Subspace-based frequency estimation of sinusoidal signals in alpha-stable noise.
Mustafa A. AltinkayaHakan DeliçBülent SankurEmin AnarimPublished in: Signal Process. (2002)
Keyphrases
- signal detection
- low signal to noise ratio
- signal processing
- biomedical signals
- signal subspace
- received signal
- noisy data
- signal to noise ratio
- noise reduction
- white noise
- missing data
- noisy environments
- noise model
- additive noise
- input data
- weak signal
- fundamental frequency
- direct sequence spread spectrum
- median filter
- noise level
- high frequency
- low dimensional
- feature space
- lower dimensional
- weak signal detection
- high dimensional
- short time fourier transform
- principal component analysis
- dimensionality reduction
- sensor array
- low pass filtering
- basis functions
- subspace clustering
- spectral analysis
- noise free
- subspace learning