Learning visual representations with optimum-path forest and its applications to Barrett's esophagus and adenocarcinoma diagnosis. - de Souza, Luis A.; Afonso, Luis C. S.; Ebigbo, Alanna; Probst, Andreas; Messmann, Helmut; Mendel, Robert; Hook, Christian; Palm, Christoph; Papa, João P. (Neural Computing & Applications, 2020)