Vector Field Metrics Based on Distance Measures of First Order Critical Points.

Holger Theisel Tino Weinkauf Vector Field Metrics Based on Distance Measures of First Order Critical Points. 121-128 2002 conf/wscg/2002 WSCG (Short Papers) http://wscg.zcu.cz/wscg2002/Papers_2002/D49.pdf db/conf/wscg/wscg2002.html#TheiselW02