4Matching and Understanding
Understanding an image and understanding a scene are complex tasks, including many processes, such as observation, perception (combining visual input and some pre-defined representation), recognition (to establish the relationship among different internal representations), matching, cognition, interpretation, and so on. Among these processes, matching that aims to connect something unknown with known facts, knowledge, and rules is a critical task in image understanding.
Current matching techniques can be classified into two classes. One class is more concrete and corresponds to the set of pixels and is called image matching. Another class is more abstract, corresponding to the property of objects and semantics of ...
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