Author = {Schlemmer, Michael and Heringer, Manuel and Morr, Florian and Hotz, Ingrid and Hering-Bertram, Martin and Garth, Christoph and Kollmann, Wolfgang and Hamann, Bernd and Hagen, Hans},
Title = {Moment invariants for the analysis of 2D flow fields},
Year = {2007},
Journal = {IEEE Transactions on Visualization and Computer Graphics},
Volume = {13},
Number = {6},
Pages = {1743--1750},