[R] Axes value format

[Vihan Pandey]

On 08/05/2012, John Kane <jrkrideau at inbox.com> wrote:
> Actually I meant a working example and some data (See ?dput for a handy way
> to supply data)
>
> It is also a good idea to include the information from sessionInfo()
>
>
>  I think David W has a good approach.
>
> Otherwise you might just want to write the axis yourself.
>
> =============================
> x  <- c(1000000, 2000000, 3000000)
> y  <- c( 44556, 89112, 133668)
>
> nms  <- c("1M", "2M", "3M")
>
> plot(x,y, xaxt="n")
> axis(1, x, labels=nms)
> ============================

Sorry for not posting a working example and some data, I just wanted a
quick fix and didn't know people would work so much for my query few
mailing lists do so :-) Thanks though, your xaxt option did the trick.

I will learn from this and read up on dput and sessioninfo()

Thanks and Cheers!

- vihan

>
>
>
> John Kane
> Kingston ON Canada
>
>
>> -----Original Message-----
>> From: vihanpandey at gmail.com
>> Sent: Tue, 8 May 2012 20:23:21 +0200
>> To: jrkrideau at inbox.com
>> Subject: Re: [R] Axes value format
>>
>> On 8 May 2012 19:47, John Kane <jrkrideau at inbox.com> wrote:
>>> Quite likely, but we need to know what you are doing and what graphics
>>> package you are using.
>>>
>>> PLEASE do read the posting guide
>>> http://www.R-project.org/posting-guide.html
>>>  and provide commented, minimal, self-contained, reproducible code.
>>
>> Frightfully sorry about that. I'm using R on a Mac, and its a simple
>> plot using plot() which is taking values from a CSV file, let me
>> illustrate for one dataset :
>>
>> ======
>> #!/usr/bin/Rscript
>>
>> out_file = "foobar.pdf"
>> pdf(out_file, height=8.5, width=11)
>>
>> my_values <- read.csv("foo.csv",head=TRUE,sep=",")
>>
>> plot(my_values$num_sims,
>> 	my_values$exec_time,
>> 	xlab="Number of Simulations",
>> 	ylab="Execution Time(in milliseconds)",
>> 	col="red",
>> 	main="Execution Time for Simulations")
>>
>> lines(my_values$num_sims,my_values$exec_time,col="red")
>>
>> my_values2 <- read.csv("bar.csv",head=TRUE,sep=",")
>>
>> lines(my_values2$num_sims,my_values2$exec_time,col="blue")
>> points(my_values2$num_sims,my_values2$exec_time,col="blue")
>>
>>
>> legend("topright",
>> 	lty=c(1,1),
>> 	  c("foo","bar"),
>> 	  col=c("red","blue")
>> 	  );
>>
>> dev.off()
>>
>> print(paste("Plot was saved in:", getwd()))
>> ======
>>
>> foo.csv and bar.csv have values like:
>>
>> "num_sims","exec_time"
>> 1000000,44556
>> 2000000,89112
>> 3000000,133668
>>
>> etc.
>>
>> Please let me know if you require any additional information.
>>
>> Cheers!
>>
>> - vihan
>>
>>>
>>> John Kane
>>> Kingston ON Canada
>>>
>>>
>>>> -----Original Message-----
>>>> From: vihanpandey at gmail.com
>>>> Sent: Tue, 8 May 2012 19:29:45 +0200
>>>> To: r-help at r-project.org
>>>> Subject: [R] Axes value format
>>>>
>>>> Hi all,
>>>>
>>>> I have some graphs where the values on the X and Y axes are by default
>>>> in exponent form like 2e+05 or 1.0e+07. Is it possible to make them in
>>>> a more readable form like 10M for 1.0e+07 or 200K for 2e+05?
>>>>
>>>> Thanks and Regards,
>>>>
>>>> - vihan
>>>>
>>>> ______________________________________________
>>>> R-help at r-project.org mailing list
>>>> https://stat.ethz.ch/mailman/listinfo/r-help
>>>> 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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