DAVID BRAINARD

Summary

Affiliation: University of Pennsylvania
Country: USA

Publications

  1. pmc Joint effects of illumination geometry and object shape in the perception of surface reflectance
    Maria Olkkonen
    Department of Psychology, University of Pennsylvania, 3401 Walnut St, Philadelphia, PA 19104, USA E mail
    Iperception 2:1014-34. 2011
  2. pmc Trichromatic reconstruction from the interleaved cone mosaic: Bayesian model and the color appearance of small spots
    David H Brainard
    Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA
    J Vis 8:15.1-23. 2008
  3. ncbi request reprint Perception of color and material properties in complex scenes
    David H Brainard
    Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA
    J Vis 4:ii-iv. 2004
  4. pmc Bayesian model of human color constancy
    David H Brainard
    Department of Psychology, University of Pennsylvania, Philadelphia, PA, USA
    J Vis 6:1267-81. 2006
  5. ncbi request reprint Surface-illuminant ambiguity and color constancy: effects of scene complexity and depth cues
    James M Kraft
    Department of Psychology, University of California at Santa Barbara, 93106, USA
    Perception 31:247-63. 2002
  6. pmc Canine and human visual cortex intact and responsive despite early retinal blindness from RPE65 mutation
    Geoffrey K Aguirre
    Department of Neurology, School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America
    PLoS Med 4:e230. 2007
  7. pmc Perceived glossiness and lightness under real-world illumination
    Maria Olkkonen
    Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA
    J Vis 10:5. 2010
  8. pmc Contrast, constancy, and measurements of perceived lightness under parametric manipulation of surface slant and surface reflectance
    Sarah R Allred
    Department of Psychology, University of Pennsylvania, 3401 Walnut Street, 302C, Philadelphia, Pennsylvania 19104, USA
    J Opt Soc Am A Opt Image Sci Vis 26:949-61. 2009
  9. pmc Do common mechanisms of adaptation mediate color discrimination and appearance? Uniform backgrounds
    James M Hillis
    University of Pennsylvania, Department of Psychology, Philadelphia 19104, USA
    J Opt Soc Am A Opt Image Sci Vis 22:2090-106. 2005
  10. pmc Surface gloss and color perception of 3D objects
    Bei Xiao
    Department of Neuroscience, School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Vis Neurosci 25:371-85. 2008

Research Grants

  1. COLOR CONSTANCY
    David H Brainard; Fiscal Year: 2010
  2. COLOR CONSTANCY
    DAVID BRAINARD; Fiscal Year: 2007
  3. COLOR CONSTANCY
    DAVID BRAINARD; Fiscal Year: 2009

Detail Information

Publications23

  1. pmc Joint effects of illumination geometry and object shape in the perception of surface reflectance
    Maria Olkkonen
    Department of Psychology, University of Pennsylvania, 3401 Walnut St, Philadelphia, PA 19104, USA E mail
    Iperception 2:1014-34. 2011
    ..We found large interactions between illumination and object shape in their effects on perceived glossiness. In addition, analysis of luminance histogram statistics could not account for the interactions...
  2. pmc Trichromatic reconstruction from the interleaved cone mosaic: Bayesian model and the color appearance of small spots
    David H Brainard
    Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA
    J Vis 8:15.1-23. 2008
    ..Finally, the model makes testable predictions for future experiments that study how color naming varies with the fine structure of the retinal mosaic...
  3. ncbi request reprint Perception of color and material properties in complex scenes
    David H Brainard
    Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA
    J Vis 4:ii-iv. 2004
    ..2003; Pont & Koenderink, 2003; Obein et al., 2004), as well as how geometric aspects of surface reflectance interact with the perception of shape (Fleming et al., 2003)...
  4. pmc Bayesian model of human color constancy
    David H Brainard
    Department of Psychology, University of Pennsylvania, Philadelphia, PA, USA
    J Vis 6:1267-81. 2006
    ..The model is fit to the data through a parameterization of the prior distribution of illuminant spectral properties. The fit to the data is good, and the derived prior provides a succinct description of human performance...
  5. ncbi request reprint Surface-illuminant ambiguity and color constancy: effects of scene complexity and depth cues
    James M Kraft
    Department of Psychology, University of California at Santa Barbara, 93106, USA
    Perception 31:247-63. 2002
    ....
  6. pmc Canine and human visual cortex intact and responsive despite early retinal blindness from RPE65 mutation
    Geoffrey K Aguirre
    Department of Neurology, School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America
    PLoS Med 4:e230. 2007
    ..We therefore studied the cortex of RPE65-mutant dogs before and after retinal gene therapy. Then, we inquired whether there is visual pathway integrity and responsivity in adult humans with LCA due to RPE65 mutations (RPE65-LCA)...
  7. pmc Perceived glossiness and lightness under real-world illumination
    Maria Olkkonen
    Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA
    J Vis 10:5. 2010
    ....
  8. pmc Contrast, constancy, and measurements of perceived lightness under parametric manipulation of surface slant and surface reflectance
    Sarah R Allred
    Department of Psychology, University of Pennsylvania, 3401 Walnut Street, 302C, Philadelphia, Pennsylvania 19104, USA
    J Opt Soc Am A Opt Image Sci Vis 26:949-61. 2009
    ..When it was not, observers' lightness matches were intermediate between contrast matching and lightness constancy. For most observers, surface slant exerted an effect on perceived lightness beyond that explainable by local contrast...
  9. pmc Do common mechanisms of adaptation mediate color discrimination and appearance? Uniform backgrounds
    James M Hillis
    University of Pennsylvania, Department of Psychology, Philadelphia 19104, USA
    J Opt Soc Am A Opt Image Sci Vis 22:2090-106. 2005
    ..This result suggests that effects of the contexts we studied on color appearance and discriminability are controlled by the same underlying mechanism...
  10. pmc Surface gloss and color perception of 3D objects
    Bei Xiao
    Department of Neuroscience, School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    Vis Neurosci 25:371-85. 2008
    ..In addition, the effect of glossy highlights on the color appearance of the test patch was consistent with the results from Experiment 1...
  11. pmc Neural activity within area V1 reflects unconscious visual performance in a case of blindsight
    Petya D Radoeva
    Department of Neurology, Hospital of the University of Pennsylvania, 3499 Spruce Street, Philadelphia, PA 19104, USA
    J Cogn Neurosci 20:1927-39. 2008
    ..C.'s impaired psychophysical performance. These results demonstrate that the behavioral features of blindsight may arise in the presence of residual striate responses that are spatially organized and sensitive to contrast variation...
  12. pmc The relation between color discrimination and color constancy: when is optimal adaptation task dependent?
    Alicia B Abrams
    University of Pennsylvania, Department of Psychology, Philadelphia, PA 19104, USA
    Neural Comput 19:2610-37. 2007
    ....
  13. pmc Chromatic properties of horizontal and ganglion cell responses follow a dual gradient in cone opsin expression
    Lu Yin
    Department of Neuroscience, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    J Neurosci 26:12351-61. 2006
    ..In our preparation, rod responses did not completely saturate, even at background light levels typical of outdoor sunlight (5.14 log10 Rh*/rod/s)...
  14. ncbi request reprint Measurements of the effect of surface slant on perceived lightness
    Caterina Ripamonti
    Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA
    J Vis 4:747-63. 2004
    ..Third, the effect of instructions was small compared to the inter-observer variability. Implications of the data for models of lightness perception are discussed...
  15. pmc Design of a trichromatic cone array
    Patrick Garrigan
    Department of Psychology, Saint Joseph s University, Philadelphia, Pennsylvania, USA
    PLoS Comput Biol 6:e1000677. 2010
    ..Thus, the observed cone array design along with a long-wavelength accommodated lens provides a selective advantage: it is maximally informative...
  16. pmc Optimal design of photoreceptor mosaics: why we do not see color at night
    Jeremy R Manning
    Neuroscience Graduate Group and Department of Psychology, University of Pennsylvania, Philadelphia, Pennsylvania, USA
    Vis Neurosci 26:5-19. 2009
    ..An additional result from our calculations is that regular spatial interleaving of two receptor classes in a dichromatic retina yields performance superior to that of a retina where receptors of the same class are clumped together...
  17. ncbi request reprint What makes a categorization task difficult?
    Leola A Alfonso-Reese
    Department of Psychology, San Diego State University, California 92182 4611, USA
    Percept Psychophys 64:570-83. 2002
    ..The remaining three factors do not explain performance results. We present a challenge to categorization theorists to design models that account for human performance as predicted by covariance complexity...
  18. pmc Physiology and morphology of color-opponent ganglion cells in a retina expressing a dual gradient of S and M opsins
    Lu Yin
    Department of Neuroscience, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
    J Neurosci 29:2706-24. 2009
    ..The apparent decline in S/M opponency from superior to inferior retina is consistent with the dual gradient and a model where photoreceptor signals in both superior and inferior retina are processed by the same postreceptoral circuitry...
  19. ncbi request reprint An equivalent illuminant model for the effect of surface slant on perceived lightness
    Marina Bloj
    Department of Optometry, University of Bradford, Bradford, UK
    J Vis 4:735-46. 2004
    ..The model accounts for the diverse range of results seen in the experimental data in a unified manner, and examination of its parameters allows interpretation of the data that goes beyond what is possible with the raw data alone...
  20. pmc Estimation of saturated pixel values in digital color imaging
    Xuemei Zhang
    Agilent Technologies Laboratories, MS 26M 3, Palo Alto, California 94304, USA
    J Opt Soc Am A Opt Image Sci Vis 21:2301-10. 2004
    ..Extensions of the algorithm to the case in which more than one channel is saturated are also discussed. Both simulations and examples with real images are presented to show that the algorithm is effective...
  21. ncbi request reprint Color constancy under changes in reflected illumination
    Peter B Delahunt
    Department of Ophthalmology and Section of Neurobiology, Physiology and Behavior, University of California Davis, CA, USA
    J Vis 4:764-78. 2004
    ..In a third experiment, observers made asymmetric matches across both types of illuminant change. Here the matches were essentially identical across both types of illuminant change...
  22. ncbi request reprint Does human color constancy incorporate the statistical regularity of natural daylight?
    Peter B Delahunt
    Department of Ophthalmology and Section of Neurobiology, Physiology and Behavior, University of California Davis, CA, USA
    J Vis 4:57-81. 2004
    ..This result is difficult to reconcile with the hypothesis that mechanisms of human constancy incorporate the statistics of daylights. Some possible reasons for the discrepancy are discussed...
  23. pmc Distinct mechanisms mediate visual detection and identification
    James M Hillis
    Department of Psychology, University of Glasgow, Glasgow G128QB, United Kingdom
    Curr Biol 17:1714-9. 2007
    ..These results challenge models that account for perceived lightness entirely through the action of image-encoding mechanisms...

Research Grants10

  1. COLOR CONSTANCY
    David H Brainard; Fiscal Year: 2010
    ..v ..
  2. COLOR CONSTANCY
    DAVID BRAINARD; Fiscal Year: 2007
    ....
  3. COLOR CONSTANCY
    DAVID BRAINARD; Fiscal Year: 2009
    ..v ..