AR Air Hockey

Freshman Imaging Project ‘sports ball tracking’ project demo for RIT Undergraduate Research presentation. And the poster

libDraw – Interactive drawing on the Pixar Image Computer

Back in the 1980s I wrote a bunch of software as part of the volumetric medical imaging system we designed for Philips (nee Picker) Medical. We used to document our code in those days. I was digging through some archival stuff of mine, looking for an implementation of Bresenham’s line algorithm I wrote for Mathematica, and this document popped up.

Retina and LGN

A demonstration written in Mathematica to show the interaction of the retina and LGN on the sampling of image information from the eyes. You can play with the receptive field size to see how the whole “Hybrid Images”… Read More

Fencing Eyetracking Data

A while back, we did a nice study on eye movements during fencing. This is a figure from one of the posters, we should finish this and publish it some day. Should do a lot of things.  … Read More

Implicit madness

A sparse implicit surface. It needs to be less sparse.

Shape metrics

Colorful Visualization of the day

An in-development look at some age judgement data. Not sure what it is telling me yet, but I can’t let that stop me from looking at it?


Doing a little work on a fluid-flow project with some folks here- Wrote a volume renderer for it, basically re-visiting work I did in 1986 at The OSU CGRG, which eventually was applied to stuff we did with the volume… Read More

Progress, visualized?

Virgin position map


X,Y,Z in R,G,B .