Theoretical Analysis of Cyclic Frequency Domain Noise and Feature Detection for Cognitive Radio Systems
Xiaoying GanDa ShanYuan ZhouWei ZhangLiang QianPublished in: CoRR (2009)
Keyphrases
- frequency domain
- feature detection
- theoretical analysis
- power spectrum
- fourier transform
- low frequency
- spatial domain
- cognitive radio
- power spectra
- radon transform
- scale space
- object recognition
- detection algorithm
- preprocessing
- high frequency
- denoising
- feature extraction
- subband
- detection method
- spectrum sensing
- signal to noise ratio
- image compression
- image features
- radial symmetry