1.

Conference Proceedings
Conference Proceedings
1. Preliminary investigation into the use of stereo illumination to enhance mobile robot terrain perception
Witus,G. ; Karlsen,R.E. ; Gorsich,D.J. ; Gerhart,G.R.
Pub. info.: Unmanned ground vehicle technology III: 16-17 April 2001, Orlando, USA.  pp.290-301,  2001.  Bellingham, Wash., USA.  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 4364
2.

Conference Proceedings
Conference Proceedings
2. Background characterization and visualization based on visual neurophysiology
Witus,G. ; Gottschalk,P.G. ; Cohen,M.A. ; Gerhart,G.R. ; Karlsen,R.E. ; Meitzler,T.J. ; Goetz,R. ; Sohn,E. ; Bryk,D.
Pub. info.: Targets and backgrounds : characterization and representation III : 21-23 April 1997, Orlando, Florida.  pp.220-230,  1997.  Bellingham, Wash..  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 3062
3.

Conference Proceedings
Conference Proceedings
3. Internal texture or object boundary? Disambiguating the interpretation of spatial modulation
Witus,G. ; Ellis,D. ; Gerhart,G.R. ; Karlsen,R.E.
Pub. info.: Targets and backgrounds : characterization and representation V : 5-7 April 1999, Orlando, Florida.  pp.207-216,  1999.  Bellingham, Wash..  SPIE - The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 3699