1. An impossibility theorem for clustering;Kleinberg,2003
2. Measures of clustering quality: a working set of axioms for clustering;Ackerman,2008
3. Towards property-based classification of clustering paradigms;Ackerman,2010
4. Characterization of linkage-based clustering.;Ackerman,2010
5. Discerning linkage-based algorithms among hierarchical clustering methods;Ackerman,2011