Monday, September 12, 2011

Reaction:Attention and Visual Memory in Visualization and Computer Graphics

In this paper the role of human visual perception in visualization design is stated.The author explains preattentive processing here.Various theories have been presented for the preattentive processing and it can be understood how preattentive processing power of humans should be used for visualization.

The author then moves to visual memory and visual attention aspect. The author describes how the human eyes perceive images and what information is stored in the brain. The human brain gives an abstract view of these images.The author also explains about predicting attention and directing attention.

This paper discusses past and current theories of visual attention and visual memory. It tells us how and what is the importance of visual system understanding so as to draw good visual displays.