Virtual Trackballs Revisited - Knud Henriksen; Jon Sporring; Kasper Hornbæk (IEEE Trans. Vis. Comput. Graph., 2004)

Relating Scene Depth to Image Ratios - Jens Arnspang; Knud Henriksen; Fredrik Bergholm (Computer Analysis of Images and Patterns, 8th International Conference, CAIP'99, Ljubljana, Slovenia, September 1-3, 1999, Proceedings, 1999)

Coordinate-Free Camera Calibration - Jens Arnspang; Knud Henriksen; Niels Holm Olsen (Computer Analysis of Images and Patterns, 7th International Conference, CAIP'97, Kiel, Germany, September 10-12, 1997, Proceedings, 1997)

Using Mirror Cameras for Estimating Depth - Jens Arnspang; Henrik Nielsen; Morten Christensen; Knud Henriksen (Computer Analysis of Images and Patterns, 6th International Conference, CAIP'95, Prague, Czech Republic, September 6-8, 1995, Proceedings, 1995)

Estimating Time to Contact with Curves, avoiding Calibration and Aperture Problem - Jens Arnspang; Knud Henriksen; Robert Stahr (Computer Analysis of Images and Patterns, 6th International Conference, CAIP'95, Prague, Czech Republic, September 6-8, 1995, Proceedings, 1995)

Stereo Ranging with Verging Cameras - Eric Krotkov; Knud Henriksen; Ralf Kories (IEEE Trans. Pattern Anal. Mach. Intell., 1990)

Direct determination of the orientation of a translating 3D straight line - Knud Henriksen; Jens Arnspang (Pattern Recognit. Lett., 1989)