Orthogonality-Constrained CNMF-Based Noise Reduction with Reduced Degradation of Biological Sound.
Naoto MurakamiShota NakashimaKatsuma FujimotoShoya MakihiraSeiji NishifujiKeiko DoiXianghong LiTsunahiko HiranoKazuto MatsunagaPublished in: Sensors (2021)
Keyphrases
- noise reduction
- edge preserving
- signal to noise ratio
- edge detection
- noise level
- noisy environments
- noise removal
- median filter
- noise free
- noise detection
- edge preservation
- edge enhancement
- wiener filter
- noise filtering
- hearing aids
- impulsive noise
- speckle noise
- impulse noise
- bilateral filter
- vector median filter
- digital images