Spectrally queued feature selection for robotic visual odometery. - David M. Pirozzo; Philip Frederick; Shawn Hunt; Bernard L. Theisen; Mike Del Rose (Intelligent Robots and Computer Vision: Algorithms and Techniques, 2011)

The 18th Annual Intelligent Ground Vehicle Competition: trends and influences for intelligent ground vehicle control. - Bernard L. Theisen; Philip Frederick; William Smuda (Intelligent Robots and Computer Vision: Algorithms and Techniques, 2011)

Evidence Feed Forward Hidden Markov Model: A New Type of Hidden Markov Model - Michael DelRose; Christian C. Wagner; Philip Frederick (CoRR, 2011)