@techreport{feragen:tech:2012, title = {A geometric framework for statistics on trees}, author = {Feragen, Aasa and Nielsen, Mads and Hauberg, S{o}ren and Lo, Pechin and de Bruijne, Marleen and Lauze, Francois}, number = {11/02}, institution = {Department of Computer Science, University of Copenhagen}, month = jan, year = {2012}, doi = {}, month_numeric = {1} }