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。
This paper has defined the role orientation of academic leaders, and proposed the basic working ideas when training academic leaders in the course of the major construction.
本文明确了专业带头人的角色定位，并提出了高职高专院校进行专业建设、培养专业带头人的基本思路。
When training new group members, I stress this point most thoroughly.
在培训新成员的时候，我反复强调这一点。
When training is given by the QA Manager, the course syllabus will be approved by the Managing Director.
质量保证经理（QA）培训时，常务董事对培训课教学大纲进行审批。
When training primary students in English writing, teachers should closely abide by The Standards of English Curriculum.
小学生英语写作能力应当依照《英语课程标准》的要求进行培养。
When training primary school students' English writing, teachers should closely abide by The Standards of English Curriculum.
小学生英语写作能力应当依照《英语课程标准》的要求进行培养。
When training primary school students' English writing, teachers should closely abide by The Standards of English Curriculum.
小学生英语写作能力应当依照《英语课程标准》的要求进行培养。
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