Ebook: From Pigments to Perception: Advances in Understanding Visual Processes

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Content:
Front Matter....Pages i-xiii
Visual Pigments and Colour Vision in Primates....Pages 1-9
The Cost of Trichromacy for Spatial Vision....Pages 11-22
Variability in Cone Populations and Implications....Pages 23-34
Discussion: Biophysics and Psychophysics of Photoreceptors....Pages 35-40
Transition from Photopic to Scotopic Light Assessments and Possible Underlying Processes....Pages 41-51
Dual Rod Pathways....Pages 53-66
Wavelength-Discrimination with Only Rods and Blue Cones....Pages 67-71
Density of Bipolar Cells in the Macaque Monkey Retina....Pages 73-78
Discussion: Rod Vision....Pages 79-82
Which Cells Code for Color?....Pages 83-93
Receptive Field Structure of P and M Cells in the Monkey Retina....Pages 95-104
On the Relation between Cellular Sensitivity and Psychophysical Detection....Pages 105-115
P and M Pathway Specialization in the Macaque....Pages 117-125
The Color-Opponent and Broad-Band Channels of the Primate Visual System....Pages 127-132
Discussion: P- and M-Pathways I....Pages 133-138
Temporal Characteristics of Colour Vision: VEP and Psychophysical Measurements....Pages 139-149
The Contribution of Colour to Motion....Pages 151-164
Functional Classification of Parallel Visual Pathways....Pages 165-171
The Response of Macaque Retinal Ganglion Cells to Complex Temporal Waveforms....Pages 173-176
Remote Surrounds and the Sensitivity of Primate P-Cells....Pages 177-180
On Neurophysiological Correlates of Simultaneous Colour and Brightness Contrast as Demonstrated in P-LGN-Cells of the Macaque....Pages 181-184
Development of Infant Contrast Sensitivity and Acuity for Coloured Patterns....Pages 185-187
Psychophysical Evidence of Two Gradients of Neural Sampling in Peripheral Vision....Pages 189-192
Discussion: P- and M-Pathways II....Pages 193-196
On The Nature of Visual Evoked Potentials, Unit Responses and Psychophysics....Pages 197-209
Localization of the Electromagnetic Sources of the Pattern Onset Response in Man....Pages 211-221
Discussion: Evoked Potentials....Pages 223-226
Probing the Primate Visual Cortex: Pathways and Perspectives....Pages 227-237
Lateral Interactions in Visual Cortex....Pages 239-247
The Perceptual Significance of Cortical Organization....Pages 249-260
Orientation and Spatial Frequency Selectivity: Properties and Modular Organization....Pages 261-267
Orientation and Color Columns in Monkey Striate Cortex....Pages 269-274
Discussion: Cortical Processing....Pages 275-280
Visual Photometry: Relating Psychophysics to Some Aspects of Neurophysiology....Pages 281-291
Sensory and Perceptual Processes in Seeing Brightness and Lightness....Pages 293-304
Assimilation versus Contrast....Pages 305-311
On Achromatic Colors....Pages 313-323
Color Opponency from Eye to Brain....Pages 325-336
Chromatic Mechanisms Beyond Linear Opponency....Pages 337-348
Discussion: Psychophysics and Post-Receptoral Processes....Pages 349-352
Adaptation Mechanisms in Color and Brightness....Pages 353-367
Testing the Contrast Explanation of Color Constancy....Pages 369-377
Adaptation and Color Discrimination....Pages 379-389
Studies on Colour Constancy in Man using a “Checkerboard - Mondrian”....Pages 391-395
Discussion: Post-Receptoral Processes II....Pages 397-400
Origin of Perceptually Measured Phase Shifts in the Visual System....Pages 401-412
Psychophysical Correlates of Parvo Channel Function....Pages 413-424
On the Physiological Basis of Higher Colour Metrics....Pages 425-436
Neural Decoding....Pages 437-446
Effects of Phase Shifts between Cone Inputs on Responses of Chromatically Opponent Cells....Pages 447-450
Different Neural Codes for Spatial Frequency and Contrast....Pages 451-454
Displacement Estimation, Stereo Matching and ‘Object’ Recognition: A Computer Simulation Approach Working with Real World Imagery....Pages 455-458
Scaling and Thresholds of Color and Light Described by an Opponent Model of Color Vision Based on Psychophysical Data....Pages 459-462
Discussion: Models and Neural Nets....Pages 463-465
General Discussion....Pages 467-475
Back Matter....Pages 477-485

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Content:
Front Matter....Pages i-xiii
Visual Pigments and Colour Vision in Primates....Pages 1-9
The Cost of Trichromacy for Spatial Vision....Pages 11-22
Variability in Cone Populations and Implications....Pages 23-34
Discussion: Biophysics and Psychophysics of Photoreceptors....Pages 35-40
Transition from Photopic to Scotopic Light Assessments and Possible Underlying Processes....Pages 41-51
Dual Rod Pathways....Pages 53-66
Wavelength-Discrimination with Only Rods and Blue Cones....Pages 67-71
Density of Bipolar Cells in the Macaque Monkey Retina....Pages 73-78
Discussion: Rod Vision....Pages 79-82
Which Cells Code for Color?....Pages 83-93
Receptive Field Structure of P and M Cells in the Monkey Retina....Pages 95-104
On the Relation between Cellular Sensitivity and Psychophysical Detection....Pages 105-115
P and M Pathway Specialization in the Macaque....Pages 117-125
The Color-Opponent and Broad-Band Channels of the Primate Visual System....Pages 127-132
Discussion: P- and M-Pathways I....Pages 133-138
Temporal Characteristics of Colour Vision: VEP and Psychophysical Measurements....Pages 139-149
The Contribution of Colour to Motion....Pages 151-164
Functional Classification of Parallel Visual Pathways....Pages 165-171
The Response of Macaque Retinal Ganglion Cells to Complex Temporal Waveforms....Pages 173-176
Remote Surrounds and the Sensitivity of Primate P-Cells....Pages 177-180
On Neurophysiological Correlates of Simultaneous Colour and Brightness Contrast as Demonstrated in P-LGN-Cells of the Macaque....Pages 181-184
Development of Infant Contrast Sensitivity and Acuity for Coloured Patterns....Pages 185-187
Psychophysical Evidence of Two Gradients of Neural Sampling in Peripheral Vision....Pages 189-192
Discussion: P- and M-Pathways II....Pages 193-196
On The Nature of Visual Evoked Potentials, Unit Responses and Psychophysics....Pages 197-209
Localization of the Electromagnetic Sources of the Pattern Onset Response in Man....Pages 211-221
Discussion: Evoked Potentials....Pages 223-226
Probing the Primate Visual Cortex: Pathways and Perspectives....Pages 227-237
Lateral Interactions in Visual Cortex....Pages 239-247
The Perceptual Significance of Cortical Organization....Pages 249-260
Orientation and Spatial Frequency Selectivity: Properties and Modular Organization....Pages 261-267
Orientation and Color Columns in Monkey Striate Cortex....Pages 269-274
Discussion: Cortical Processing....Pages 275-280
Visual Photometry: Relating Psychophysics to Some Aspects of Neurophysiology....Pages 281-291
Sensory and Perceptual Processes in Seeing Brightness and Lightness....Pages 293-304
Assimilation versus Contrast....Pages 305-311
On Achromatic Colors....Pages 313-323
Color Opponency from Eye to Brain....Pages 325-336
Chromatic Mechanisms Beyond Linear Opponency....Pages 337-348
Discussion: Psychophysics and Post-Receptoral Processes....Pages 349-352
Adaptation Mechanisms in Color and Brightness....Pages 353-367
Testing the Contrast Explanation of Color Constancy....Pages 369-377
Adaptation and Color Discrimination....Pages 379-389
Studies on Colour Constancy in Man using a “Checkerboard - Mondrian”....Pages 391-395
Discussion: Post-Receptoral Processes II....Pages 397-400
Origin of Perceptually Measured Phase Shifts in the Visual System....Pages 401-412
Psychophysical Correlates of Parvo Channel Function....Pages 413-424
On the Physiological Basis of Higher Colour Metrics....Pages 425-436
Neural Decoding....Pages 437-446
Effects of Phase Shifts between Cone Inputs on Responses of Chromatically Opponent Cells....Pages 447-450
Different Neural Codes for Spatial Frequency and Contrast....Pages 451-454
Displacement Estimation, Stereo Matching and ‘Object’ Recognition: A Computer Simulation Approach Working with Real World Imagery....Pages 455-458
Scaling and Thresholds of Color and Light Described by an Opponent Model of Color Vision Based on Psychophysical Data....Pages 459-462
Discussion: Models and Neural Nets....Pages 463-465
General Discussion....Pages 467-475
Back Matter....Pages 477-485
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