[R] Dense time series

DJ L rhelp10 at gmail.com
Mon Dec 7 01:49:55 CET 2015


Hello,

Thank you for the reply.

I ran the code with your added code. The code itself works however I am
unable to see how the graphs actually plot because the plot area is so
small and it produces lots of separate graphs.

What I mean by dense is that some lines plot well, then there is a group
that looks like one clump, however the data is not clumped. I changed the
size to 0 but a few are still to dense.

You mentioned you can't see the photo I attached, should I resend?



On Sun, Dec 6, 2015 at 7:27 PM, William Dunlap <wdunlap at tibco.com> wrote:

> I cannot see either your data or your picture.  Does the following dataset
> along with your ggplot command give a similar picture?
>
> TS <- data.frame(Well=paste0("Well",rep(1:21,each=3)),
> LOCATION=paste0("Loc",rep(LETTERS[1:7],each=9)),
> Date=as.POSIXct(paste(sep="-", 2015, 10, rep(c(11,18,25),21))),
> HYDRAULIC_HEAD.cm.=100*(log2(1:63)+sin(1:63)+1))
>
> If so, then describe what you mean by 'dense'.  I prefer finer lines,
> like those produced by geom_line(size=0), but I don't know if that
> is what you mean by dense..
>
> Bill Dunlap
> TIBCO Software
> wdunlap tibco.com
>
>
> On Sun, Dec 6, 2015 at 1:18 PM, DJ L <rhelp10 at gmail.com> wrote:
> > Hello R users!
> >
> > Any idea why this looks so dense? Should be line graphs. Looks fine in
> > excel.  The csv file is four columns, first date, second well number, 3
> > well location (ditch or interior), and then the last column is hydraulic
> > head. Thank you!  I have attached a photo and the R code I am using.
> >
> > setwd("c:/users/dot/desktop/r")
> >
> > TS<-read.csv("TS_EAV1_SANDY.csv", header=TRUE,
> > sep=",",stringsAsFactors=FALSE)
> >
> > # CHECK
> >
> > head(TS)
> >
> > str(TS)
> >
> > #FORMAT DATE AND TIME
> >
> > TS$Date <- as.POSIXct(TS$Date, tz = "", origin = "2012/10/22 0:00")
> >
> > # CHECK
> > str(TS)
> >
> > library(ggplot2)
> > library(scales)
> >
> > #PLOT
> >
> > xytheme <- theme(panel.background = element_blank(),
> >                  panel.grid.major.y = element_line(colour = "grey"),
> >                  panel.grid.minor.y = element_blank(),
> >                  panel.grid.major.x = element_line(colour = "grey"),
> >                  panel.grid.minor.x = element_blank(),
> >                  panel.border = element_rect(color = "black", fill = NA),
> >                  axis.text = element_text(color = "black", size =
> rel(1)),
> >                 legend.title = element_blank())
> >
> > ###THIS ONE WORKS###
> >
> > ggplot(TS, aes(Date, HYDRAULIC_HEAD.cm., group = Well)) +
> >   facet_grid(LOCATION~.) +
> >   geom_line(size=1) + xytheme +
> >   labs(x = "EAV1",y = "Water Levels, cm")+
> > scale_x_datetime(breaks = date_breaks("2 days"), labels =
> > date_format("%m/%d/%y"))
> > ______________________________________________
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> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
>

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