Change Detection Theory

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Change detection is a famous theory that was first presented by Dr. Ronald A. Rensink. One of the central problems change detection was set out to solve was a change blindness, the obliviousness to change in particular visual stimuli. Explicitly, an individual can be presented with identical photographs, but one has a minor difference. Change blindness is regarded as the cause if a participant doesn't manage to discern the change between the pictures.
In a study conducted by (Rensink, 2002) revealed evidence confirming the presence of a change blindness. (Rensink, 2002) created a flicker paradigm that tested an individuals ability to decipher elusive changes among an alternation of photographs. Originally, Resink was interested in finding
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Bealand's study strictly focused on the presence of change detection within different driving scenarios. Bealand formulated 200 images where a change either existed or did not among two distinct driving sceneries: Urban and Rural. These pictures were then presented on a twenty-seven inch Apple iMac computer desktop. From the results of Bealand's study; it was illustrated that participants were more accurate at detecting changes in the rural driving scenes compared to the urban scene. It was also noted from this study that there are differences in the level of sensitivity to object changes. For instance, individuals were more likely to notice an object change if it was expected to change, like traffic lights, traffic signals, street signs, …show more content…
Participants were given the Weschler's Intelligence Scale for children, following that WM and change detection tasks were administered to the group. The results from this study suggested that children were able at detecting changes in stimuli of numbers as opposed to letters. Also, change detection, and working memory increased alongside the ages of the children. This experiment gives precedence to the fact that change detection is correlated with age and stimuli type (numbers vs.

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