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R 时间序列解析-PI数据_R_Time Series_Large Data - Fatal编程技术网

R 时间序列解析-PI数据

R 时间序列解析-PI数据,r,time-series,large-data,R,Time Series,Large Data,我有一个非常大的时间序列数据集,格式如下 "Tag.1","1/22/2015 11:59:54 PM","570.29895", "Tag.1","1/22/2015 11:59:56 PM","570.29895", "Tag.1","1/22/2015 11:59:58 PM","570.29895", "Tag.1","1/23/2015 12:00:00 AM","649.67133", "Tag.2","1/22/2015 12:00:02 AM","1.21", "Tag.2","

我有一个非常大的时间序列数据集,格式如下

"Tag.1","1/22/2015 11:59:54 PM","570.29895",
"Tag.1","1/22/2015 11:59:56 PM","570.29895",
"Tag.1","1/22/2015 11:59:58 PM","570.29895",
"Tag.1","1/23/2015 12:00:00 AM","649.67133",
"Tag.2","1/22/2015 12:00:02 AM","1.21",
"Tag.2","1/22/2015 12:00:04 AM","1.21",
"Tag.2","1/22/2015 12:00:06 AM","1.21",
"Tag.2","1/22/2015 12:00:08 AM","1.21",
"Tag.2","1/22/2015 12:00:10 AM","1.21",
"Tag.2","1/22/2015 12:00:12 AM","1.21",
我想把它分成一个数据帧,其中一个公共列表示时间戳,另一个列表示标记

Date.Time, Tag.1, Tag.2, Tag.3...    
1/22/2015 11:59:54 PM,570.29895, 
如有任何建议,将不胜感激

可能是这样的: castdf,V2~V1,平均值='V3' V2标签1标签2 2015年11月22日11:59:54下午570.2989南 2015年1月22日11:59:56下午570.2989南 3 2015年1月22日11:59:58下午570.2989南 4 2015年1月22日上午12:00:02南1.21 5 2015年1月22日12:00:04上午南1.21 6 2015年1月22日12:00:06上午南1.21 7 2015年1月22日12:00:08上午南1.21 8 2015年1月22日12:00:10南1.21 2015年11月22日12:00:12上午南1.21 10 2015年1月23日12:00:00 AM 649.6713 NaN

铸造是重塑包装的一部分 最好的, ZP