Spectral contents of astronomical unequally spaced time-series: contribution of time-frequency and time-scale analyses.
Sylvie RoquesCarole ThiebautPublished in: ICASSP (6) (2003)
Keyphrases
- database
- signal processing
- metadata
- statistical analysis
- short time fourier transform
- data mining tasks
- wavelet transform
- multimedia
- image processing
- feature vectors
- feature extraction
- non stationary
- stock market
- fourier transform
- web content
- spectral analysis
- financial time series
- moving average
- signal analysis
- spectral features