Learning Activity-Based Ground Models from a Moving Helicopter Platform. - Andrew Lookingbill; David Lieb; David Stavens; Sebastian Thrun (ICRA, 2005)

Adaptive Road Following using Self-Supervised Learning and Reverse Optical Flow. - David Lieb; Andrew Lookingbill; Sebastian Thrun (Robotics: Science and Systems, 2005)

Reverse Optical Flow for Self-Supervised Adaptive Autonomous Robot Navigation. - Andrew Lookingbill; John Rogers; David Lieb; J. Curry; Sebastian Thrun (Int. J. Comput. Vis., 2007)