Statistical learning methods :( study notes) ------ Chapter III K nearest neighbor algorithm

Statistical learning methods :( study notes) ------ Chapter III K nearest neighbor algorithm

K-nearest neighbor algorithm

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K-nearest neighbor algorithm

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principle

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General flow algorithm

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K nearest neighbor model

model

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Distance Measurement

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Select the K value

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Classification decision rule

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K implement neighborhood: kd tree

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Kd tree construction

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Kd tree search

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Origin blog.csdn.net/Avery123123/article/details/103878244