From: Gabor Grothendieck <ggrothendieck_at_gmail.com>

Date: Sat 25 Feb 2006 - 10:05:33 EST

R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Sat Feb 25 10:17:46 2006

Date: Sat 25 Feb 2006 - 10:05:33 EST

See:

library(zoo)

?read.zoo

On 2/24/06, Sangeetha Swaminathan <sangi@itc.utk.edu> wrote:

> Hello,

*>
**> Thank you! It worked!! Now I have another query; I have about 300 data
**> entries, and I dont think it would be possible to quote everything under
**> tt<-c("") or x<-c(). Is there any way to plot the graph, without having to
**> manually quote all the data items in the array?
**>
**> Thank you.
**>
**> Sangeetha
**>
**> >===== Original Message From "Gabor Grothendieck" <ggrothendieck@gmail.com>
**> =====
**> >Try this:
**> >
**> ># test data
**> >tt <- c("23:05:02", "23:10:02", "23:15:03", "23:20:03", "23:25:03",
**> >"23:30:03", "23:35:03", "23:40:03", "23:45:04", "23:50:04", "23:55:03",
**> >"23:55:03")
**> >x <- c(0.575764, 0.738379, 0.567414, 0.663436, 0.599834, 0.679571,
**> >0.88141, 0.868848, 0.969271, 0.878968, 0.990972, 0.990972)
**> >
**> >library(zoo)
**> >library(chron)
**> >z <- zoo(x, times(tt))
**> >plot(z)
**> >
**> >Read the R Help Desk article in R News 4/1 about dates and times
**> >and also read the chron article in its references.
**> >
**> >Also read the zoo vignette which you can access like this:
**> >
**> >library(zoo)
**> >vignette("zoo")
**> >
**> >and also read ?axis in case you want to customize the axes.
**> >
**> >
**> >On 2/20/06, Sangeetha Swaminathan <sangi@itc.utk.edu> wrote:
**> >> Hello,
**> >>
**> >> I just started using the GNU R. I am having trouble plotting my data. I
**> am
**> >> tryin to plot the following data:
**> >>
**> >> TIMESTAMP LOGIN-TIME
**> >> (hh:mm:ss) (s)
**> >>
**> >> 23:55:03 0.990972
**> >> 23:55:03 0.990972
**> >> 23:50:04 0.878968
**> >> 23:45:04 0.969271
**> >> 23:40:03 0.868848
**> >> 23:35:03 0.88141
**> >> 23:30:03 0.679571
**> >> 23:25:03 0.599834
**> >> 23:20:03 0.663436
**> >> 23:15:03 0.567414
**> >> 23:10:02 0.738379
**> >> 23:05:02 0.575764
**> >>
**> >> with TIMESTAMP on the x-axis. The plot() function assumes the x-axis as the
**> >> total number of events, and plots the desired graph. But I want the
**> TIMESTAMP
**> >> on the x-axis. If I try to change the x-axis, the y-axis gets modified too,
**> >> and all I get is just a "dot" as a plot.
**> >> Can someone tell me how I can make R plot my graph, with TIMESTAMP as my
**> >> x-axis and LOGIN_TIME as my y-axis?
**> >>
**> >> Thank you.
**> >>
**> >> Sangeetha
**> >>
**> >> -- Sangeetha Swaminathan
**> >> Graduate Assistant
**> >> Innovative Technology Center (ITC)
**> >> 2444 Dunford Hall
**> >> The University of Tennessee
**> >> Knoxville, TN 37996
**> >> Phone [O]:(865) 974-9672
**> >> [R]:(865) 946-4340
**> >>
**> >> ______________________________________________
**> >> R-help@stat.math.ethz.ch mailing list
**> >> https://stat.ethz.ch/mailman/listinfo/r-help
**> >> PLEASE do read the posting guide!
**> http://www.R-project.org/posting-guide.html
**> >>
**>
**> -- Sangeetha Swaminathan
**> Graduate Assistant
**> Innovative Technology Center (ITC)
**> 2444 Dunford Hall
**> The University of Tennessee
**> Knoxville, TN 37996
**> Phone [O]:(865) 974-9672
**> [R]:(865) 946-4340
**>
**>
*

R-help@stat.math.ethz.ch mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Sat Feb 25 10:17:46 2006

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