Enhanced sensitivity for peripherally-presented collinearly-aligned stimulus elements: Contour detection or spatial summation?

Clinical and Experimental Optometry

Volumn 84, Issue 6, 2001, Pages 354-360

  Tailby, Chris ^a   Cubells, Olga ^a   Metha, Andrew ^a  

^a UNIVERSITY OF MELBOURNE   (Australia)

Author keywords

Contrast sensitivity; Pattern recognition; Psychophysics; Sensory thresholds

Indexed keywords

EID: 84879740610     PISSN: 08164622     EISSN: 14440938     Source Type: Journal    
DOI: 10.1111/j.1444-0938.2001.tb06607.x     Document Type: Article

References (25)

1. Hubel DH, Wiesel TN. Receptive fields of single neurons in the cat’s striate cortex. J Physiol 1959; 160: 574–591.
2. Hubel DH, Wiesel TN. Receptive fields, binocular interaction, and functional architecture of the cat’s visual cortex. J Physiol 1962; 160: 106–154.
3. Nelson JI, Frost BJ. Intracortical facilitation among co-oriented, co-axially aligned simple cells in cat striate cortex. Exp Brain Res 1985; 61: 54–61.
4. Field DJ, Hayes A., Hess RF. Contour integration by the human visual system: evidence for a local ‘association field. Vision Res 1993; 33: 173–193.
5. Ito M., Westheimer G., Gilbert CD. Attention and perceptual learning modulate contextual influences on visual perception. Neuron 1998; 20: 1191–1197.
6. Kapadia MK, Ito M., Gilbert CD, Westheimer G. Improvement in visual sensitivity by changes in local context: parallel studies in human observers and in V of alert monkeys. Neuron 1995; 15: 843–856.
7. Kapadia MK, Westheimer G., Gilbert CD. Spatial distribution of contextual interactions in primary visual cortex and in visual perception. J Neurophysiol 2000; 84: 2048–2062.
8. Polat U., Sagi D. Lateral interactions between spatial channels: suppression and facilitation revealed by lateral masking experiments. Vision Res 1993; 33: 993–999.
9. Polat U., Sagi D. The architecture of perceptual spatial interactions. Vision Res 1994; 34: 73–78.
10. Polat U., Mizobe K., Pettet MW, Kasamatsu T., Norcia AM. Collinear stimuli regulate visual responses depending on cell’s contrast threshold. Nature 1998; 391: 580–584.
11. Gilbert CD, Wiesel TN. Columnar specificity of intrinsic horizontal and corticocortical connections in cat visual cortex. J Neurosci 1989; 9: 2432–2442.
12. Bosking WH, Zhang Y., Schofield B., Fitzpatrick D. Orientation selectivity and the arrangement of horizontal connections in tree shrewstriate cortex. J Neurosci 1997; 17: 2112–2127.
13. Schmidt KE, Goebel R., Lowel S., Singer W. The perceptual grouping criterion of colinearity is reflected by anisotropies of connections in the primary visual cortex. Eur J Neurosci 1997; 9: 1083–1089.
14. Marcelja S. Mathematical description of the responses of simple cortical cells. J Opt Soc Am 1980; 70: 1297–1300.
15. Zenger B., Sagi D. Isolating excitatory and inhibitory nonlinear spatial interactions involved in contrast detection. Vision Res 1996; 36: 2497–2513.
16. Solomon JA, Watson AB, Morgan MJ. Transducer model produces facilitation from opposite-sign flanks. Vision Res 1999; 39: 987–992.
17. Adini Y., Sagi D., Tsodyks M. Excitatory-inhibitory network in the visual cortex: psychophysical evidence. Proc Natl Acad Sci USA 1997; 94: 10426–10431.
18. Chen CC, Tyler CW. Spatial pattern summation is phase-insensitive in the fovea but not in the periphery. Spat Vis 1999; 12: 267–285.
19. Watson AB, Pelli DG. QUEST: a Bayesian adaptive psychometric method. Percept Psychophys 1983; 33: 113–120.
20. Kapadia MK, Westheimer G., Gilbert CD. Dynamics of spatial summation in primary visual cortex of alert monkeys. Proc Natl Acad Sci USA 1999; 96: 12073–12078.
21. Sceniak MP, Ringach DL, Hawken MJ, Shapley R. Contrast’s effect on spatial summation by macaque VI neurons. Nat Neurosci 1999; 2: 733–739.
22. Polat U., Tyler CW. What pattern the eye sees best. Vision Res 1999; 39: 887–895.
23. Pollen DA, Nagler M., Daugman J., Kronauer R., Cavanagh P. Use of Gabor elementary functions to probe receptive field substructure of posterior inferotemporal neurons in the owl monkey. Vision Res 1984; 24: 233–241.
24. Rockland KS, Lund JS. Widespread periodic intrinsic connections in the tree shrew visual cortex. Science 1982; 215: 1532–1534.
25. Hirsch JA, Gilbert CD. Synaptic physiology of horizontal connections in the cat’s visual cortex. J Neurosci 1991; 11: 1800–1809.