《OD大数据实战》Mahout入门实例

一、环境搭建

1. 下载

mahout-0.9-cdh5.3.6.tar.gz

2. 解压

 

3. 

mahout org.apache.mahout.clustering.syntheticcontrol.kmeans.Job

hdfs dfs -ls /output

转换成普通文本

hdfs dfs -ls /output/clusteredPoints

mahout seqdumper -i output/clusteredPoints -o dataset/clusteredPoints

cat clusteredPoints | more

cat clusteredPoints | awk `{print $2}` | sort | uniq 

mahout vectordump -i output/data -o dataset/raw_data