huafeng Wu, Jinchu Hu, Chuanshan Ga...
AH
2008
Springer
16 years 1 months ago
Towards Computerized Adaptive Assessment Based on Structured Tasks
In an attempt to support traditional classroom assessment processes with fully computerized methods, we have developed a method for adaptive assessment suitable for well structured...
Jozef Tvarozek, Milos Kravcik, Mária Bielik...