Wideband Power Spectrum Estimation Based on Sub-Nyquist Sampling in Cognitive Radio Networks.
Yijiu ZhaoYu ChenYanze ZhengYi ZhuangWeifeng WenPublished in: IEEE Access (2019)
Keyphrases
- power spectrum
- spectrum sensing
- cognitive radio networks
- frequency analysis
- frequency domain
- sampling rate
- cognitive radio
- natural images
- channel allocation
- user centric
- power spectral
- spectral estimation
- estimation error
- wireless communication
- object recognition
- high order statistics
- density function
- higher order
- computational complexity
- video sequences
- feature selection
- computer vision