kmeans knn算法的相关内容

文章 2018-04-25 来自：开发者社区

Kmeans、Kmeans++和KNN算法比较

K-Means介绍 K-means算法是聚类分析中使用最广泛的算法之一。它把n个对象根据他们的属性分为k个聚类以便使得所获得的聚类满足：同一聚类中的对象相似度较高；而不同聚类中的对象相似度较小。其聚类过程可以用下图表示：如图所示，数据样本用圆点表示，每个簇的中心点用叉叉表示。(a)刚开始时是原始数据，杂乱无章，没有label，看起来都一样，都是绿色的。(b)假设数据集可以分为两类，令K=2，随机....

文章 2015-03-12 来自：开发者社区

Kmeans、Kmeans++和KNN算法比较

K-Means介绍 K-means算法是聚类分析中使用最广泛的算法之一。它把n个对象根据他们的属性分为k个聚类以便使得所获得的聚类满足：同一聚类中的对象相似度较高；而不同聚类中的对象相似度较小。其聚类过程可以用下图表示：如图所示，数据样本用圆点表示，每个簇的中心点用叉叉表示。(a)刚开始...

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