Chapter   | 7 |

Images and image formation

Robin Jenkin

All images © Robin Jenkin unless indicated.

INTRODUCTION

How might the image shown in Figure 7.1 be described? Clearly a number of objects can be recognized. Enthusiasts may recognize the breed of dog. Comments on such attributes as lighting, colour and composition could also be made. These aspects of visual perception are a consequence of the subtle processes of physiology and psychology operating when the two-dimensional luminance pattern contained in the image is viewed by a human observer. The processes involved are the subject of much current research and are not covered in this work.

When asked to comment on the quality of the image, the same complex processes are involved and what ...

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