Stochastic Resonance Noise Enhanced Spectrum Sensing in Cognitive Radio Networks.
Wei ChenJun WangHusheng LiShaoqian LiPublished in: GLOBECOM (2010)
Keyphrases
- cognitive radio networks
- stochastic resonance
- spectrum sensing
- image enhancement
- signal to noise ratio
- contrast enhancement
- cognitive radio
- additive noise
- user centric
- low signal to noise ratio
- wireless communication
- communication systems
- multiscale
- color images
- key technologies
- noisy images
- frequency domain
- data processing
- low cost
- wavelet transform