Detection of microaneurysms in color fundus images based on local Fourier transform.
Xugang ZhangYanfeng KuangJunping YaoPublished in: Biomed. Signal Process. Control. (2022)
Keyphrases
- fourier transform
- fundus images
- diabetic retinopathy
- blood vessels
- retinal images
- optic disc
- frequency domain
- automatic detection
- signal processing
- early detection
- optical coherence tomography
- fourier domain
- color images
- cross sectional
- fourier coefficients
- medical experts
- low contrast
- color information
- fast fourier transform
- polar coordinates
- vessel segmentation
- radon transform
- log polar
- correlation function
- pattern recognition
- machine learning
- discrete fourier transform
- computational complexity