Many existing data mining and machine learning techniques fail when training and test data have different distributions or feature spaces.
众所周知,当训练数据和测试数据的分布或特征空间不同时,许多数据挖掘和机器学习技术很有可能会失败。
Many existing data mining and machine learning techniques fail when training and test data have different distributions or feature spaces.
众所周知,当训练数据和测试数据的分布或特征空间不同时,许多数据挖掘和机器学习技术很有可能会失败。
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