大数据hadoop编程的相关内容

文章 2017-06-26 来自：开发者社区

《Hadoop与大数据挖掘》一2.6.2　Hadoop TF-IDF编程思路

本节书摘来华章计算机《Hadoop与大数据挖掘》一书中的第2章，第2.6.2节，张良均　樊　哲　位文超　刘名军许国杰　周　龙　焦正升　著更多章节内容可以访问云栖社区“华章计算机”公众号查看。 2.6.2　Hadoop TF-IDF编程思路这里不再给出TF-IDF的单机算法实现，而直接给出其Hadoop算法实现思路，如图2-52所示。具体算法描述如下。Job1：针对每个文件集中的每个输入文....

文章 2017-06-26 来自：开发者社区

《Hadoop与大数据挖掘》一2.5.4　Hadoop K-Means编程实现

本节书摘来华章计算机《Hadoop与大数据挖掘》一书中的第2章，第2.5.4节，张良均　樊　哲　位文超　刘名军许国杰　周　龙　焦正升　著更多章节内容可以访问云栖社区“华章计算机”公众号查看。 2.5.4　Hadoop K-Means编程实现在下面的实现过程中，会进行简单实现思路介绍，针对一些实现会有动手实践给读者练习。一般情况下我们建议读者自己全部实现，对于实现起来有难度的读者，我们提供....

文章 2017-06-26 来自：开发者社区

《Hadoop与大数据挖掘》一2.4　Hadoop编程开发

本节书摘来华章计算机《Hadoop与大数据挖掘》一书中的第2章，第2.4节，张良均　樊　哲　位文超　刘名军许国杰　周　龙　焦正升　著更多章节内容可以访问云栖社区“华章计算机”公众号查看。 2.4　Hadoop编程开发 Hadoop框架最核心的设计就是HDFS和MapReduce。HDFS为海量的数据提供了存储，则MapReduce为海量的数据提供了计算。本节就MapReduce开发相关内容....

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开源大数据平台 E-MapReduce

开源大数据平台 E-MapReduce（简称“EMR”）是云原生开源大数据平台，向客户提供简单易集成的Hadoop、Hive、Spark、Flink、Presto、ClickHouse、StarRocks、Delta、Hudi等开源大数据计算和存储引擎服务。

产品控制台

立即开通

产品文档

优惠活动

StarRocks 免费试用

产品入门

快速入门指导

常见问题

最佳实践

EMR实时计算实践