@misc {Kristan2014a, author = {Matej Kristan and Roman Pflugfelder and Ale\v{s} Leonardis and Jiri Matas and Fatih Porikli and Luka \v{C}ehovin Zajc and Georg Nebehay and Gustavo Fernandez and Tomas Vojir}, title = {The VOT2013 challenge: overview and additional results}, month = {Feb}, year = {2014} }