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➰ Imbalance Data Training 방법 ➰
1. Sample weighting ( higher for small data class)
2. Oversampling of small data class
3. Undersampling of large data class
4. Higher Classification threshold
oversampling방법이 가장 좋음
https://www.facebook.com/groups/TensorFlowKR/posts/1504750706532649
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