[HTML][HTML] Reduced crowding and poor contour detection in schizophrenia are consistent with weak surround inhibition

V Robol, MS Tibber, EJ Anderson, T Bobin, P Carlin… - PloS one, 2013 - journals.plos.org
… We suggest that patients’ poor performance at contour perception arises not as a consequence
of an “integration deficit” but from a combination of reduced sensitivity to local orientation …

Multifeature-based surround inhibition improves contour detection in natural images

KF Yang, CY Li, YJ Li - IEEE Transactions on Image Processing, 2014 - ieeexplore.ieee.org
… This suggests that low level cues play different roles in contour perception in the visual system.
The luminance and luminance contrast perhaps play a major role in suppressing textures …

Contour detection based on nonclassical receptive field inhibition

C Grigorescu, N Petkov… - IEEE Transactions on …, 2003 - ieeexplore.ieee.org
… We fix the low threshold value to … shown that non-CRF inhibition, more generally surround
inhibition, is a useful computational mechanism that substantially improves contour detection. …

[HTML][HTML] Abnormal contextual modulation of visual contour detection in patients with schizophrenia

MP Schallmo, SR Sponheim, CA Olman - PloS one, 2013 - journals.plos.org
… (2013) Reduced crowding and poor contour detection in schizophrenia are consistent
with weak surround inhibition. PLOS ONE 8: e60951. doi:https://doi.org/10.1371/journal.pone.…

[HTML][HTML] Biologically inspired hierarchical contour detection with surround modulation and neural connection

S Li, Y Xu, W Cong, S Ma, M Zhu, M Qi - Sensors, 2018 - mdpi.com
… In this paper, the real needs of contour detection are combined with comparatively low
luminance and luminance contrast in contour detection with surround inhibition. We calculate the …

[PDF][PDF] A simple scheme for contour detection.

GD Joshi, J Sivaswamy - VISAPP (1), 2006 - researchgate.net
… solution to contour detection which is computationally low in … inhibitory influences. We draw
inspiration from this study and propose a surround mechanism with excitatory and inhibitory

[HTML][HTML] Two common psychophysical measures of surround suppression reflect independent neuronal mechanisms

P Yazdani, I Serrano-Pedraza, RG Whittaker… - Journal of …, 2015 - jov.arvojournals.org
surround suppression is believed to reflect inhibitory … In recent years, two psychophysical
measures of surround … had a low spatial frequency (1.1 c/) and had most power at low

A coutour detection model based on surround inhibition with multiple cues

K Yang, Y Li - Pattern Recognition: Chinese Conference, CCPR 2012 …, 2012 - Springer
contour detection model based on the biologicallyplausible computational steps with non-CRF
inhibition (also called surround inhibition) … caused by poor lighting conditions, shadows, …

[HTML][HTML] Perception of contours and shapes: Low and intermediate stage mechanisms

G Loffler - Vision research, 2008 - Elsevier
… on low and intermediate stages of contour shape processing. It is split into two main sections,
Contour Detection’ … lines, surround modulation can be excitatory or inhibitory. When the …

[HTML][HTML] Facilitation of contrast detection by cross-oriented surround stimuli and its psychophysical mechanisms

C Yu, SA Klein, DM Levi - Journal of Vision, 2002 - jov.arvojournals.org
… of low-level visual mechanisms to cross surround facilitation and … the inner edge of the surround
was added to the target. The … -contrast surround stimuli also produce additional inhibitory