@InProceedings{ zuk:2008:UBVF, author = {Torre Zuk and Jon Downton and David Gray and Sheelagh Carpendale and JD Liang}, title = {Exploration of Uncertainty in Bidirectional Vector Fields}, booktitle = {Society of Photo-Optical Instrumentation Engineers (SPIE) Conference Series}, note = {published online}, year = {2008}, volume = {6809}, }