Hierarchical representation and image processing

Evaluation of hierarchical segmentation: article + code.
Interactive image segmentation online: let's play!, online demo.
Evaluation of hierarchies for supervised segmentation: image datasets.
Hierarchies of directed components: one way street, in PAMI 2014
Classification in a Max-Tree: Bayes and Markov are on a tree, in CVIU 2014
Theory and Algorithms: Kruskal the salient man, in ISMM 2013.
Hierarchical hyperconnections: don't stack! in TIP 2012