Lecture Schedule - NPB261/PSC290


Week of

Topic

Reading

4/2   

Fundamentals.   Optics, rods and cones, sampling and aliasing, resolution vs. eccentricity. (BAO/JSW)  Chapters 1 and 2

4/9  

Color: early-stage processing.  Trichromacy, L/M/S cone mosaics, Scotopic/photopic systems, Psychopysics, Color deficiencies.  (JSW)      Chapters 3 and 4

4/16 

Color:  late-stage processing. Color constancy,  Perceptual organization - unique hues/opponency, Cortical mechanisms.  (JSW) Chapter 9

4/23 

Brightness and contrast. Psychophysical measures, Physiological response properties, Contrast sensitivity function.  (JSW)         Chapter 5

4/30

-- No class --

5/7  

Retinal ganglion cells.  Receptive field models, Spatiotemporal response - space/time separability,  Theories: edge-detection, DOG filters, whitening.  (BAO)  Chapter 5

5/14 

Visual cortex. Architecture of V1, Cortical magnification,  log-polar coordinates, Orientation selectivity, feature maps, Theories: Gabor filters, sparse coding.  (JSW/Usrey)     Chapter 6

5/21 

Multiresolution representation. Spatial frequency, Image pyramids and wavelets,  Multiscale representation in V1.  (BAO)    Chapters 7 and 8

5/28 

Motion and depth. Computation of motion, aperture problem, Spatiotemporal filters,  Computation of depth, disparity selectivity.   (Britten)       
 
Chapter 10

6/4 

Vision as inference. Ill-posed problems, Bayesian inference, Cortical feedback and priors.  (BAO) Chapter 11