这个是执行命令指定了k是20
mahout kmeans -i /hadoop/test/mahot_test/ou/tfidf-vectors -c /hadoop/test/mahot_test/ou/reuters-kmeans-clusters -o /hadoop/test/mahot_test/kou -k 20 -dm org.apache.mahout.common.distance.CosineDistanceMeasure -x 10 -ow --clustering
但是查看输出目录中clusteredPoints下的文件结果只有两个类
这个是输出结果
Input Path: hdfs://usser/hadoop/test/mahot_test/kou/clusteredPoints/part-m-00000
Key class: class org.apache.hadoop.io.IntWritable Value Class: class org.apache.mahout.clustering.classify.WeightedPropertyVectorWritable
Key: 0: Value: wt: 1.0 distance: 0.0 vec: 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Key: 1: Value: wt: 1.0 distance: 1.1102230246251565E-16 vec: [{"1023":1.414},{"1035":1.414},{"1039":1.414}]
Count: 2
