学习笔记，仅供参考，有错必纠

PS : 本BLOG采用中英混合模式，有些英文下有中文翻译

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名词解释

模型调优

we will assume that data quality is sufficient and that it is representative of the entire sample population.

Working under these assumptions, we must use the data at hand to find the best predictive model. Almost all predictive modeling techniques have tuning parameters that enable the model to flex to find the structure in the data.

Hence, we must use the existing data to identify setting