R 为什么此带有POSIXct日期的ggplot在cut中出现错误。默认值，无法分配向量
我正在运行一个报告，并且已经提取了一些关于随时间发生的事情的数据。然后，我将这些数据汇总到日期/时间和计数的数据框中。当我试图通过ggplot2绘制它时，我得到一个错误R 为什么此带有POSIXct日期的ggplot在cut中出现错误。默认值，无法分配向量,r,date,ggplot2,R,Date,Ggplot2,我正在运行一个报告，并且已经提取了一些关于随时间发生的事情的数据。然后，我将这些数据汇总到日期/时间和计数的数据框中。当我试图通过ggplot2绘制它时，我得到一个错误 > ggplot(foo, aes(x=Date, y=Count))+ + geom_line() Error in cut.default(unclass(x), unclass(breaks), labels = labels, right = right, : cannot allocate v
> ggplot(foo, aes(x=Date, y=Count))+
+ geom_line()
Error in cut.default(unclass(x), unclass(breaks), labels = labels, right = right, :
cannot allocate vector of length 1317423601
>
> ggplot(foo[2:349,], aes(x=Date, y=Count))+
+ geom_line()
Plot produced...
> dput(foo)
structure(list(Date = structure(c(1317423600, 1317445200, 1317466800,
1317488400, 1317510000, 1317553200, 1317574800, 1317596400, 1317618000,
1317639600, 1317661200, 1317682800, 1317704400, 1317726000, 1317747600,
1317769200, 1317790800, 1317812400, 1317834000, 1317855600, 1317877200,
1317898800, 1317920400, 1317942000, 1317963600, 1317985200, 1318006800,
1318028400, 1318050000, 1318071600, 1318093200, 1318114800, 1318136400,
1318158000, 1318179600, 1318201200, 1318222800, 1318244400, 1318266000,
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1322910000, 1322931600, 1322953200, 1322974800, 1322996400, 1323018000,
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1323169200, 1323190800, 1323212400, 1323234000, 1323255600, 1323277200,
1323298800, 1323320400, 1323342000, 1323363600, 1323385200, 1323406800,
1323428400, 1323450000, 1323471600, 1323493200, 1323514800, 1323558000,
1323579600, 1323601200, 1323622800, 1323644400, 1323666000, 1323687600,
1323709200, 1323730800, 1323752400, 1323774000, 1323795600, 1323817200,
1323838800, 1323860400, 1323882000, 1323903600, 1323925200, 1323946800,
1323968400, 1323990000, 1324011600, 1324033200, 1324054800, 1324076400,
1324098000, 1324119600, 1324141200, 1324162800, 1324206000, 1324227600,
1324249200, 1324270800, 1324292400, 1324314000, 1324335600, 1324357200,
1324378800, 1324400400, 1324422000, 1324443600, 1324465200, 1324486800,
1324508400, 1324530000, 1324551600, 1324573200, 1324594800, 1324616400,
1324638000, 1324659600, 1324681200, 1324702800, 1324724400, 1324767600,
1324832400, 1324854000, 1324875600, 1324897200, 1324918800, 1324940400,
1324962000, 1324983600, 1325005200, 1325026800, 1325048400, 1325070000,
1325091600, 1325113200, 1325134800, 1325156400, 1325178000, 1325199600,
1325221200, 1325242800, 1325264400, 1325286000), class = c("POSIXct",
"POSIXt"), tzone = ""), Count = c(3L, 0L, 9L, 1L, 0L, 1L, 6L,
4L, 4L, 52L, 19L, 7L, 5L, 59L, 30L, 3L, 2L, 50L, 25L, 8L, 4L,
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54L, 20L, 10L, 6L, 54L, 17L, 0L, 1L, 11L, 2L, 0L, 2L, 4L, 14L,
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50L, 14L, 9L, 69L, 52L, 12L, 15L, 77L, 35L, 10L, 5L, 69L, 37L,
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54L, 32L, 7L, 9L, 63L, 23L, 16L, 6L, 43L, 17L, 3L)), .Names = c("Date",
"Count"), row.names = c(1L, 2L, 3L, 4L, 5L, 7L, 8L, 9L, 10L,
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358L, 359L, 360L, 361L, 362L, 363L, 364L, 365L), class = "data.frame")
ggplot(foo, aes(x=Date, y=Count))+
geom_line()
有点奇怪。似乎应该使用cut.POSIXct。我得到了一个不同的错误，但它与版本不匹配有关，我确信您必须是最新的。您的第一个示例对我来说运行良好（R 2.14.2和ggplot 0.9.0）。嗯……但看起来@DWin也有一个错误。有趣。我的错误
找不到函数“initRefFields”