Shot-Noise-Aware Image Signal Restoration for Photoelectronic Charge-Based Sensors.
Seishi TakamuraPublished in: APSIPA ASC (2023)
Keyphrases
- random noise
- additive gaussian noise
- wiener filter
- image features
- degraded images
- image noise
- additive noise
- transformed image
- low frequency
- denoising
- denoising methods
- frequency domain
- input image
- quantization noise
- background noise
- low snr
- noise variance
- low signal to noise ratio
- restoration method
- edge detection
- restoration algorithm
- image structure
- imaging process
- pixel intensities
- millimeter wave
- image classification
- noise reduction
- bandpass
- image segmentation
- multiscale
- image retrieval
- image restoration
- wiener filtering
- gaussian noise
- noisy images
- signal noise ratio
- image processing
- multiplicative noise
- high signal to noise ratio
- restored image
- blind deconvolution
- power spectrum
- morphological filters
- signal to noise ratio
- key frames
- high resolution
- impulse response
- ccd camera
- high pass
- nonlinear filters
- visual features
- charge coupled device
- video sequences