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13_Image preprocessing and feature extraction

13_Image preprocessing and feature extraction

魏先生
/
发布于
/
2015
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The goal of pre-processing is --to try to reduce unwanted variation in image due to lighting, scale, deformation etc. --to reduce data to a manageable size Give the subsequent model a chance Preprocessing definition: deterministic transformation of pixels p to create data vector x Usually heuristics based on experience
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