Homework 1 - Filtering Methods

Using various filters I created the following images representing a high frequency function.  Images are 512x384 and are sampled 900 times per pixel.
 

No filtering  - Uses a single sample at the center of each pixel.


 

Jittered Box Filter


 
 

Jittered Tent Filter


 
 
 

Jittered cubic b-spline filter


 
 

Extra Credit

Multi-Jittered Box Filter


 
 

Multi-Jittered Tent Filter (only 225 samples/pixel)


 

Multi-Jittered B-Spline Filter (only 225 samples/pixel)