De-noising low dose CT images of the ovarian region using modified discrete wavelet transform.
H. Heartlin MariaA. Maria JossyG. MalarvizhiA. JenittaPublished in: Multim. Tools Appl. (2022)
Keyphrases
- discrete wavelet transform
- ct images
- low dose
- computed tomography
- wavelet domain
- denoising
- ct scans
- region of interest
- computer tomography
- lung nodules
- medical images
- medical imaging
- image denoising
- multiresolution
- wavelet coefficients
- subband
- dual energy
- image fusion
- x ray
- high frequency
- ct data
- image processing
- image reconstruction
- feature vectors
- image analysis
- spatial domain
- natural images
- input image
- treatment planning
- denoising algorithm
- frequency domain
- multiscale
- low frequency
- wavelet transform
- computer vision
- three dimensional
- computer aided diagnosis
- medical diagnosis
- noisy images
- image registration
- pulmonary nodules
- magnetic resonance
- computer aided