Tableau 用于情感分析的 R 集成 [英] Tableau 's R integration for sentiment analysis

问题描述

你能帮我吗.我在youtube上看到关于R中情感分析的视频，那个人展示了如何在Tableau中集成R，但他使用了另一个包，即情感"，它不适合我.他使用了sentiment包中的classify_函数，当他在tableau的计算字段"中写公式时，他输入了这个

could you help me. I saw on youtube the video about sentiment analysis in R, and the man showed how integrate R in Tableau, but he used another package , namely "sentiment", it does not suit me. And he used classify _ function from sentiment package and when he wrote formula in "calculate field" in tableau, he entered this

SCRIPT_STR('classify_polarity(.arg,algorithm="Bayes",verbose=TRUE) [,4]',

ATTR([CommentText]))

链接https://boraberan.wordpress.com/2013/12/24/sentiment-analysis-in-tableau-with-r/

但出于各种原因，我使用了此处指定的代码

But for various reasons, i work with code, which specified here

http://chengjun.github.io/en/2014/04/sentiment-analysis-with-machine-learning-in-R/

而且我不知道，根据这段代码，我必须在计算字段中写什么公式.请告诉我，我需要写什么.

And i don't know , on the basis of this code, what formula i must write in the calculate field. Please tell me, what i need write.

推荐答案

据我所知，情绪已经从问题中移除了.但是您会发现 jeffery breen 的情感分析版本最合适.查看此链接了解更多信息.

As far as i know sentiment has been removed from the cran. but you would find sentiment analysis version of jeffery breen most suitable. Check this link for more info.

使用 R 进行情感分析

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