Yesterday I spent some time exploring the Filters available in Adobe Photoshop Elements 2.0. I used a scan of a log cabin design that I created by pasting together little squares of fabric. I repeated and rotated the image to form a block
to which I applied various Filters at random. The examples below illustrate application of the Artistic filter called Cutout. (I've used this one before on my Perfect Square design.) Different results can be achieved through the manipulation of three variables: levels, edge simplicity, and edge fidelity.
Below is an example of another Artistic filter called Plastic Wrap:
And this next one is Posterization: