NEURAL DYNAMICS OF 3-D SURFACE PERCEPTION:
FIGURE-GROUND SEPARATION AND LIGHTNESS PERCEPTION

Frank Kelly and Stephen Grossberg

Perception and Psychophysics, in press

PARAMETER TABLE

See http://www.cns.bu.edu/Profiles/Grossberg for a link to paper's text. See http://www.cns.bu.edu/Profiles/Grossberg for a link to paper's Appendix.

LGN ON and OFF Channels

LGN ON and OFF Channels

a1

100

U1

50

L1

50

A1

1.0

A2

1.03361

sc

0.5

ss

1.5

Simple Cells

Scale 1

Vertical Cells

Horizontal Cells

spk

1.0

0.75

sqk

0.75

1.0

Scale 2

Vertical Cells

Horizontal Cells

spk

1.25

1.0

sqk

1.0

1.25

Complex Cells

a2

0.01

b

15.0

U2

1.0

L2

1.0

Ge

0.2

 

Scale 1

Scale 2

Add

2.5

2.5

Ade

1.0

1.0

Ad,mon

0.25

0.15

mdd

0.05

0.05

mde

0.05

0.05

md,mon

0.075

0.075

mcdd

0.015

0.015

msdd

0.5

0.5

Horizontal Complex Cells

a3

0.1

U3

1.0

L3

1.0

A1

1.0

A2

1.0

 

Scale 1

Scale 2

mc

1.5

0.5

ms

0.06

0.06

Hypercomplex Cells: Spatial Competition

a4

0.01

U4

1.0

L4

1.0

T

0.0000189

 

Scale 1

Scale 2

sc

1.0

1.0

ss

2.0

2.0

 

 

Hypercomplex cells: Orientational Competition

a 5

1.0

U5

1.0

L5

1.0

 

Scale 1

Scale 2

C

1.0

1.0

S

1.5

1.5

sc

0.5

0.5

ss

0.75

0.75

Bipole Cells

D

0.1

G

0.1

A

1.0

B

2.0

Z

1.0

r

0.0

sg

7.0

sk

0.15

sr

0.15

Monocular FIDO

Mm

0.1

d

100,000.0

k

1.0

e

1000.0

Output from Monocular FIDOs

a8

0.01

L8

1.0

U8

1.0

C

0.0398

sc

2.0

S

0.181

ss

3.0

Binocular FIDO

a9

0.01

U9

0.5

L9

50.0

Mb

0.1

d

100,000.0

k

1.0

e

1000.0

 

 

 

 

 

TABLE 1. Model Parameters.

Diana Meyers
Fri Feb 11 14:29:09 EST 2000