Gascon M, Cirach M, Martinez D, Dadvand P, Valentin A, Plasencia A, Nieuwenhuijsen MJ. Normalized difference vegetation index (NDVI) as a marker of surrounding greenness in epidemiological studies: the case of Barcelona city. Urban For Urban Green. 2016 Sep;19:88-94. doi: 10.1016/j.ufug.2016.07.001
Fleming AD, Philip S, Goatman KA, Williams GJ, Olson JA, Sharp PF. Automated detection of exudates for diabetic retinopathy screening. Phys Med Biol. 2007 Dec 21;52(24):7385-96. doi: 10.1088/0031-9155/52/24/012
Fleming AD, Goatman KA, Philip S, Olson JA, Sharp PF. Automatic detection of retinal anatomy to assist diabetic retinopathy screening. Phys Med Biol. 2007 Jan 21;52(2):331-45. doi: 10.1088/0031-9155/52/2/002