Noise reduction in low-dose ct using a 3D multiscale sparse denoising autoencoder.
Katrin MentlBoris MailhéFlorin C. GhesuFrank SchebeschTino HaderleinAndreas K. MaierMariappan S. NadarPublished in: MLSP (2017)
Keyphrases
- low dose
- noise reduction
- multiscale
- denoising
- soft thresholding
- edge detection
- contrast enhancement
- denoising algorithm
- computed tomography
- x ray
- wavelet domain
- noise removal
- image processing
- ct scans
- image denoising
- denoising methods
- imaging modalities
- edge preserving
- signal to noise ratio
- computer tomography
- dual energy
- natural images
- lung nodules
- ct images
- noisy images
- image enhancement
- edge preservation
- medical imaging
- medical images
- total variation
- image reconstruction
- median filter
- noise level
- wavelet transform
- low contrast
- ct data
- gaussian noise
- edge enhancement
- three dimensional
- speckle noise
- wavelet coefficients
- magnetic resonance imaging
- intraoperative
- partial differential equations
- x ray images
- multiplicative noise
- ultrasound images
- high resolution