Updated version of the compound from Phil's ICE Pack. It implements the algorithm from the "Coping with Antipodality" section of Kavan's 2008 paper which fixes the problem with polygons flipping at 180 degrees.

For usage, see http://softimage.wiki.softimage.com/index.php/Skinning_Compounds

Compound File: 

Dual Quaternion Deformation.1.5.xsicompound