Image filtering in 5 minutes: The Case of the Splotched Van Gogh, Part 2

Equivalent to a 50 minute university lecture on image filtering. Part 2 of 3.
0:00 - intro
0:13 - mean filtering
1:22 - coordinate systems -- image vs. array
2:06 - formula for mean filtering
2:41 - cross-correlation
3:05 - convolution
4:35 - filtered downsampling
Graphics in 5 minutes is a series of cartoon-style videos that teach computer graphics in 10x less time. You can take the equivalent of a University level computer graphics course in just over two hours. The playlist is here:
• Graphics in 5 minutes ...
See here for more information: g5m.cs.washington.edu/