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eval_knn: Splitting train-dataset / test-dataset by train_test_split is not good #2

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Mer1997 opened this issue Jul 20, 2022 · 1 comment

Mer1997 commented Jul 20, 2022

非专业机器学习相关，但是在磁盘预测场景下同一序列号的磁盘在发生错误的前几天 SMART 数据应该是相近的，这里使用 train_test_split 去划分训练集/数据集是否有 "泄题" 嫌疑？

实际测试中使用 2021Q1-Q4 数据训练，2022Q1 数据验证也证实该算法的结果并不好

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Mer1997 commented Jul 20, 2022

非专业机器学习相关，但是在磁盘预测场景下同一序列号的磁盘在发生错误的前几天 SMART 数据应该是相近的，这里使用 train_test_split 去划分训练集/数据集是否有 "泄题" 嫌疑？

实际测试中使用 2021Q1-Q4 数据训练，2022Q1 数据验证也证实该算法的结果并不好

原作者应该很久没有上 Github 了，这个 Issue 只是提醒一下大家以免花费不必要的时间

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