A Primer on Computational Modeling of Contour Integration and Human Vision

Primer on computational modeling of contour integration and human vision


Basic Introduction to contour integration

1. Basic introduction

What is computational modeling of human vision

What is contour integration?

What is contour integration cont.

Interacting elements

Interacting elements - enhancement

Interacting elements - inhibition

The butterfly connection

The butterfly connection

The butterfly connection

The butterfly connection

Longer Range Connections


Getting more advanced with contour integration with the CINNIC model

2. Getting more advanced

What is Contour Integration?

Contour Integration and CINNIC’s basic working

Contour Integration and CINNIC’s basic working

Contour Integration and CINNIC’s basic working and the butterfly connection

Contour Integration and CINNIC’s basic working and the butterfly connection

Neural Priming – Closing the contour loop

Neural Priming – Closing the contour loop

Controlling groups locally via GABAergic interneurons

Controlling groups locally via GABAergic interneurons

Bringing the components together with CINNIC

Bringing the components together with CINNIC

CINNIC contour integration image factory

CINNIC contour integration image factory

Merging the image scales

Merging the image scales


Testing CINNIC on Simple/Local Stimuli

3. Testing CINNIC

How we tested CINNIC

Emulating Polat & Sagi 1993 [3,4]

Optimizing CINNIC against human subject data

Explaining human subject data with the butterfly connection


Testing CINNIC on Simple/Non-local Stimuli

4. Testing CINNIC

Testing CINNIC on Braun’s MakeSnake Images [2]

Saliency over different separations of Gabor elements

Probability Tables of CINNIC Results

Why the odd results part I

Why the odd results part II


Testing CINNIC on Non-simple/Non-local Stimuli

5. Testing CINNIC

CINNIC seems to be sensitive to junctions as well as contours!

Testing CINNIC vs. Junctions and End-Stops

Real World Contour Saliency

What CINNIC found salient

References