Fig. 4From: A multi-labeled tree dissimilarity measure for comparing “clonal trees” of tumor progressiona \(T_1\) and \(T_2\) before applying the first step from Observation 4, b \(T'_1\) and \(T'_2\) obtained from \(T_1\) and \(T_2\) from a after first step of deleting vertices which do not belong to paths between root and crucial vertices, c the resulting tree \(\tilde{T}_1 = \tilde{T}_2\) after applying second stepBack to article page