An unsupervised approach to improve contrast and segmentation of blood vessels in retinal images using CLAHE, 2D Gabor wavelet, and morphological operations
Douglas Abreu da Rocha, Ana Beatriz Lordeiro Barbosa, Daniela Silva Guimarães, Leonardo Miranda Gregório, Luiz Henrique Nacife Gomes, Luciana da Silva Amorim, Zélia Myriam Assis Peixoto
Topics & Concepts
Adaptive histogram equalizationArtificial intelligenceComputer visionComputer scienceContext (archaeology)Contrast (vision)SegmentationGabor waveletFundus (uterus)Histogram equalizationImage segmentationHistogramPattern recognition (psychology)WaveletWavelet transformDiscrete wavelet transformImage (mathematics)MedicineOphthalmologyPaleontologyBiologyRetinal Imaging and AnalysisRetinal Diseases and TreatmentsGlaucoma and retinal disorders