3

The Active Vision Idea

3.1 WHAT IS ‘ACTIVE’?

The word ‘active’ naturally appears as opposite to ‘passive’, and it carries with itself the idea of ‘action’. The point is: who is the actor? And what is acted on? The purpose of a vision system, be it natural or artificial, seems to be the perception of an external physical scene without implying any influence on it. In other words, we could think that letting our eyes open, or acquiring data from a camera, and processing the data so collected, is exactly ...

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