Errata to “Isosurface Extraction and View-Dependent Filtering from Time-Varying Fields Using Persistent Time-Octree (PTOT)” [Nov-Dec 09 1367-1374]

In the above titled paper (ibid., vol. 15, no. 6, pp. 1367-1374, Nov.-Dec. 09), there were errors contained in Figs. 1, 2, 3, and 4. The correct figures are presented here.