LYNN A. OLZAK - · LYNN A. OLZAK Department of ... functional brain maps of visual processes in normal and abnormal ... Olzak, "Models for ratings in a concurrent detection task

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LYNN A. OLZAK

Department of Psychology, Miami University 3440 Aston Place

of Ohio, Oxford, OH 45056 Cincinnati, OH 45241

(513) 529-1754 (513) 936-9460

EDUCATION

1969-1973 B.A. with honors, Psychology, June, 1973. University of California, Santa

Barbara.

1974-1975 M.A. Psychology, August, 1975. San Jose State University (learning and memory,

experimental methods).

1976-1981 Ph.D. Psychology, March, 1981. University of California, Los Angeles. (Cognitive: visual

perception and psychophysics. Minor areas: quantitative psychology and statistics;

developmental psychology). James P. Thomas, Advisor.

1982-1983 NIMH Postdoctoral Trainee. Department of Psychology, Stanford University (Color

Vision) Brian Wandell, Sponsor

EXTERNAL GRANTS & CONTRACTS

"Linear Structural Equation Models of Target Acquisition Performance". Human Factors Branch,

Naval Weapons Center, China Lake, CA. Contract No. N60530-78-C-0240 with Hughes Aircraft Co. Oct

1978-Oct.1979; Direct Costs: $80,000. Principal Investigator.

"Scale of Chromatic/Luminance Contrast for Visual Aids to Navigation Mission for the U. S. Coast

Guard". Department of Transportation, United States Coast Guard (Contract No. DTCG39- 85-C-80205 with

UCLA; Award: Oct. 1985-Oct. 1988; Direct Costs: $120,481. Principal Investigator. (James P. Thomas, co-

PI).

"Mechanisms of Spatial Pattern Vision". Department of Health and Human Services, Public Health

Service, National Eye Institute NEI grant EY00360 with UCLA. Award (5 yrs): Aug. 1, 1989 - July 31, 1994,

Direct Costs: $417,292. Co-PI with James P. Thomas.

"Mechanisms of Spatial Pattern Vision. NEI grant EY00360 with UCLA. Award (3 yrs): Aug. 1,

1994 - July 31, 1997. Direct Costs: $331,572. Co-PI with James P. Thomas. No cost extension through

July 1998.

“Neural Mechanisms Underlying Visual Shape Perception”. Miami University of Ohio Committee on Faculty

Research Summer Research Appointment. May 10-July 19, 1999. $5000.

"Cortical Mechanisms of Spatial Pattern Vision". Department of Health and Human Services,

Public Health Service, National Eye Institute NEI grant EY13953 with Miami University). Award (2 yrs) April

1, 2002-March 31, 2004. Direct Costs: $100,000. Total Award: $150,000. Principal Investigator.

“Cortical Mechanisms of Spatial Pattern Vision” Competing continuation of EY13953. Award (3 yrs)

August 1, 2004-July 31, 2007. Direct Costs: $150,000. Total Award $213,000. Principal Investigator.

“Cortical Mechanisms of Spatial Pattern Vision” Competing continuation of EY13953. In revision.

INTERNAL GRANTS

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Shoup Award April, 2005. Office for the Advancement of Research and Scholarship, Miami University of

Ohio. $6200

Undergraduate Sponsorships

2000 Summer Scholarship Sponsor, Miami University (Jessica High) $500 to sponsor, $300 to student

2002 Undergraduate Research Award for Senior Honor thesis (Andrew Clark) $500 to student

2003 University of Pennsylvania (Kestutis Aukstuolis) $2,000 to Miami University

FELLOWSHIPS, HONORS AND AWARDS

Fellow, Optical Society of America, Elected 2000

Alpha Delta Pi/Alpha Xi Delta Teaching Dedication Award, Miami University of Ohio, April, 1999

University Medal, University of Helsinki, Feb. 1995

National Institute of Mental Health Postdoctoral Fellowship, Stanford University, 1982-83.

National Research Council Research Associate, 1981 (Declined)

UCLA Dept. of Psychology Distinguished Dissertation Award, 1981

Howard Hughes Fellow, 1977-1980

PROFESSIONAL ASSOCIATIONS

Association for Research in Vision and Ophthalmology, Optical Society of America, Sigma Xi, Vision

ScienceS, Ohio Miami Valley Chapter of the Society for Neurosciences

RESEARCH INTERESTS

Visual Psychophysics & Cognitive Neuroscience: Neural mechanisms underlying: spatial pattern perception,

complex pattern processing, texture discrimination/segregation, scene/object segregation, illusory and

occluded contours, intermediate-level mechanisms underlying form and object discrimination and recognition

(including reading and reading disorders); color & lightness perception, constancy, visual attention, decision

processes. Collaborative Interests: functional brain maps of visual processes in normal and abnormal

populations (fMRI, single-cell recording in behaving monkeys), development of functional visual brain

modules.

Quantitative Modeling: Analytic, biologically plausible quantitative models; multidimensional signal detection,

geometric/vector, statistical association, multivariate (parallel/hierarchical), log-linear, structural (LISREL),

nonlinear processes, interests in neural networks & other computational approaches to low- and

intermediate-level visual processing.

TEACHING INTERESTS

Undergraduate: Perception, Cognitive Psychology, Attention, Perceptual & Cognitive Development & Aging,

Statistics, Research Methods, Introduction to Psychology, Quantitative Modeling of Sensory Processes,

Psychophysical Methods, Linear Models.

Seminars (graduate or advanced undergraduate): perceptual processes, vision, spatial vision & pattern

perception, color vision, attention, basic and/or applied psychophysics, human factors, signal detection

theory, quantitative/multidimensional/computational models in vision. Interests in co-teaching courses in

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biological and functional mechanisms of vision, the visual processing hierarchy (low, intermediate and high

level visual phenomena and mechanisms of vision), perceptual/visual development.

EMPLOYMENT HISTORY

1998-present Associate Professor, Department of Psychology, Miami University of Ohio

1994-1998 Adjunct Associate Professor; Associate Research Psychologist, Department of

Psychology, UCLA

1992-1994 Adjunct Assistant Professor; Assistant Research Psychologist, Department of

Psychology, UCLA.

1984-1992 Assistant Research Psychologist; Lecturer, Department of Psychology, UCLA.

1985-1986 Visiting Assistant Professor, Department of Psychology, Harvey Mudd College,

Claremont, CA.

1983-1985 Visiting Assistant Professor, Department of Psychology, Scripps College, Claremont,

CA.

1982-1983 NIMH Postdoctoral Trainee, Department of Psychology, Stanford University.

1981-1982 Visiting Lecturer and Postdoctoral Scholar, Department of Psychology, UCLA.

1980-1982 Associate editor/contracts manager for Handbook of Perception and Human

Performance, Wiley, 1986, as Consultant to University of Dayton Research Institute.

Located at UCLA.

1979-1980 Research Associate, Dept. of Psychology, UCLA

1977-1980 Member of Technical Staff, Hughes Aircraft Co., Display Systems Department, CA.

1976-1977 Teaching Associate, Department of Psychology, UCLA

1976 Consultant to Hughes Aircraft Company. On-site representative at NASA-Ames

Research Center.

1974-1975 Teaching Assistant, Department of Psychology, San Jose State University

OTHER PROFESSIONAL ACTIVITIES

Invited Addresses

July, 1988 Mathematical Psychology Annual Meeting, Evanston, IL. T. D. Wickens & L. A.

Olzak, "Models for ratings in a concurrent detection task. Symposium on

Probabilistic Multidimensional Models of Perception.

Feb., 1990 Department of Psychology, UC Santa Barbara. "Orthogonal orientations are not

processed independently."

July, 1993 College of Optometry, University of Houston, Houston, TX. "Building spatially

complex percepts from simple neural signals".

July, 1993 School of Optometry, University of Missouri, St. Louis, Mo. "Building spatially

complex percepts from simple neural signals."

Feb., 1994 Department of Cognitive Sciences, UC Irvine. "Edge and texture processors in

human vision."

Feb., 1994 Department of Psychology, UC Santa Cruz. "From sensation to perception: The role

of second layer mechanisms in spatial pattern vision."

June, 1994 Department of Psychology, UC Santa Barbara. "Edge and texture mechanisms

in spatial vision: characteristics and consequences."

Oct., 1994 Department of Psychology, University of Southern California. "Edge and texture

mechanisms in human pattern vision: characteristics and consequences."

Feb., 1995 Department of Psychology, University of Helsinki, Finland. "Building spatially

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complex percepts from simple neural signals."

Oct., 1995 Optical Society of America Annual Meeting, Portland, OR. J. P. Thomas & L. A.

Olzak , “Psychophysical specification of contrast gain control mechanisms.

Nov., 1995 College of Optometry, UC Berkeley. "Recoding sensations into percepts:

Model and mechanisms of human pattern vision."

Nov., 1995 Department of Psychology, Stanford University. "Recoding sensations into

percepts: Model and mechanisms of human pattern vision."

Sept, 1996 Center for Vision and Visual Cognition, Department of Psychology, University of

Durham, UK. "Complex pattern discriminations: Orientation information is

integrated across spatial scale; spatial frequency and contrast information are not."

Dec, 1996 Smith-Kettlewell Research Institute, San Francisco, CA. "Higher-order mechanisms

of human pattern vision"

Aug., 1997 European Conference on Visual Perception 20th Anniversary Symposium, Helsinki, Finland.

L. A. Olzak and T. D. Wickens, "Assessing interactions through concurrent judgment

techniques."

Mar., 1998 Department of Psychology, Miami University of Ohio. “Recoding sensations into

percepts.”

Feb., 1999 College of Optometry, Ohio State University. “Neural recoding in human pattern

Perception: model and mechanisms."

Nov., 1999 Visual Sciences Center, University of Chicago. Neuroscience Lecture: "Neural recoding

processes underlying object edge and surface texture perception."

Aug., 2000 European Conference on Visual Perception, Groningen, Netherlands: "An early-noise

model of complex pattern discrimination.

Feb., 2001 Department of Psychology, Oberlin College. "Context effects in visual perception: What

they can tell us about the workings of the visual system."

Oct., 2002 Cognitive Science Program, University of Indiana. “Neural recoding in the perception of

edges and surfaces: A model.”

Oct. 2002 Department of Psychology, University of Indiana. "Dual nonlinearities regulate sensitivity in

pattern discrimination tasks".

Feb, 2003 Department of Psychology, Purdue University. “Recoding sensations into percepts: A

quantitative model.”

June, 2003 Centre for Visual Sciences, York University “Signal Detection Theory.”

Extracurricular Teaching

1992 Optometry Review for California Optometry Board Exam: Module in Visual

Perception. (6-week module on Visual Perception as part of a Federal Retraining

Program). Directed by UCLA Extension in conjunction with Kaiser Permanente

Hospitals. Invited.

1981-1993 UCLA Extension, summer session courses: Cognitive Psychology, 1981, 1987,

1988, 1990; Psychological Statistics: 1989, 1990; Laboratory in Cognitive

Psychology, 1993.

Consulting Activities

1976 Hughes Aircraft Co. at NASA-AMES Research Center. Research in role of visual

accommodation in pilot landing error.

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1980 Department of Psychology, Northwestern University (Dr. Robert Sekuler)

Applications of linear structural equations to visual processes.

1986 MacAulay-Brown Publishing Co., Inc. Review and selection of material for inclusion

in Engineering Data Compendium, AMRL, Wright-Patterson AFB (1988).

1992-1995 Optimetrics, Inc. (Ann Arbor, MI) Theoretical and technical advisor to

contracting company for SARDA Target Acquisition Model Improvement Program.

Under direction of the Office of the Secretary of the Army for Research,

Development, and Acquisition, The Pentagon.

1995-pres. Member, Expert Network, Crew Systems Ergonomics Analysis Center (CSERIAC), Dept.

of Defense, Human Engineering Division, Armstrong Laboratory, Wright-Patterson Air Force

Base.

Editing and Reviewing Activities

1980-82 University of Dayton Research Institute. Associate Editor/Contracts Manager for Handbook

of Perception and Human Performance, Wiley (1986).

2000-2001 Guest Editor for special issue "2nd

-order Processes in Vision" in Journal of the Optical

Society of America A (2001), 18(9), 2171-2370.

Journal Reviews: Journal of the Optical Society of America; Vision Research, Perception and

Psychophysics; Perception; Spatial Vision; Investigative Ophthalmology &

Visual Science; Psychological Bulletin; Science; Journal of Vision, Neuroscience,

Proceedings of the Royal Society B

Grant Reviews: National Science Foundation, National Institutes of Health (NEI), Michael Smith

Foundation for Health Research (MSFHR), British Columbia

Text Reviews: Simon & Schuster Publishing Co. (Statistics); John Wiley & Sons (Perception);

Oxford Press (Perception)

Professional Service

Association for Research in Session Chair, regularly; Fight for Sight Awards Committee.

Vision and Ophthalmology:

Chair, Program Committee, Visual Psychophysics/Physiological

Optics Section. 2003-2004

Program Committee, Visual Psychophysics/Physiological Optics

Scientific Section. 2000-2004 Committee Chair: 2004

Symposium Organizer, 2002 Annual Meeting "Long-range

Interactions in the Visual System"

European Conference on Visual

Perception: Session Chair; regularly

Member, Scientific Committee ECVP 2003, Paris, France

Member, Organizing Committee ECVP 2004, Budapest, Hungary

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Optical Society

of America: Session Chair; regularly

1994 Edgar D. Tillyer Award Committee.

Vice-Chair (1994-95), Vision Technical Group

Chair (1996-97; 98-99), Vision Technical Group

Symposium Organizer, 1996 Annual Meeting "Image

Segmentation"

Technical Program Committee, 1996, 1997, 1999 Annual

Meetings.

Symposium Organizer, 1997 Annual Meeting "Far-Flung

Interactions: Long-Range Facilitation and Inhibition.

Workshop Organizer, 2000 Annual Meeting "Trends in hardware

and software systems for vision research.

Mathematical Psychology Meeting Symposium Organizer 2002 Annual Meeting (with Thomas D.

Wickens, UCLA): Multidimensional Models of Visual Perception

UCLA Psychology Alumni Association President, 1995-96

University, College and Departmental Committees and Service

1999 Member, Faculty Search Committee for Department Chair

2000-2002 Member, Departmental Committee on Student Evaluations

2001-pres Member, Departmental Committee on Undergraduate Statistics & Research Methods

2001-pres Member, Departmental Committee on Graduate Statistics & Research Methods

2001-pres Member, Premedical Advisory Committee, College of Arts & Sciences, Miami University

2002-pres Coordinator, Cognitive Brown Bag

2002 Member, Departmental Committee to develop a Developmental Concentration

2002-pres Member, Human Subjects’ Departmental Review Board

2003-2005 Member, Fiscal Priorities and Budget Planning Committee

2004 Member, Internal Review Committee (Teacher Education Department, EAP)

2006-pres Member, Miami University Senate

2006-pres Pre-Optometry Club Advisor

2006 Member, Neuroscience Search Committee

Community Service Activities

Sept. 1990-June, 1991 Parent-Teacher Association, Room Mother, Neighborhood Nursery

School.

July, 1992-July, 1994 Ex- Officio Board Member (Parent Representative), Infant

Development Program, Dept. of Psychology, UCLA.

Aug. 1992-1998 Volunteer Classroom Aide, Warner Elementary School.

Fundraising Volunteer, Warner Elementary School.

July, 1994-1996 Fundraising Volunteer, Neighborhood Nursery School.

August 1998-present Volunteer, Sycamore School District

Sept. 1998-present Volunteer, Girl Scouts of America

2000-present Sierra Club Member

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A. PEER-REVIEWED PUBLICATIONS

1. Roscoe, S. N., Olzak, L. A., and Randle, R. J. (1976) Ground- METHODOLOGICAL

referenced visual orientation with visual displays: Monocular versus ARTICLE

binocular accommodation and judgments of relative size. Proceedings

of the AGARD Aerospace Medical Panel Specialists Meeting, Athens,

Greece. Neuilly-sur-Seine, France: North Atlantic Treaty Organization.

2. Olzak, L. A. (1978) Target-terrain classification and detection RESEARCH

performance. Proceedings of the Human Factors Society 22nd Annual ARTICLE

Meeting, 393-397.

3. Olzak, L. A. (1980) Bivariate response distributions in visual RESEARCH

detection and discrimination. Proceedings of the Human Factors Society ARTICLE

24th Annual Meeting, 502-506.

4. Olzak, L. A. and Thomas, J. P. (1981) Gratings: Why RESEARCH

frequency discrimination is sometimes better than detection. Journal ARTICLE

of the Optical Society of America, 71, 64-70.

5. Olzak, L. A. and Wickens, T. D. (1983) The interpretation of THEORETICAL

detection data through direct multivariate frequency analysis. ARTICLE

Psychological Bulletin, 93(3), 574-585.

6. Olzak, L. A. (1985) Interactions between spatially tuned RESEARCH

mechanisms: Converging evidence. Journal of the Optical Society of ARTICLE

America A, 2, 1551-1559.

7. Olzak, L. A. and Thomas, J. P. (1986) "Seeing Spatial CHAPTER IN

Patterns". In K. Boff, L. Kaufman, and J. Thomas (Eds.), Handbook EDITED BOOK

of Perception and Human Performance. New York: John Wiley & Sons.

8. Olzak, L. A. (1986) Widely separated spatial frequencies: RESEARCH

Mechanism interactions. Vision Research, 26, 1143-1153. ARTICLE

9. Wickens, T. D. and Olzak, L. A. (1989) The statistical THEORETICAL AND

analysis of concurrent detection ratings. Perception & Psychophysics, RESEARCH ARTICLE

45, 514-528.

10. Stanislaw, H. and Olzak, L. A. (1990) Parametric METHODOLOGICAL

methods for gamma and inverse gamma correction with extension to ARTICLE

halftoning. Behavior Research Methods, Instruments, & Computers, 22,

402-408.

11. Thomas, J. P. and Olzak, L. A. (1990) Cue summation RESEARCH

in spatial discriminations. Vision Research, 30, 1865-1875. ARTICLE

12. Olzak, L. A. and Thomas, J. P. (1991) When orthogonal RESEARCH

orientations are not processed independently. Vision Research, 31, 51-57. ARTICLE

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13. Thomas, J. P., Olzak, L. A., & Shimozaki, S. S. (1992) RESEARCH

Using distinctive Fourier components to discriminate between complex ARTICLE

patterns. Ophthalmic and Physiological Optics, 12, 189-192.

14. Wickens, T. D. and Olzak, L. A. (1992) Three views of CHAPTER IN

association in concurrent detection ratings. In F. Gregory Ashby (Ed.) EDITED BOOK

Multi-dimensional Models of Perception and Cognition. New Jersey:

Erlbaum. (pp. 229-252)

15. Thomas, J. P. and Olzak, L. A. (1992) Simultaneous CHAPTER IN

Detection and Identification. In F. Gregory Ashby (Ed.) EDITED BOOK

Multidimensional Models of Perception and Cognition. New Jersey:

Erlbaum. (pp. 253-277)

16. Olzak, L. A., Wickens, T. D., and Thomas, J. P. (1992) THEORETICAL

"Constraints on Fourier models of human pattern recognition." ARTICLE

Human Vision, Visual Processing, and Digital Display III, Bernice E.

Rogowitz, Editor, Proceedings SPIE 1666 (The Society of Photo-Optical

Instrumentation Engineers), 416-423.

17. Olzak, L. A. and Thomas, J. P. (1992) Configural effects THEORETICAL AND

constrain Fourier models of pattern discrimination. Vision Research, 32, RESEARCH ARTICLE

1885-1898.

18. Thomas, J. P., Olzak, L. A. and Shimozaki, S.S. (1993) RESEARCH

The role of Fourier components in discrimination between two types of ARTICLE

plaid patterns. Vision Research, 33, 1573-1579.

19. Thomas, J. P. and Olzak, L. A. (1996). Uncertainty THEORETICAL AND

experiments support the roles of second order mechanisms in spatial RESEARCH ARTICLE

frequency and orientation discriminations. Journal of the Optical

Society of America A, 13, 689-696.

20. Laurinen, P. I., Olzak, L. A., and Peromaa, T. L. (1997). RESEARCH

Early cortical influences in object segregation and the perception of ARTICLE

surface lightness. Psychological Science, 8, 386-390.

21. Thomas, J. P. and Olzak, L. A. (1997). Contrast gain THEORETICAL AND

control and fine spatial discriminations. Journal of the Optical RESEARCH ARTCLE

Society of America A, 14, 2392-2405.

22. Olzak, L. A. and Wickens, T. D. (1997) Discrimination of INVITED RESEARCH

complex patterns: discriminations: Orientation information is integrated ARTICLE

across spatial scale; spatial frequency and contrast information are not.

Perception, 26, 1101-1120.

23. Olzak, L. A. & Thomas, J. P. (1999). Neural recoding THEORETICAL AND

in human pattern vision: Model and mechanisms. Vision Research, RESEARCH ARTICLE

39, 231-256.

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24. Olzak, L. A. and Laurinen, P. I. (1999) Multiple gain-control

mechanisms in contrast-contrast phenomena. Vision Research, 39, THEORETICAL AND

3983-3987. RESEARCH ARTICLE

25. Olzak, L. A. and Wickens, T. D. (1999) Paradigm shifts: INVITED HISTORICAL

New techniques to answer new questions. Perception, 28, 1509-1532. RETROSPECTIVE

26. Thomas, J. P. and Olzak, L. A. . (2001) Spatial phase RESEARCH

sensitivity of the mechanisms that mediates discrimination of small ARTICLE

orientation differences. Journal of the Optical Society of America A.,

18, 2197-2203.

27. Chubb, C., Olzak, L.. A. and Derrington, A. (2001) INTRODUCTION &

Second-order processes in vision: introduction. Journal of the REVIEW

Optical Society of America A., 18, 2175-2178.

28. Laack, K. A. and Olzak, L. A. (2002) Orientation-selective RESEARCH

summing mechanisms mediate visual search. Vision Research, 42, ARTICLE

1871-1877.

29. Olzak, L. A. and Thomas, J. P. (2003) Dual nonlinearities RESEARCH &

regulate contrast sensitivity in pattern discrimination tasks. Vision THEORETICAL

Research, 43 (13), 1433-1442 . ARTICLE

30. Olzak, L. A.. and Laurinen, P. I. (2005) Contextual effects RESEARCH

in fine spatial discriminations. Journal of the Optical Society of America ARTICLE

A. 22, 2230-2238.

31. Saylor, S. A. and Olzak, L. A. (2006) Contextual effects on fine RESEARCH

orientation discrimination tasks. Vision Research, 46 (18), 2988-2997. ARTICLE

32, Kramer, M. L. and Olzak, L. A. (2007) Collinearity and RESEARCH

surround size effects on spatial discrimination tasks. In Revision ARTICLE

B. UNPUBLISHED WORK AND TECHNICAL REPORTS

1. Olzak, L. A. (1975) An Evaluation of Incidental Learning UNPUBLISHED MA

and Retention by the method of Stimulus Redundancy. Unpublished THESIS

master's thesis, San Jose State University, San Jose, CA.

2. Olzak, L. A. (1976) Evaluation of incidental learning and UNPUBLISHED

retention by the method of stimulus redundancy. Paper presented at MEETING PAPER

the Western Psychological Association Annual Meeting, Los Angeles, CA.

3. Olzak, L. A. (1978). Detection of Multiple-Vehicle TECHNICAL

Targets in Realistic Terrain. Naval Weapons Center, China Lake, CA. REPORT

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(NWC TP 6061; HAC Ref. E0265)

4. Carel, W. L., Herman, J. A., and Olzak, L. A. (1978). TECHNICAL

Design Criteria for Imaging Sensory Displays. Office of Naval REPORT

Research, Arlington, VA. (ONR CR 213-107-1F)

5. Corrick, G. E., Olzak, L. A., and Agin, A. K. (1979). Linear TECHNICAL

Structural Equation Models of Target Acquisition Performance. Naval REPORT

Weapons Center, China Lake, CA. (HAC Ref. E3900)

6. Olzak, L. A. (1981). Inhibition and Stochastic Interactions in DOCTORAL

Spatial Pattern Perception. (Doctoral Dissertation, University of DISSERTATION

California, Los Angeles, 1981). Dissertation Abstracts International,

42, 1651B. (University Microfilms No.8121021)

7. Olzak, L. A., Thomas, J. P. and Stanislaw, H. (1987). TECHNICAL

Development of a Chromatic/Luminance Contrast Scale. United States REPORT

Department of Transportation, United States Coast Guard.

November, 1987. (DOT Report No. CG-D 12-87)

8. Wickens, T. D. and Olzak, L. (1988, July). The statistical UNPUBLISHED

analysis of concurrent detection ratings. Symposium on Probabilistic INVITED

Multidimensional Models of Perception, Twenty-First Annual ABSTRACT &

Mathematical Psychology Meeting, Evanston, IL. July, 1988. PAPER

9. Olzak, L. A. (1989). Development of a Chromatic/Luminance TECHNICAL

Contrast Scale: Field Validation. United States Department of REPORT

Transportation, United States Coast Guard (DOT Report No. CG-D 2-89).

10. Olzak, L. A. (2001, June). Quantitative Models of UNPUBLISHED

Multiple Processing Levels. York International Conference "Levels INVITED ABSTRACT

of Perception". Departments of Computer Science, York University, & PAPER

Toronto, CANADA

11. Olzak, L. A., Wickens, T. D. and Thomas, J. P (July, 2002). UNPUBLISHED

A hybrid approach to quantitative modeling of sensory systems. Symposium INVITED

on Quantitative Models in Visual Processing. Annual Mathematical ABSTRACT & PAPER

Psychology Meeting, Oxford, OH.

12. Olzak, L. A. (June, 2003). Lateral Interactions in Discrimination. UNPUBLISHED

Visual Processing of Spatial Form Defined by Luminance, Colour, Motion, ABSTRACT & PAPER

Texture and Binocular Disparity. Conference to Celebrate the Career

of David Martin Regan. York University, Ontario, Canada.

C. IN PREPARATION

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1. Schussler, E. E. and Olzak, L. A. It’s not easy being green: Student recall of plant and animal

images. Under Review

2. Persike, M, Olzakla, L. A. and Meinhardt, G. Contour integration across spatial frequency

band. In preparation

3. Olzak, L. A., Laurinen, P. I., and Saarela, T. Center-surround interactions are not reciprocal.

In preparation

4. Thomas, R. D., Wagge, J. R, and Olzak, L. A. Signal detection theoretic decision models of

the uncertainty task. In preparation

5. Olzak, L. A.. Object or Shadow? Contextual influences on spatial summation in spatial

frequency and orientation discriminations. In preparation

D. PUBLISHED ABSTRACTS

*1. Thomas, J. P. and Olzak, L. A. (1979, May). Detection, discrimination, and integration of

channel responses. Paper presented at the Association for Research in Vision and Ophthalmology

Annual Meeting, Sarasota, FL. Supplement to Investigative Ophthalmology & Visual Science, 33, 1633.

*2. Olzak, L. A. (1979, October). Detection of a complex grating and discrimination of its

components. Papers presented at the Optical Society of America Annual Meeting, Rochester, N.Y. Journal

of the Optical Society of America, 69, 1444.

*3. Olzak, L. A. (1981, April). Interactive properties of spatially tuned analyzers. Paper

presented at the Association for Research in Vision and Ophthalmology Annual Meeting, Sarasota, FL.

Supplement to Investigative Ophthalmology & Visual Science, 20, 124.

*4. Olzak, L. A. (1981, October). Interactions among spatially tuned analyzers: A log-linear

model. Paper presented at the Optical Society of America Annual Meeting, Kissimmee, FL. Journal of the

Optical Society of America, 71, 1632.

*5. Olzak, L. A. (1982, May). Inhibition: Effects on grating detection and identification. Paper



*6. Olzak, L. A. and Wandell, B. A. (1983, May) Detection contours and field mixtures. Paper



*7. Wandell, B. A. and Olzak, L. A. (1983, May). Categorical color differences. Paper presented at

the Association for Research in Vision and Ophthalmology Annual Meeting, Sarasota, FL. Supplement to

Investigative Ophthalmology & Visual Science, 24, 206.

*8. Olzak, L. A. and Kramer, P. (1984, October). Inhibition between spatially tuned mechanisms:

Temporal influences. Paper presented at the Optical Society of America Annual Meeting, San Diego, CA.

Journal of the Optical Society of America A, 1(13), 1290.

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*9. Olzak, L. A., Wickens, T. D., and Gouled-Smith, B. (1985, May). Ruling out response bias in

the concurrent detection task. Paper presented at the Association for Research in Vision and

Ophthalmology Annual Meeting, Sarasota, FL. Supplement to Investigative Ophthalmology & Visual

Science, 26, 142.

*10. Olzak, L. A. and Thomas, J. P. (1985, October). Hyperacuity performance as a function of

contrast. Paper presented at Optical Society of America Annual Meeting, Washington, D. C. Journal of

the Optical Society of America A, 2(13), 102.

*11. Olzak, L. A. and Thomas, J. P. (1986, October). Spatial frequency matching in complex

stimuli. Paper presented at Optical Society of America Annual Meeting, Seattle, WA. Journal of the Optical

Society of America A, 3(13), 98.

*12. Olzak, L. A. (1987, May). Color Measurement: Asymmetry in MacAdam Ellipses. Paper

presented at the Association for Research in Vision and Ophthalmology Annual Meeting, Sarasota,

FL. Supplement to Investigative Ophthalmology & Visual Science, 28, 212.

*13. Thomas, J. P. and Olzak, L. A. (1987, September). When are suprathreshold stimuli in

different frequency bands perceived independently? Paper presented at the Tenth European Conference on

Visual Perception, Varna, Bulgaria. Perception, 16, 234.

*14. Olzak, L. Detection contours in tristimulus space (1988, October). Paper presented at

Optical Society of America Annual Meeting, Santa Clara, CA. OSA Annual Meeting Technical Digest,

Vol. 11 of the OSA Technical Digest Series (Optical Society of America, Washington, D. C., 1988), 46.

*15. Thomas, J. P. and Olzak, L. A. (1989, May). Summation of discrimination cues lying in the

same spatial frequency band. Paper presented at the Association for Research in Vision and Ophthalmology


*16. Olzak, L. A. and Thomas, J. P. (1990, May). When orthogonal gratings are not processed

independently. Paper presented at the Association for Research in Vision and Ophthalmology Annual

Meeting, Sarasota, FL. Supplement to Investigative Ophthalmology & Visual Science, 31, 430.

*17. Olzak, L. A. and Thomas, J. P. (1990, September). When a grid is not two gratings. Paper

presented at the 13th European Conference on Visual Perception, Paris, France. September, 1990.

Perception, 19, Supplement, 343-344.

*18. Olzak, L. A. and Thomas, J. P. (1990, November). Information integration across spatially

tuned pathways. Paper presented at the Optical Society of America Annual Meeting, Boston, MA. OSA

Annual Meeting Technical Digest, Vol. 15 of the OSA Technical Digest Series (Optical Society of America,

Washington, D. C., 1990), 7.

*19. Thomas, J. P. and Olzak, L. A. (1991, May) Configural constraints in discriminating 2-D

spatial patterns. Paper presented at the Association for Research in Vision and Ophthalmology Annual

Meeting, Sarasota, FL. Supp. to Investigative Ophthalmology & Visual Science, 32, 1023.

*20. Thomas, J. P. and Olzak, L. A. (1991, November). Contrast related nonlinearities do not

account for configuration effects in discrimination. Paper presented at the Optical Society of America

Annual Meeting, San Jose, CA. OSA Annual Meeting Technical Digest, Vol. 17 of the OSA Technical

Digest Series (Optical Society of America, Washington, D. C., 1991), 167.

Olzak

13

*21. Thomas, J. P., Olzak, L. A. and Shimozaki, S. S. (1992, May). Role of Fourier

components in discrimination among plaids. Paper presented at the Association for Research in Vision

and Ophthalmology Annual Meeting, Sarasota, FL. Supplement to Investigative Ophthalmology & Visual

Science, 33, 826.

*22. Olzak, L. A. and Thomas, J. P. (1992, May) Linear cue summation subserves some

compound discriminations. Paper presented at the Association for Research in Vision and Ophthalmology


*23. Thomas, J. P., Olzak, L. A., and Wickens, T. D. (1992, September). The bridge between

Fourier and feature codes: Some inferences from discrimination data. Paper presented at the 15th

European Conference on Visual Perception, Pisa, Italy. Perception, 21, Supplement 2, pp. 6-7.

*24. Olzak, L. A. and Thomas, J. P. (1992, September). What can discrimination tasks tell us

about texture perception? Paper presented at the Optical Society of America Annual Meeting, Albuquerque,

N. M. OSA Annual Meeting Technical Digest, 1992 (Optical Society of America, Washington, D. C.,1992),

Vol. 23, 159.

*25. Olzak, L. A. and Thomas, J. P. (1993, May). Normalizing and summing pools in complex

frequency discriminations. Paper presented at the Association for Research in Vision and Ophthalmology


*26. Olzak, L. A., Wickens, T. D., and Thomas, J. P. (1993, September). Why we can't see the

forest for the trees: Serial processing of disparate frequency bands. Paper presented at the 16th

European Conference on Visual Perception, Edinburgh, Scotland. Perception, 22, Supplement, p. 5.

*27. Thomas, J. P., Olzak, L. A., and Wickens, T. D. (1993, September) Spatial pooling

properties of contrast-gain control and second-order summing mechanisms. Paper presented at the 16th

European Conference on Visual Perception, Edinburgh, Scotland. Perception, 22, Supp., p. 40.

*28. Olzak, L. A., Wickens, T. D., and Thomas, J. P. (1993, October) Simultaneously

discriminating different aspects of complex patterns: When you can, when you can't, and why. Paper

presented at the Optical Society of America Annual Meeting, Toronto, CANADA. OSA Annual Meeting

Technical Digest, 1993 (Optical Society of America, Washington, D. C., 1993), Vol. 16, 267-268.

*29. Olzak, L. A., Wickens, T. D., and Thomas, J. P. (1994, May) Psychophysics supports

computational edge algorithms. Paper presented at the Association for Research in Vision and

Ophthalmology Annual Meeting, Sarasota, FL. Supplement to Investigative Ophthalmology & Visual

Science, 35, 3063.

*30. Thomas, J. P. and Olzak, L. A. (1994, May) Is contrast gain control driven by local contrast

energy? Paper presented at the Association for Research in Vision and Ophthalmology Annual Meeting,

Sarasota, FL. Supplement to Investigative Ophthalmology & Visual Science, 35, 1084.

*31. Laurinen, P. I. and Olzak, L. A. (1994, May) Mechanisms of lightness perception. Paper



*32. Olzak, L. A., Thomas, J. P. and Wickens, T. D. (1994, September) Higher-level edge

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detectors mediate complex orientation discriminations. Paper presented at the 17th European Conference

on Visual Perception, Eindhoven, The Netherlands. Perception, 23, Supplement, 2.

*33. Thomas, J. P. and Olzak, L. A. (1994, September) What visual mechanisms mediate

judgments about textures? Paper presented at the 17th European Conference on Visual Perception,

Eindhoven, The Netherlands. Perception, 23, Supplement, 36.

*34. Laurinen, P. I. and Olzak, L. A. (1994, September) Spatially remote, frequency tuned

mechanisms can control apparent lightness. Paper presented at the 17th European Conference on

Visual Perception, Eindhoven, The Netherlands. Perception, 23, Supplement, p. 18.

*35. Olzak, L. A. and Thomas, J. P. (1994) Edge or shadow? Boundary cues in human vision.

Paper presented at the Optical Society of America Meeting, Dallas, TX. OSA Annual Meeting Supplement

to Optics & Photonics News, 5 (8), 99.

*36. Thomas, J. P. and Olzak, L. A. (1994) Stimulus uncertainty effects help define second

order visual mechanisms. Paper presented at the Optical Society of America Meeting, Dallas, TX. OSA

Annual Meeting Supplement to Optics & Photonics News, 5 (8), 48.

*37. Olzak, L. A. and Thomas, J. P. (1995) Edge or shadow II? Boundary Cues in human vision.

Paper presented at the Association for Research in Vision and Ophthalmology Annual Meeting, Fort

Lauderdale, FL. Supplement to Investigative Ophthalmology & Visual Science, 36, p. S439.

*38. Laurinen, P. I. and Olzak, L. A. (1995) Textural segregation can suppress simultaneous

contrast. Paper presented at the Association for Research in Vision and Ophthalmology Annual Meeting,

Fort Lauderdale, FL. Supplement to Investigative Ophthalmology & Visual Science, 36, p. S466.

*39. Olzak, L. A. and Thomas, J. P. (1995) Summing across edges in discrimination: Perceptual

influences. Paper presented at the 18th European Conference on Visual Perception, Tubingen, Germany.

Perception, 24, 40.

*40. Laurinen, P. I. and Olzak, L. A. (1995) Differential Textures can suppress lightness contrast.

Paper presented at the 18th European Conference on Visual Perception, Tubingen, Germany. Perception,

24, 24.

*41. Thomas, J. P., Stankiewicz, B. J., and Olzak, L. A. (1995) The mechanism which mediates

orientation discrimination is insensitive to phase. Paper presented at the 18th European Conference on

Visual Perception, Tubingen, Germany. Perception, 24, 40-41.

*42. Olzak, L. A. and Thomas, J. P. (1995) Normalizing and summing pools in complex orientation

discriminations. Paper presented at the Optical Society of America Meeting, Portland, OR. OSA Annual

Meeting Supplement to Optics & Photonics News, 6 (7), 11-12.

*43. Thomas, J. P. and Olzak, L. A. (1995) Psychophysical specification of contrast gain control

mechanisms. (Invited) Paper presented at the Optical Society of America Meeting, Portland, OR. OSA

Annual Meeting Supplement to Optics & Photonics News, 6 (7), 54.

*44. Stankiewicz, B. J., Thomas, J. P., and Olzak, L. A. (1995) Multiple component orientation

discrimination invariant with respect to phase. Paper presented at the Optical Society of America Meeting,

Portland, OR. Supplement to Optics & Photonics News, 6 (7), 139.

Olzak

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*45. Olzak, L. A. and Thomas, J. P. (1996) Characteristics of third-stage mechanisms in pattern

vision. Paper presented at the Association for Research in Vision and Ophthalmology Annual Meeting, Fort

Lauderdale, FL. Supplement to Investigative Ophthalmology & Visual Science, 37, S1148.

*46. Laurinen, P. I. and Olzak, L. A. (1996) Second-order mechanisms in perceived form from

texture. Paper presented at the Association for Research in Vision and Ophthalmology Annual Meeting,

Fort Lauderdale, FL. Supplement to Investigative Ophthalmology & Visual Science, 37, S1147.

*47. Olzak, L. A., Thomas, J. P., and Wickens, T. D. (1996) Simultaneously judging contrast in

different orientation and frequency bands. Paper presented at the 18th European Conference on Visual

Perception, Strasbourg, France. Perception, 25, 23.

*48. Laurinen, P. I. and Olzak, L. A. (1996) Functional aspects of border-signalling mechanisms.

Paper presented at the 18th European Conference on Visual Perception, Strasbourg, France. Perception,

25, 55.

*49. Olzak, L. A. and Laurinen, P. I. (1996) Second-order spatial mechanisms: one route to image

segmentation? Paper presented at the Optical Society of America Meeting, Rochester, NY Supplement to

Optics & Photonics News, 7 (7), 67.

*50. Laack, K. A. and Olzak, L. A. (1996) Isolating second-order mechanisms in a visual search

paradigm. Paper presented at the Optical Society of America Meeting, Rochester, NY Supplement to Optics

& Photonics News, 7 (7), 67.

*51. Olzak, L. A. and Wickens, T. D. (1997) Two stimuli. Two judgments. How many mediating

mechanisms? Paper presented at the Association for Research in Vision and Ophthalmology Annual

Meeting, Fort Lauderdale, FL. Supplement to Investigative Ophthalmology & Visual Science, 38, S631.

*52. Laurinen, P. I. and Olzak, L. A. (1997) Mechanisms underlying perceived form from texture.



*53. Olzak, L. A. and Wickens, T. D. (1997) Assessing interactions through concurrent-judgment

experiments. Invited Paper presented at the 20th European Conference on Visual Perception, ECVP XX

Anniversary Symposium "Progress and Paradigm Shifts in Vision Research during 20 Years of ECVP,

Helsinki, Finland. Perception, 26, 67.

*54. Olzak, L. A. and Wong, R. (1997) Discrimination between plaids: Do oriented filters combine

dichoptically? Paper presented at the 20th European Conference on Visual Perception, Helsinki, Finland.

Perception, 26, 120.

*55. Wickens, T. D. and Olzak, L. A. (1997) Noise effects in perceptual models. Paper presented

at the 20th European Conference on Visual Perception, Helsinki, Finland. Perception, 26, 23.

*56. Laurinen, P. I. and Olzak, L. A. (1997) Summation of contrast in perceived form from texture.

Paper presented at the 20th European Conference on Visual Perception, Helsinki, Finland. Perception, 26,

126.

*57. Olzak, L. A. and Thomas, J. P. (1997) Models of cortical contrast gain control: A test. Paper

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presented at the Optical Society of America Meeting, Rochester, NY Supplement to Optics & Photonics

News, 8 (8), 97.

*58. Olzak, L. A., Thomas, J. P., and Wickens, T.D. (1998) Apparent linearity in higher-level

summing units. Paper presented at the Association for Research in Vision and Ophthalmology Annual


*59. Laurinen, P. I. and Olzak, L. A. (1998) Spatial interactions in higher-level gain control pools.



*60. Laurinen, P. I. and Olzak, L. A. (1998b) Two processes underlie center-surround contrast

suppression? Paper presented at the 21st European Conference on Visual Perception, Oxford, England.

Perception, 27, 53.

*61. Thomas, J. P. and Olzak, L. A. (1998) Gain control and integration processes in line- and

edge-coding mechanisms. Paper presented at the 21st European Conference on Visual Perception,

Oxford, England. Perception, 27, 54.

*62. Olzak, L. A. and Thomas, J. P. (1998) Coding the orientation of lines and edges. Paper

presented at the Optical Society of America Meeting, Baltimore, Md. Supplement to OPN Optics & Photonics

News, 9, 55.

*63. Guttman, S. E., Kellman, P. J., and Olzak, L. A. (1998) Distinguishing object motion from

observer motion using minimal visual information. Paper presented at the Optical Society of America

Meeting, Baltimore, Md. Supplement to OPN Optics & Photonics News, 9, 111.

*64. Olzak, L. A. and Thomas, J. P. (1999) Coding object boundaries: pooling in contrast gain

control processes. Paper presented at the Association for Research in Vision and Ophthalmology Annual


*65. Laack, K. A. and Olzak, L. A. (1999) Higher-level summing circuits mediate orientation-based

visual search tasks. Paper presented at the Association for Research in Vision and Ophthalmology Annual


*66. Laurinen, P. I. and Olzak, L. A. (1999) Contrast-Contrast: More evidence for two gain control

pools. Paper presented at the Association for Research in Vision and Ophthalmology Annual Meeting, Fort


*67. Bredfelt, C. E., Olzak, L. A., and Thomas, J. P. (1999). Normalization in orientation

summation occurs after binocular summation. Paper presented at the Association for Research in Vision

and Ophthalmology Annual Meeting, Fort Lauderdale, FL. Supplement to Investigative Ophthalmology &

Visual Science, 40, S43.

*68. Olzak, L. A. and Laack, K. A. (1999) Higher-level summing circuits mediate orientation-

based visual search tasks II. Paper presented at the 22st European Conference on Visual Perception,

Trieste, Italy. Perception, 28s, 56.

*69. Laurinen, P. I. and Olzak, L. A. (1999) No evidence for lateral contrast gain control among

non-Fourier, contrast modulated components. Paper presented at the 22st European Conference on

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Visual Perception, Trieste, Italy. Perception, 28s, 40.

*70. Olzak, L. A. and Laurinen, P. I. (1999) Multiple normalization processes in contrast-contrast

phenomena. Invited Paper presented at the Optical Society of America Meeting, Santa Clara, CA.

Supplement to OPN Optics & Photonics News, p. 62.

*71. Thomas, J. P. and Olzak, L. A. (1999) Bandwidth of orientation coding mechanisms for

lateral separation. Paper presented at the Optical Society of America Meeting, Santa Clara, CA.

Supplement to OPN Optics & Photonics News, p. 62.

*72. Piehler, O. C., Pantle, A. J., and Olzak, L. A. (1999) Properties of direction-specific contrast

gain control. Paper presented at the Optical Society of America Meeting, Santa Clara, CA. Supplement to

OPN Optics & Photonics News, p. 56

*73. Olzak, L. A., Wickens, T. D. and Thomas, J. P. (2000) Gain control or neural noise?

Distinguishing between two classes of model. Paper presented at the Association for Research in Vision

and Ophthalmology Annual Meeting, Fort Lauderdale, FL. Supplement to Investigative Ophthalmology &

Visual Science, 3795.

*74. Laurinen, P. I. and Olzak, L. A. (2000) Contrast-contrast between contrast-modulated

patterns can be explained by Fourier energy alone. Paper presented at the Association for Research in

Vision and Ophthalmology Annual Meeting, Fort Lauderdale, FL. Supplement to Investigative Ophthalmology

& Visual Science, 41, 4245.

*75. Olzak, L. A., Wickens, T. D. and Thomas, J. P. (2000) An early-noise model of complex

pattern discrimination. Invited paper presented at the 23rd European Conference on Visual Perception,

Groningen, The Netherlands Perception, 29s, 120.

*76. Laurinen, P. I., Saarela T. and Olzak, L.. A. (2000) Contextual modulation of lateral interactions

in contrast gain control. Paper presented at the 23rd European Conference on Visual Perception,

Groningen, The Netherlands. Perception, 29s, 41.

*77. Olzak, L. A., Wickens, T. D. and Thomas, J. P. and (2000) An alternative to pooled gain

control models. Paper presented at the Optical Society of America Meeting, Providence, RI. Supplement

to OPN Optics & Photonics News, p. 53.

*78. Olzak, L. A., High, J. L., and Laurinen, P. I. (2001) Lateral gain control in contrast

discrimination judgments. Paper presented at the Association for Research in Vision and Ophthalmology

Annual Meeting, Fort Lauderdale, FL. Supplement to Investigative Ophthalmology & Visual Science, 42, 853.

*79. Laurinen, P. I., Saarela, T., and Olzak, L. A. (2001) Contrast-contrast is spatially asymmetric.


Lauderdale, FL. Supplement to Investigative Ophthalmology & Visual Science, 42, 852.

*80. Olzak, L. A. (2001) Contextual modulation effects in apparent contrast, contrast

discriminations, and spatial frequency discriminations. Paper presented at Optical Society of America/UCI

Color and Vision Meeting, Irvine, CA. Optical Society of America, "Vision and Color Meeting: Vision

Sessions, http://www.opticsexpress.org/abstract.cfm?URI=OPEX-9-8-0.

http://www.opticsexpress.org/abstract.cfm?URI=OPEX-9-8-0

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*81. Olzak, L. A. (2002) Contextual modulation affects orientation discriminations differently than

spatial frequency or contrast discriminations. Paper presented at the Association for Research in Vision

and Ophthalmology Annual Meeting, Fort Lauderdale, FL.. Investigative Ophthalmology & Visual Science,

43: E-Abstract 2842.

*82. Olzak, L. A. (2002) Models of Lateral Interaction: A failure to generalize. Paper presented

at the Vision Sciences Society Annual Meeting, Sarasota, FL. Journal of Vision, 2(7), 203a,

http://journalofvision.org/2/7/203/, DOI 10.1167/2.7.203.

*83. Olzak, L. A.., Clark, A.. M., and Laurinen, P. I. (2002) Properties of mechanisms underlying

contextual effects in fine discrimination tasks. Paper presented at the 25th European Conference on Visual

Perception, Glasgow, Scotland. Perception, 31s, 64.

*84 Laurinen, P. I., Saarela, T., & Olzak, L. A.. (2002) Contrast-Contrast: Brightness Induction or

Lateral Gain Control? Paper presented at the 25th European Conference on Visual Perception, Glasgow,

Scotland. Perception, 31s, 50.

*85 Saarela, T.. P, Laurinen, P. I., and Olzak, L. A. (2002) Spatial pooling of contrast and

luminance signals in contrast gain control. Paper presented at the 25th European Conference on Visual

Perception, Glasgow, Scotland. Perception, 31s, 63.

*86. Olzak, L. A., Clark, A. M., & Laurinen, P. I. (2002). The role of a gap in contextual effects on

discrimination performance. Paper presented at the Fall Vision Meeting. Journal of Vision, 2(10), 104a,

http://journalofvision.org/2/10/104/, DOI 10.1167/2.10.104.

*87. Olzak , L. A., Saylor, S. A., Gabree, S. H, and Laurinen, P. I. (2003) Lateral Interactions on

Discriminations Performance by Simple and Complex Surrounds. Paper presented at the Association for

Research in Vision and Ophthalmology Annual Meeting, Fort Lauderdale, FL. Invest. Ophthalmol. Vis. Sci.

2003 44: E-Abstract 4317.

*88. Olzak, L. A. and Gabree, S. H. (2003) .Relative effects of superimposed and lateral masks

in discrimination. Paper presented at the Vision Sciences Society Annual Meeting, Sarasota, FL.

[Abstract]. Journal of Vision, 3(9), 650a, http://journalofvision.org/3/9/650/, doi:10.1167/3.9.650.

*89. Saylor, S. A. and Olzak, L. A. (2003) Do lateral influences cross segmentation boundaries?

Paper presented at the Vision Sciences Society Annual Meeting, Sarasota, FL. [Abstract]. Journal of

Vision, 3(9), 651a, http://journalofvision.org/3/9/651/, doi:10.1167/3.9.651.

*90. Laurinen, P. I., Olzak, L. A., and Saarela, T. (2003) Complex contextual effects on apparent

contrast. Paper presented at the Vision Sciences Society Annual Meeting, Sarasota, FL. [Abstract].

Journal of Vision, 3(9), 348a, http://journalofvision.org/3/9/348/, doi:10.1167/3.9.348.

*91. Olzak L. A., Saylor S. A. and Laurinen, P. I. (2003) What stops lateral interactions in

discrimination tasks? Paper presented at the 26th European Conference on Visual Perception, Paris,

France. Perception, 32s, , http://www.perceptionweb.com/perception/ecvp03/0751.html.

*92. Laurinen, P. I., Olzak, L. A. and Saarela, T. P. (2003) Exploring alternatives in contrast-

contrast phenomena. Paper presented at the 26th European Conference on Visual Perception, Paris

France. Perception, 32s, http://www.perceptionweb.com/perception/ecvp03/0991.html.

http://www.perceptionweb.com/perception/ecvp03/0751.html


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*93. Saarela, T. P., Olzak, L. A., Laurinen, P. I. (2003) Orientation-dependent spatial asymmetry

of surround suppression in contrast perception. Paper presented at the 26th European Conference on

Visual Perception, Paris, France. Perception, 32s,

http://www.perceptionweb.com/perception/ecvp03/0976.html.

*94. Olzak, L. A., Saylor, S. A., and Gabree, S. H. (2003) Scene segments, surrounds, and

superimposed masks: Complex interactions among pattern masks on discrimination performance. Paper

presented at Optical Society of America Fall Vision Meeting. Optical Society of America, Tucson, AZ


*95. Olzak, L. A. and Gabree, S. H. (2004) Orientation Bandwidths of Lateral Interactions in

Orientation Discriminations. Paper presented at the Association for Research in Vision and Ophthalmology

Annual Meeting, Fort Lauderdale, FL. Invest. Ophthalmol. Vis. Sci. 2004 45: E-Abstract 4660.

*96. Olzak, L. A., Gabree, S. H., & Laurinen, P. I. (2004). Lateral interactions in orientation

discrimination: Spatial frequency bandwidths [Abstract]. Paper presented at the Vision Sciences Annual

Meeting, Sarasota, FL. Journal of Vision, 4(8), 776a, http://journalofvision.org/4/8/776/,

doi:10.1167/4.8.776.

*97. Laurinen, P. I., Olzak, L. A., & Saarela, T. P. (2004). Testing a neural model of center-

surround interaction psychophysically [Abstract]. Paper presented at the Vision Sciences Annual Meeting,

Sarasota, FL. Journal of Vision, 4(8), 780a, http://journalofvision.org/4/8/780/, doi:10.1167/4.8.780.

*98. Olzak, L. A., Gabree, S. H., and Laurinen, P. I. (2004) Lateral Interactions: Orientation and

Spatial Frequency Bandwidths in Fine Spatial Discriminations. Paper presented at the 27th European

Conference on Visual Perception, Budapest, Hungary. Perception, 33s, 177.

*99. Laurinen, P. I., Olzak, L. A., and Saarela, T. P. (2004) Nonlinear interactions between gaps

and contrast determine apparent contrast. Paper presented at the 27th European Conference on Visual

Perception, Budapest, Hungary. Perception, 33s, 173.

*100. Olzak, L. A., Gabree, S, H., and Laurinen, P. I (2004) Center-surround interactions are not

reciprocal. Paper presented at Optical Society of America Fall Vision Meeting. Optical Society of

America, Rochester, N. Y. Journal of Vision, 4(11), 74a, http://journalofvision.org/4/11/74/,

doi:10.1167/4.11.74.

*101 Olzak, L. A., Gabree, S. H., and Laurinen, P. I. (2005) Modeling lateral interaction in fine

spatial discriminations: The plot thickens. Paper presented at the Vision Sciences Society Annual Meeting,

Sarasota, FL. [Abstract]. Journal of Vision, 5(8), 476a, http://journalofvision.org/5/8/476/,

doi:10.1167/5.8.476.

*102. Laurinen, P. I., Olzak, L. A., and Saarela, T. P. (2005) Summation processes in contrast-

contrast. Paper presented at the Vision Sciences Society Annual Meeting, Sarasota, FL. [Abstract]. Journal

of Vision, 5(8), 454a, http://journalofvision.org/5/8/454/, doi:10.1167/5.8.454.

*103. Olzak, L. A., Laurinen, P. I., and Saarela, T. P.(2005) For better or worse: Reconciling

differences across lateral interaction tasks. Paper presented at the 28th European Conference on Visual

Perception, A Coruna, Spain. Perception, 34s, http://perceptionweb.com/ecvp05, doi10.1068/ecvp05


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hyperlink.

*104. Laurinen P. I., Olzak L. A., Nurminen, L. O. and Pihlaja, M. E. (2005) Does surround size

matter in contrast gain control? Paper presented at the 28th European Conference on Visual Perception, A.

Coruna, Spain. Perception, 34s, http://perceptionweb.com/ecvp05, doi10.1068/ecvp05 hyperlink.

*105 Saarela, T. P., Olzak, L. A., and Laurinen, P. I. (2005) Spatial summation and inhibition in

human visual contrast processing. Paper presented at the 28th European Conference on Visual

Perception, ,A Coruna, Spain. Perception, 34s, http://perceptionweb.com/ecvp05, doi10.1068/ecvp05

hyperlink.

*106 Olzak, L. A. and Laurinen, P. I. (2005) A framework for understanding center-surround

interactions in apparent contrast and fine spatial discriminations. Paper presented at Optical Society of

America Fall Vision Meeting. Optical Society of America, Tucson, AZ. Journal of Vision, 5(12), 79a,

http://journalofvision.org/5/12/79/, doi:10.1167/5.12.79.

*107 Wagge, J. R. and Olzak, L. A.. (2005) Visual integration in center/surround stimuli: Cortical

mechanisms. Paper presented at Optical Society of America Fall Vision Meeting. Optical Society of

America, Tucson, AZ. Journal of Vision, 5(12), 92a, http://journalofvision.org/5/12/92/,

doi:10.1167/5.12.92.s

*108 Olzak, L. A., Wagge, J. R. and Thomas, R. D. (2006) Signal detection analysis of an

uncertainty discrimination paradigm. Paper presented at the Vision Sciences Society Annual Meeting,

Sarasota, FL. Journal of Vision, 6(6), 193a, http://journalofvision.org/6/6/193/, doi:10.1167/6.6.193.

*109 Kramer, M. L., & Olzak, L. A. (2006). Collinearity and surround size effects on spatial

discrimination tasks [Paper presented at the Vision Sciences Society Annual Meeting, Sarasota, FL..


*110 Olzak, L. A., Wagge, J. R. and Thomas, R. D. (2006) Decision models in an uncertainty

paradigm. Paper presented at the 29th European Conference on Visual Perception, St. Petersburg, Russia.

Perception, 35s, p89.

*111 Shussler, E. and Olzak, L. A. (2006) It’s not easy being green: Addressing plant blindness

when teaching. Paper presented at the 91st Ecological Society of America Annual Meeting, Memphis, TN.

In press.

*112. Olzak, L. A., Wagge, J. R., and Thomas, R. D. (2006) Signal detection rating models

underlying the uncertainty paradigm. Paper presented at the Optical Society of America Annual Fall

Vision Meeting. Optical Society of America, Rochester, N.Y. Journal of Vision, in press.

*113. Wagge, J. R. and Olzak, L. A. (2006) Assessment of mechanisms of visual integration in

center/surround stimuli using an uncertainty paradigm. Paper presented at the Optical Society of America

Annual Fall Vision Meeting. Optical Society of America, Rochester, N.Y. Journal of Vision, in press.

*114 Olzak, L. A. and Kramer, M. L. (2007) Cross-orientation interactions in second-order

mechanisms. Paper presented at the Vision Sciences Society Annual Meeting, Sarasota, FL. Journal of

Vision, in press.

*115. Kramer, M. L. and Olzak, L. A. (2007) The effects of collinearity on contrast discrimination

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tasks. Paper presented at the Vision Sciences Society Annual Meeting, Sarasota, FL. Journal of Vision, in

press.

*116. Olzak, L. A. and Kramer, M. L. (2007) Higher-level processes in the second-order system.

Paper presented at the 30th European Conference on Visual Perception, Arrezzo, Italy. Perception, 36s, in

press.

*117. Olzak, L. A. and Kramer, M. L. (2007) How do second-order mechanisms interact? Paper

presented at the Optical Society of America Fall Vision Meeting, Berkeley, CA. Journal of Vision, in press

Documents

LYNN A. OLZAK - · LYNN A. OLZAK Department of ... functional brain maps of visual processes in normal and abnormal ... Olzak, "Models for ratings in a concurrent detection task