1.

Conference Proceedings
Conference Proceedings
1. Perception test of infrared images of soldiers in camouflaged uniforms
Meitzler,T.J. ; Ellis,D. ; Sohn,E. ; Bryk,D. ; Hepfinger,L.B. ; Rock,K. ; Singh,H.
Pub. info.: Targets and backgrounds : characterization and representation IV : 13-15 April 1998, Orlando, Florida.  pp.2-16,  1998.  Bellingham, Wash..  SPIE-The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 3375
2.

Conference Proceedings
Conference Proceedings
2. Perception testing for development of computer models of ground vehicle visual discrimination performance
Witus,G. ; Ellis,D.
Pub. info.: Targets and backgrounds VI : characterization, visualization, and the detection process : 24-26 April 2000, Orlando, USA.  pp.2-9,  2000.  Bellingham, Wash..  SPIE - The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 4029
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