Chowriappa P, Dua S, Acharya UR, Krishnan MMR (2013) Ensemble selection for feature-based classification of diabetic maculopathy images. Comput Biol Med 43(12):2156–2162
Article
PubMed
Google Scholar
Chua CK, Mookiah MRK, Koh JEW, Acharya UR, Lim CM, Laude A, Ng EYK (2013) Automated diagnosis of maculopathy stages using texture features. Int J Integr Care 13(8):1–2
Google Scholar
Dorigo M, Birattari M, Stutzle T (2006) Ant colony optimization. Comput Intell Mag IEEE 1(4):28–39
Article
Google Scholar
Eye Diseases Prevalence Research Group (2004) The prevalence of diabetic retinopathy among adults in the United States. Arch Ophthalmol 122(4):552
Article
Google Scholar
Faust O, Acharya R, Ng EYK, Ng KH, Suri JS (2012) Algorithms for the automated detection of diabetic retinopathy using digital fundus images: a review. J Med Syst 36(1):145–157
Article
PubMed
Google Scholar
Fleming AD, Goatman KA, Philip S, Olson JA, Sharp PF (2007) Automatic detection of retinal anatomy to assist diabetic retinopathy screening. Phys Med Biol 52(2):331–345
Article
PubMed
Google Scholar
Foracchia M, Grisan E, Ruggeri A (2004) Detection of optic disc in retinal images by means of a geometrical model of vessel structure. IEEE Trans Med Imag 23(10):1189–1195
CAS
Article
Google Scholar
Ganesan K, Martis RJ, Acharya UR, Chua CK, Min LC, Ng EYK, Laude A (2014) Computer-aided diabetic retinopathy detection using trace transforms on digital fundus images. Med Biol Eng Comp 52(8):663–672
Article
Google Scholar
Giancardo L, Meriaudeau F, Karnowski TP, Li Y, Garg S, Tobin KW, Chaum E (2012) Exudate-based diabetic macular edema detection in fundus images using publicly available datasets. Med Image Anal 16(1):216–226
Article
PubMed
Google Scholar
Harangi B, Hajdu A (2015) Detection of the optic disc in fundus images by combining probability models. Comput Biol Med 65:10–24
Article
PubMed
Google Scholar
Hoover A, Goldbaum M (2003) Locating the optic nerve in a retinal image using the fuzzy convergence of the blood vessels. IEEE Trans Med Imag 22(8):951–958
Article
Google Scholar
Hsiao HK, Liu CC, Yu CY, Kuo SW, Yu SS (2012) A novel optic disc detection scheme on retinal images. Expert Syst Appl 39(12):10600–10606
Article
Google Scholar
Ibrahim S, Dua S, Chowriappa P, Acharya UR, Noronha K, Bhandary S, Mugasa H (2015) Classification of diabetes maculopathy images using data-adaptive neuro-fuzzy inference classifier. Med Biol Eng Compu 53(12):1345–1360
Article
Google Scholar
Karaboga D, Basturk B (2007) A powerful and efficient algorithm for numerical function optimization: artificial bee colony (ABC) algorithm. J Global Optim 39(3):459–471
Article
Google Scholar
Kauppi T, Kalesnykiene V, Kamarainen JK, Voutilainen R, Pietila J, Kalviainen H, Uusitalo H (2014) DIARETDB1 diabetic retinopathy database and evaluation protocol. Technical report
Kennedy J (2010) Particle swarm optimization Encyclopedia of Machine Learning. Springer, New York, pp 760–766
Google Scholar
Krishnan MMR, Faust O (2013) Automated glaucoma detection using hybrid feature extraction in retinal fundus images. J Mech Med Biol 13(01):1350011
Article
Google Scholar
Lopez-Molina C, Bustince H, Fern´andez J, Couto P, De Baets B (2010) A gravitational approach to edge detection based on triangular norms. Pattern Recogn 43(11):3730–3741
Article
Google Scholar
Mookiah MRK, Acharya UR, Chua CK, Lim CM, Ng EYK, Laude A (2013) Computer-aided diagnosis of diabetic retinopathy: a review. Comput Biol Med 43(12):2136–2155
Article
PubMed
Google Scholar
Mookiah MRK, Acharya UR, Martis RJ, Chua CK, Lim CM, Ng EYK, Laude A (2013) Evolutionary algorithm based classifier parameter tuning for automatic diabetic retinopathy grading: a hybrid feature extraction approach. Knowl Based Syst 39:9–22
Article
Google Scholar
Mookiah MRK, Acharya UR, Chandran V, Martis RJ, Tan JH, Koh JE, Chua CK, Tong L, Laude A (2015) Application of higher-order spectra for automated grading of diabetic maculopathy. Med Biol Eng Comp 53(12):1–13
Article
Google Scholar
Narasimha-Iyer H, Can A, Roysam B, Stewart V, Tanenbaum HL, Majerovics A, Singh H (2006) Robust detection and classification of longitudinal changes in color retinal fundus images for monitoring diabetic retinopathy. IEEE Trans Biomed Eng 53(6):1084–1098
Article
PubMed
Google Scholar
Nayak J, Acharya R, Bhat PS, Shetty N, Lim TC (2009) Automated diagnosis of glaucoma using digital fundus images. J Med Syst 33(5):337–346
Article
PubMed
Google Scholar
Noronha KP, Acharya UR, Nayak KP, Martis RJ, Bhandary SV (2014) Automated classification of glaucoma stages using higher order cumulant features. Biomed Sig Process Control 10:174–183
Article
Google Scholar
Otsu N (1975) A threshold selection method from gray-level histograms. IEEE Trans Syst Man Cybern 9(1):62–66
Article
Google Scholar
Pereira C, Goncalves L, Ferreira M (2013) Optic disc detection in color fundus images using ant colony optimization. Med Biol Eng Comp 51(3):295–303
Article
Google Scholar
Perona P, Malik J (1990) Scale-space and edge detection using anisotropic diffusion. IEEE Trans Pattern Anal Mac Intell 12(7):629–639
Article
Google Scholar
Qureshi RJ, Kovacs L, Nagy B, Harangi B, Peto T, Hajdu A (2012) Combining algorithms for automatic detection of optic disc and macula in fundus images. Comput Vis Image Underst 116(1):138–145
Article
Google Scholar
Rahebi J, Hardalac F (2015) A new approach to optic disc detection in human retinal images using the firefly algorithm. Med Biol Eng Comput 54(2):453–461
PubMed
Google Scholar
Reza AW, Eswaran C, Hati S (2009) Automatic tracing of optic disc and exudates from color fundus images using fixed and variable thresholds. J Med Syst 33(1):73–80
Article
PubMed
Google Scholar
Reza AW, Eswaran C, Dimyati K (2011) Diagnosis of diabetic retinopathy: automatic extraction of optic disc and exudates from retinal images using marker-controlled watershed transformation. J Med Syst 35(6):1491–1501
Article
PubMed
Google Scholar
Sinthanayothin C, Boyce JF, Cook HL, Williamson TH (1999) Automated localization of the optic disc, fovea, and retinal blood vessels from digital colour fundus images. Br J Ophthalmol 83(8):902–910
CAS
Article
PubMed
PubMed Central
Google Scholar
Staal Joes, Abramoff Michael D, MeindertNiemeijer Max Viergever, Van Ginneken Bram et al (2004) Ridge-based vessel segmentation in color images of the retina. IEEE Trans Med Imaging 23(4):501–509
Article
PubMed
Google Scholar
Suero A, Martin D, Gegundez-Arias ME, Bravo JM (2013) Locating the optic disc in retinal images using morphological techniques. In: International work-conference on bioinformatics and biomedical engineering (IWBBIO 2013). Granada, Spain, pp 593–600
Sun G, Liu Q, Liu Q, Ji C, Li X (2007) A novel approach for edge detection based on the theory of universal gravity. Pattern Recogn 40(10):2766–2775
Article
Google Scholar
Tariq A, Akram MU, Shaukat A, Khan SA (2013) Automated detection and grading of diabetic maculopathy in digital retinal images. J Digit Imaging 26(4):803–812
Article
PubMed
PubMed Central
Google Scholar
Walter Thomas, Klein Jean-Claude, Massin Pascale, Erginay Ali (2002) A contribution of image processing to the diagnosis of diabetic retinopathy detection of exudates in color fundus images of the human retina. IEEE Trans Med Imaging 21(10):1236–1243
Article
PubMed
Google Scholar
Welfer D, Scharcanski J, Kitamura CM, Dal Pizzol MM, Ludwig LW, Marinho DR (2010) Segmentation of the optic disk in color eye fundus images using an adaptive morphological approach. Comput Biol Med 40(2):124–137
Article
PubMed
Google Scholar
Yang XS (2010) Nature-inspired metaheuristic algorithms. Luniver press
Yau JW, Rogers SL, Kawasaki R, Lamoureux EL, Kowalski JW, Bek T, Chen SJ, Dekker JM, Fletcher A, Grauslund J et al (2012) Global prevalence and major risk factors of diabetic retinopathy. Diabet care 35:111909
Article
Google Scholar
Yigitbasi E, Baykan N (2013) Edge detection using artificial bee colony algorithm (ABC). Int J Inf Electron Eng 3(6):634–638
Google Scholar
Youssif AAHAR, Ghalwash AZ, Ghoneim AASAR (2008) Optic disc detection from normalized digital fundus images by means of a vessels’ direction matched filter. IEEE Trans Med Imaging 27(1):11–18
CAS
Article
PubMed
Google Scholar
Zhou H, Schaefer G, Liu T, Lin F (2010) Segmentation of optic disc in retinal images using an improved gradient vector flow algorithm. Multimed Tools Appl 49(3):447–462
Article
Google Scholar
Zhu X, Rangayyan RM, Ells AL (2010) Detection of the optic nerve head in fundus images of the retina using the hough transform for circles. J Digit Imaging 23(3):332–341
Article
PubMed
Google Scholar