Visualization of Air Quality Time Series by Low-Pass Gaussian Filtering.
Tuija Ruoho-AirolaTimo SalmiToni AmnelPublished in: EnviroInfo (2006)
Keyphrases
- low pass
- gaussian filter
- gaussian filtering
- air quality
- frequency domain
- high frequency
- high pass
- finite impulse response
- filter bank
- subband
- discrete wavelet transform
- low frequency
- low pass filter
- filter design
- wavelet decomposition
- urban areas
- contrast enhancement
- traffic flow
- bandpass
- digital filters
- edge information
- face recognition
- spatial domain
- wavelet transform
- critical points
- perfect reconstruction
- scale space
- edge detection
- denoising
- image fusion
- signal processing