Ghasemi, AlirezaRime, LaurentVetterli, Martin2017-05-242017-05-242017-05-242014https://infoscience.epfl.ch/handle/20.500.14299/137585A method of local feature identification, comprising the steps of: retrieving data representing a lightfield (101); forming an epipolar volume (V) from the retrieved data; applying a transform to epipolar planes retrieved from said epipolar volume, so as to represent said epipolar planes in a new space (106); identifying a plurality of epipolar lines (107); identifying local features (fp) based on at least some of said epipolar lines (108).patentUS9613256GB2529344GB201520376US2014369594WO201419835148792915