7Harris C,Stephens M.A combined corner and edge detector.Proceedings of the 4th Alvey Vision Conference.Manchester,UK,31 August-2 September 1988:147-151.
8Herbert Bay,Andreas Ess,Tinne Tuytelaars,et al.SURF:Speeded Up Robust Features.European Conference on Computer Vision,Graz,Austria,May 7-13,2006:404-417.
