这类方法通常会创建一个范例数据库，然后凭据某个相似性权衡标准来把新数据和数据库进行比较，从而找到最匹配的项，最后作出预测。
Such methods typically build up a database of example data and compare new data to the database using a similarity measure in order to find the best match and make a prediction.
这类方法通常会创建一个范例数据库，然后凭据某个相似性权衡标准来把新数据和数据库进行比较，从而找到最匹配的项，最后作出预测。
Such methods typically build up a database of example data and compare new data to the database using a similarity measure in order to find the best match and make a prediction.
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