随笔分类 -  spark

spark mllib 之线性回归
摘要:测试数据: -0.4307829,-1.63735562648104 -2.00621178480549 -1.86242597251066 -1.02470580167082 -0.522940888712441 -0.863171185425945 -1.04215728919298 -0.86 阅读全文

posted @ 2016-06-06 17:08 rigidwang 阅读(736) 评论(0) 推荐(0) 编辑

spark之combineByKey
摘要:combineByKey def combineByKey[C](createCombiner: (V) => C, mergeValue: (C, V) => C, mergeCombiners: (C, C) => C): RDD[(K, C)] def combineByKey[C](crea 阅读全文

posted @ 2016-06-06 11:30 rigidwang 阅读(3097) 评论(0) 推荐(1) 编辑

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