CHAPTER 1

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Introduction to Computer Vision and OpenCV

A significant share of the information that we get from the world while we are awake is through sight. Our eyes do a wonderful job of swiveling about incessantly and changing focus as needed to see things. Our brain does an even more wonderful job of processing the information stream from both eyes and creating a 3D map of the world around us and making us aware of our position and orientation in this map. Wouldn't it be cool if robots (and computers in general) could see, and understand what they see, as we do?

For robots, seeing in itself is less of a problem—cameras of all sorts are available ...

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