#### CSC274b

Spring 1998

Ileana Streinu

#
Lecture 22

#### Tuesday, April 18, 2000

- Voronoi diagrams and Delaunay triangulations.
- The Voronoi
diagram applet.
- Definitions and terminology.
- Naive algorithm: half-space intersection.
- Properties of Voronoi diagrams and Delaunay triangulations.
- Lifting 2d points on the paraboloid.
- Solving 2d Delaunay triangulations using 3d convex hulls: O(n
log n) algorithm.

Last modified April 17, 2000.