Sciweavers

INTERSPEECH
2010
12 years 11 months ago
SAFE: a statistical algorithm for F0 estimation for both clean and noisy speech
A novel Statistical Approach for F0 Estimation, SAFE, is proposed to improve the accuracy of F0 tracking under both clean and additive noise conditions. Prominent Signal-to-Noise ...
Wei Chu, Abeer Alwan
EJASP
2011
93views more  EJASP 2011»
12 years 11 months ago
Cognitive Cooperation for the Downlink of Frequency Reuse Small Cells
We develop and analyze a space time coded cooperative diversity protocol that achieves improved quality of service for mobile users in the downlink of small cells. The protocol, c...
Salam Akoum, Marie Zwingelstein-Colin, Robert W. H...
JAT
2007
57views more  JAT 2007»
13 years 4 months ago
Measures, densities and diameters of frequency bands of scaling functions and wavelets
We investigate the measures of frequency bands of scaling functions and wavelets, and solve an open problem. Furthermore, we give conditions for which the measures of frequency ba...
Zhihua Zhang
CORR
2007
Springer
131views Education» more  CORR 2007»
13 years 4 months ago
Cognitive Medium Access: Exploration, Exploitation and Competition
—This paper considers the design of efficient strategies that allow cognitive users to choose frequency bands to sense and access among multiple bands with unknown parameters. F...
Lifeng Lai, Hesham El Gamal, Hai Jiang, H. Vincent...
ICMCS
2010
IEEE
140views Multimedia» more  ICMCS 2010»
13 years 4 months ago
On the use of a dynamic hybrid tempo detection model for beat tracking
In this paper, an approach that estimates the times at which musical beats occur is presented. The system uses a hybrid multi-band decomposition in order to estimate the music tem...
Mikel Gainza
ICC
2007
IEEE
134views Communications» more  ICC 2007»
13 years 10 months ago
Joint On-Demand Routing and Spectrum Assignment in Cognitive Radio Networks
— In Cognitive Radio Networks, nodes can work on different frequency bands. Existing routing proposals help nodes select frequency bands without considering the effect of band sw...
Geng Cheng, Wei Liu, Yunzhao Li, Wenqing Cheng
IJCNN
2008
IEEE
13 years 11 months ago
Filter Bank Common Spatial Pattern (FBCSP) in Brain-Computer Interface
—In motor imagery-based Brain Computer Interfaces (BCI), discriminative patterns can be extracted from the electroencephalogram (EEG) using the Common Spatial Pattern (CSP) algor...
Kai Keng Ang, Zhang Yang Chin, Haihong Zhang, Cunt...
ICC
2009
IEEE
129views Communications» more  ICC 2009»
13 years 11 months ago
Restless Watchdog: Monitoring Multiple Bands with Blind Period in Cognitive Radio Systems
— Spectrum sensing, which monitors the spectrum activity, is studied for cognitive radio systems using multiple frequency bands with non-negligible band switching time (blind per...
Husheng Li