Category Archives: BirdEye

Hit detection on graphics primitives: Speeding up the Parallel Coordinates Plot

By Michael | Published: February 19, 2009
In my last post I mentioned that I had rewritten the Parallel Coordinates Plot to achieve a pretty drastic speed up. Before I get into the graphics hit detection trick at the heart of the performance boost, I’d like to explain the problem with the original implementation. The main thing that dragged down the first [...]
Also posted in Flex, Information Visualization | 7 Comments

Collaborating with BirdEye

By Michael | Published: February 13, 2009
BirdEye is a project that aims to be a comprehensive collection of visualization components, and I was recently asked to join the team.  I’ve added my components into the appropriate sub-projects; The Heat Map is in GeoVis and the Comparison Matrix and Parallel Coordinates Plot are in QaVis.  During the migration process I fixed a [...]
Also posted in Flex, Information Visualization | 1 Comment