Image Focus Measure by Wavelet Transform with Gaussian Derivative and Spatial Frequency and Image Enhancement using Fuzzy Logic

2020 ◽  
Vol 9 (4) ◽  
pp. 6268-6278
Author(s):  
Jyoti B. Kulkarni
Keyword(s):  
Fuzzy Logic ◽  
Wavelet Transform ◽  
Spatial Frequency ◽  
Image Enhancement ◽  
Gaussian Derivative ◽  
Focus Measure ◽  
Image Focus

Low-light image enhancement based on Retinex theory and dual-tree complex wavelet transform

2018 ◽  
Vol 14 (6) ◽  
pp. 470-475 ◽  
Author(s):  
Mao-xiang Yang ◽  
Gui-jin Tang ◽  
Xiao-hua Liu ◽  
Li-qian Wang ◽  
Zi-guan Cui ◽  
...  
Keyword(s):  
Wavelet Transform ◽  
Image Enhancement ◽  
Complex Wavelet Transform ◽  
Low Light ◽  
Light Image ◽  
Retinex Theory ◽  
Complex Wavelet
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