JournalIEEE Transactions on Visualization and Computer Graphics1996
Frequency analysis of gradient estimators in volume rendering
Mark Bentum, Barthold Lichtenbelt, Thomas Malzbender
This paper presents a frequency analysis of gradient estimators in volume rendering and introduces a new gradient filter based on the derivative of the interpolation filter, such as the cubic spline, for improved accuracy and computational efficiency
116Jan 1, 1996