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初步学习Scikit-learn（sklearn）-wx5b2bb60b4ae52的博客
source link: http://blog.51cto.com/13820241/2132442
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Scikit-learn是个简单高效的数据分析工具，它其中封装了大量的机器学习算法，内置了大量的公开数据集，并且拥有完善的文档。1用KNN算法实现鸢尾花的分类鸢尾花是在模式识别文献中最有名的数据库。数据集包含3个类，每类有50个实例，每个类指向一种类型的鸢尾花。一类与另外两类线性分离，而后者不能彼此线性分离。鸢尾花数据集特征:属性数量:4(数值型，数值型，帮助预测的属性和类)属性信息:sepall
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