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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2020
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Article
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Fig 12
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Research Article
KPCA and AE Based Local-Global Feature Extraction Method for Vibration Signals of Rotating Machinery
Figure 12
Latent coding spaces of the AE (training samples = 25%). (a) Set 0. (b) Set 1. (c) Set 2. (d) Set 3.
(a)
(b)
(c)
(d)