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I was trying to reproduce a result in a published journal, and I have come across some difficulties. I have the following equation, which is two equations combined together. http://r.789695.n4.nabble.com/file/n3006584/Screenshot.png where http://r.789695.n4.nabble.com/file/n3006584/Screenshot-1.png http://r.789695.n4.nabble.com/file/n3006584/Screenshot-2.png http://r.789695.n4.nabble.com/file/n3006584/Screenshot-3.png I[t] is unknown, but have the following distribution http://r.7...

Hi, I am working on R plot but i need to write some text for the bars where the value is = 0 > counts 3 4 5 0 12 * 0* 4 1 3 *0* 1 http://r.789695.n4.nabble.com/file/n4633189/Screenshot-2.png My aim is to write some comment in plot. http://r.789695.n4.nabble.com/file/n4633189/Screenshot-2.png How can we implement it? -- View this message in context: http://r.789695.n4.nabble.com/How-to-write-text-in-bar-plot-in-R-tp4633189.html Sen...

...add marker(arrow) in stacked bar plot. DF=data.frame(names=c("tomato", "potato", "cabbage", "sukuma-wiki", "terere"), freq=c(7,4,5,8,20)) barplot(as.matrix(DF[,2]), col=heat.colors(length(DF[,2])), legend=DF[,1], xlim=c(0,9), width=2) http://r.789695.n4.nabble.com/file/n4635946/Screenshot.png . Image with marker: http://r.789695.n4.nabble.com/file/n4635946/marker.png How can i add marker or arrow for particular stack in graph. Regards -- View this message in context: http://r.789695.n4.nabble.com/How-to-add-marker-in-Stacked-bar-plot-tp...

I hope you can help with this one. I have two matricies: 1. A species abundance matrix: <http://r.789695.n4.nabble.com/file/n4643979/2species_matrix.jpg> 2. A species trait score matrix: <http://r.789695.n4.nabble.com/file/n4643979/2trait_matrix.jpg> The trait matrix lists trait scores for each species as listed in the species abundance matrix. I would like to create a script that would...

Here is the data I'm working with: http://r.789695.n4.nabble.com/file/n4530888/new.txt new.txt http://r.789695.n4.nabble.com/file/n4530888/old.txt old.txt My code is here: http://pastebin.com/9jjs6Ahr I'm looking for away to simply attach the new.txt to the bottom of old.txt through R, else I'll just throw it in Excel to do some prepr...

Hi everybody, I have a data set with a value and a status (positive or negative case) and I want make a ROC Analysis. So, with ROCR Package, I have got the ROC curve (True Positive Fraction [tpf] according 1-True Negative Fraction [1-tnf]). http://r.789695.n4.nabble.com/file/n4469203/01.png But, now I want a new graphic which show the sum of true positive fraction and true negative fraction according each value on my data set (tpf + tnf according the values). http://r.789695.n4.nabble.com/file/n4469203/02.png If you have an idea ! Thank you ve...

Hi, I am wokring on stacked bar plot and i need to add one arrow dynamically. http://r.789695.n4.nabble.com/file/n4635959/arrow_glossy_right_red.jpg http://r.789695.n4.nabble.com/file/n4635959/Screenshot.10.png Final image: http://r.789695.n4.nabble.com/file/n4635959/Screenshot.1.png Is there any packae which can be used for merging images? -- View this message in context: http://r...

Hello, I am relatively new to using R. The text file contains the date and price . I want to read and manipulate the data in R. However, when I use read.table, it treats all of the data as "factors" and I do not know how to treat the data as numbers: http://r.789695.n4.nabble.com/file/n4498828/p_diarios.txt p_diarios.txt setwd ("C:\\Users\\Sandro\\Dropbox\\R") data.precios <- read.table ("p_diarios.txt ", header =TRUE , dec=",", sep="\t") Time <- data.precios$time # 01.02.2004 - 12.05.2011 Price <- data.precio...

...ave used the same commands on a similar dataset before and was able to produce the attached plot (plot.docx). I've also attached the data I've been using (final.csv). Any pointers would be greatly appreciated!! Thank you for your time, Linda Baker Student - James Cook University http://r.789695.n4.nabble.com/file/n4635573/finalModel.docx finalModel.docx http://r.789695.n4.nabble.com/file/n4635573/plot.docx plot.docx http://r.789695.n4.nabble.com/file/n4635573/final.csv final.csv -- View this message in context: http://r.789695.n4.nabble.com/Graph-showing-fitted-values-obtained-by-bino...

Hi, Here i have a file path, for eg : - FPath <- "D:\\MyFolder\\MyFile.txt" HOW IS POSSIBLE TO GET THE FILE NAME FROM THIS GIVEN PATH ? - thanks in advance Antony. -- View this message in context: http://r.789695.n4.nabble.com/Get-the-filename-from-the-given-path-tp4640578.html Sent from the R help mailing list archive at Nabble.com.

I have 2 series of variables, I want to plot the probability density function of these 2 variabels (i.e. two curves in one graph), I just want to compare these two variable distribution. what should I do? can I use ggplot2 package? -- View this message in context: http://r.789695.n4.nabble.com/plot-probability-density-function-pdf-tp3897055p3897055.html Sent from the R help mailing list archive at Nabble.com.

Awesome, thanks Arun, that's exactly what I was looking for! On Sat, Jan 26, 2013 at 9:21 PM, arun kirshna [via R] < ml-node+s789695n4656749h63@n4.nabble.com> wrote: > Hi, > Try this: > df[]<-lapply(df,as.character) > df2<-df > df[,1][grep("@",df$names)]<- "" > df > #names emails > #1 bob bobj@cup.com > #2 joe joesmith@gmail.com > #3...

...espect to this topic but I still couldn't figure out how to draw the nomogram and the calibration plot. My dataset and questions in detail are shown in two attached files. It will be very grateful if someone can save his/her time to help for my questions. Warmest regards! Ping Tang http://r.789695.n4.nabble.com/file/n3710068/Dataset.xls Dataset.xls http://r.789695.n4.nabble.com/file/n3710068/R_help.doc R_help.doc -- View this message in context: http://r.789695.n4.nabble.com/How-to-make-a-nomogam-and-Calibration-plot-tp3710068p3710068.html Sent from the R help mailing list archive at Nabb...

Hello everyone... I would like to create a chart (see below), how can I do it with R? Any help, suggestion, samples... will be greatly appreciated. Thanks... Avi http://r.789695.n4.nabble.com/file/n2545921/DotChart.jpg -- View this message in context: http://r.789695.n4.nabble.com/Create-Dot-Chart-tp2545921p2545921.html Sent from the R help mailing list archive at Nabble.com.

...t should return that particular row and column number. For eg:- My search keyword is "ENG". After searching, it should return particular row & column number. Here it is " MyDataFrame[3,3] " Can anyone help me please ? - Antony. -- View this message in context: http://r.789695.n4.nabble.com/Searching-from-Dataframe-tp4642722.html Sent from the R help mailing list archive at Nabble.com.

...file,but when i am opening it in R,using > u<-file(file.choose(),"r") >k<-readLines(u) >k > k[1:120] is has all /t (tabs)& newlines, how to avoid it, can i take first 3 columns only in table form (lines starts with # not important for me) uploaded file:- http://r.789695.n4.nabble.com/file/n4577757/rabata.txt rabata.txt -- View this message in context: http://r.789695.n4.nabble.com/how-to-avoid-newlines-tabs-in-file-opening-tp4577757p4577757.html Sent from the R help mailing list archive at Nabble.com.

I want to create a graph to express the idea of the area under a pdf curve, like http://r.789695.n4.nabble.com/file/n3032194/w7295e04.jpg Thank you for any help. ----- A R learner. -- View this message in context: http://r.789695.n4.nabble.com/How-to-plot-a-normal-distribution-curve-and-a-shaded-tail-with-alpha-tp3032194p3032194.html Sent from the R help mailing list archive at Nabble.com.

.... Concerning your question why I need it, I think that it can be situations where the condition, that I have to apply, depends on the data. May be you can advice me a good text to learn programming in R. Thank you again. Ilya Novikov Sat, Jan 19, 2013 at 8:02 PM, arun kirshna [via R] < ml-node+s789695n4656060h99@n4.nabble.com> wrote: > HI, > Not sure why you need to do this: > s<- "x>5" > h(1,eval(parse(text=s))) > #[1] FALSE > A.K. > > ------------------------------ > If you reply to this email, your message will be added to the discussion >...

...apply this model on test set. Below is some code: [CODE] data= read.table("A.txt",sep=",") attach(data) training = data[1:120, 6] test = data[121:245, 6] ts1 = ts(training) ts2 = ts(test) arima1 = arima(ts1) arima2 = arima(ts2) [/CODE] -- View this message in context: http://r.789695.n4.nabble.com/R-time-series-analysis-tp2527513p2527513.html Sent from the R help mailing list archive at Nabble.com.

Hi @ all, I hope for some help of you. I have a dataframe and I want to regroup it. examp4.csv <http://r.789695.n4.nabble.com/file/n4648927/examp4.csv> I need the arguments of "VAL" as table heads and the "TYPE " only in individual expression. The result should look like in the example pic. exp4.png <http://r.789695.n4.nabble.com/file/n4648927/exp4.png> I think reshape can...