@TechReport{CruzBogdPaquBierThir09,
author = {Javier Cruz and Iva Bogdanova and Beno\^{\i}t Paquier and Michel Bierlaire and Jean-Philippe Thiran },
title = {Scale Invariant Feature Transform on the Sphere: Theory and Applications},
institution = {Transport and Mobility Laboratory, Ecole Polytechnique F\'ed\'erale de Lausanne},
number = {TRANSP-OR 090426},
note = {Published as Cruz, J., Bogdanova, I., Paquier, B., Bierlaire, M., and Thiran, J.-Ph. (2012). Scale Invariant Feature Transform on the Sphere: Theory and Applications, International Journal of Computer Vision98(2):217-241},
year = {2009}
}