The following publications are possibly variants of this publication:
- On Histograms and Isosurface StatisticsHamish Carr, Brian Duffy, Denby Brian. tvcg, 12(5):1259-1266, 2006. [doi]
- Revisiting Histograms and Isosurface StatisticsCarlos Eduardo Scheidegger, John M. Schreiner, Brian Duffy, Hamish Carr, Cláudio T. Silva. tvcg, 14(6):1659-1666, 2008. [doi]