Integration process of contours defined by different attributes.

Cognitive Brain Research, 15, 324-327, 2003


Abstract

We examined how contours defined by different attributes are integrated into a shape using the visual search paradigm and found that the search for the bar orientation is particularly difficult when each bar is composed of motion-defined and luminance- or color-defined contours. This does not support the view that the shape integration process is based on the unified contour representation entirely common to all attributes, but suggests that motion-defined contours are integrated through a different process.






Schematic representation of luminance-color displays under (a) inter-attribute and (b) intra-attribute conditions.


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