KNN algorithm is a common and effective text categorization algorithm.
KNN算法是一种常用的效果较好的文本分类算法。
It plays an instructional role in academic study and practical application of KNN text classification algorithm.
对KNN文本分类算法的理论研究和实际应用起了指导作用。
As we all know, KNN method is a classic method in machine learning field and is also well used in many other fields.
众所周知，K最近邻方法作为机器学习领域的一个经典的方法，在很多领域都有出色的表现。
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