[R] Call for Abstracts: useR! 2021

Hello all, submissions for useR! 2021 are open until March 15th. You can submit an abstract for a regular talk, an elevator pitch (that would be the equivalent of a poster at an in-person conference), a panel, or an incubator session. Full details here: https://user2021.r-project.org

[R] The useR! 2021 Call for Tutorials is open now!

The useR! 2021 Call for Tutorials is open now! *(Due Date Friday, February 5, 2021)* useR! 2021 is going virtual, and we are happy to open the call for the tutorial proposals. The tutorials will be for R users in all sectors, e.g., researchers, government officers and industry representatives

[R] how to merge GRange object?

Hello everyone, I am wondering how to simply merge two GRanges objects by range field and add the value by additional vector. For example, I have two objects below    obj1  seqnames           ranges strand |       Val                       |   [1] chr1_random [272531, 272571]      + |        8

Re: [R] R web application development

ld probably get a good start on this by looking through the archives. On Mon 18 Mar 2013 06:55:33 PM CDT, John linux-user wrote: > > Dear all, > > I am wondering if what would be the simple way to develop a simple web > application that runs R. That is, the web application allows

[R] R web application development

Dear all, I am wondering if what would be the simple way to develop a simple web application that runs R. That is, the web application allows any user upload a dataframe as a variable to my web server, a linux-based apache, and then run a R package (my package) on the variable that should

[R] Model Description

Hello dear, I am new to R, Have developed the model for prediction. I dont know exactly about the followed terms residual standard error degrees of freedom, multiple R-squared, adjusted R-squared F-statistics p-values Thanks in advance. [[alternative HTML version deleted]]

Re: [R] add vectors to multiple objects

meric(dat[,3])) >  #or i$add=as.numeric(dat[,3] >    names(i)[names(i)=="add"]=substr(x,1,5) > >    print (i[1:3,]) >  }} From: David Winsemius Cc: "r-help@r-project.org" Sent: Friday, August 3, 2012 2:58 PM Subject: Re: [R] add

Re: [R] add vectors to multiple objects

to multiple objects On Aug 1, 2012, at 8:11 AM, John linux-user wrote: > Hi everyone, > > I try to add many vectors (L1,L2,L3) to many list objects (a.list, > b.list) in a workspace. Somethings like below, but it is not working. Any > suggestions will be appreciated.

[R] assign vectors to objects

Hi everyone, I try to add many vectors (L1,L2,L3) to multiple list objects (a.list, b.list) in a workspace. Somethings like below, but it is not working. Any suggestions will be appreciated. Best, John lf=ls(pattern=".lst")  for (x in listfiles) {     dat=read.delim(x,header=F)    

[R] add vectors to multiple objects

Hi everyone, I try to add many vectors (L1,L2,L3) to many list objects (a.list, b.list) in a workspace. Somethings like below, but it is not working. Any suggestions will be appreciated. Best, John lf=ls(pattern=".lst")  for (x in listfiles) {     dat=read.delim(x,header=F)     for

[R] Robust estimation of a geometric random variable

Hi, I have a bunch of data which is assumed to be instances of a geometric random variable with outliers. How can I do a robust estimation of the parameter p so that the effect of outliers is minimized? As a part of the estimation process, I also need to know which are the outliers in the data.

[R] CONFERENCE: useR! 2011, August 16-18, University of Warwick, early bird deadline

This is a reminder that the deadline for abstract submission and early bird registration for the R User Conference 2011 is April 1st. useR! 2011 http://www.R-project.org/useR-2011 A conference centred on the use of R for data analysis and statistical computing. August 16-18, University of

[R] R2wd

Hi all, I'm currently trying to get accustomed to R and some of its packages, thus need some help for a package called R2wd. As I am trying to use the wdGET() function I'm getting the following message: Error in if (!(tmp[["ActiveDocument"]][["Name"]] == filename)) tmp$Open(paste("path", :

[R] useR! 2011: abstract submission & registration open

We are happy to inform you that abstract submission and registration for useR! 2011 is now available online, see http://www.R-project.org/useR-2011 This meeting of the R user community will take place at the University of Warwick, Coventry, UK, August 16-18, 2011. The conference schedule

[R] svydesign syntax

This message is for those familiar with the survey package. I need to fit a weighted Cox model to accommodate the sampling weights as I have a case-control study with controls sampled at random from a database in a ratio 2:1 to cases (whom were all sampled). I want to make sure I am using the righ

Re: [R] calibration and validation for svycoxph

Hi Dr. Lumley, Sorry about the succession of the 2 messages. It wasn't intended. This is my first post to the forum and I first signed up to Nabble and submitted the post and later got the message from Nabble that the post has not been accepted by the R forum and that I need separate subscription

[R] calibration and validation for svycoxph

Hello, This post is for Dr. Thomas Lumley or anybody familiar with the survey package. I am estimating a proportional hazards model with weights using svycoxph. Are there functions already built in the survey package that allow me to do validation and calibration of the model? Thanks -- View t

[R] Calibration and validation for svycoxph

Hello, This post is for Dr. Thomas Lumley or anybody familiar with the survey package. I am estimating a proportional hazards model with weights using svycoxph. Are there functions already built in the survey package that allow me to do validation and calibration of the model? Thanks -- View th

[R] complex--scatter plot

My input "ID" "Label" "*Stype*" "Ntype" "Stype_No""*log*" "S1" "xxx" "A/A" 1 6 2.8 "S1" "xxx" "A/G" 2 2 3 "S1" "xxx" "G/G" 3 1 4 "S2" "yyy" "A/A" 1 1 6.8 "S2" "yyy" "A/G" 2 2 7 "S2" "yyy" "G/G" 3 6

[R] One rather theoretical question about fitting algorithm

Hi, What I'm trying to achieve is very fast algorithm for fitting logistic regression model. I have to estimate regression coeficients using about 10k observations. Once I have coefficients estimated, new 100 rows of data becomes available Now I need to reestimate coeficients using 100 newly a

[R] 3d cloud plot with point size reflecting variable value

Hello all, I'm using the cloud function to plot the iris data as per the document: http://www.stat.ucl.ac.be/ISpersonnel/lecoutre/stats/fichiers/_gallery.pdf I'd like to change the point size to reflect a fourth variable, as done here http://www.cis.hut.fi/projects/somtoolbox/download/pics2/shotvs

Re: [R] including tabular information with a plot in R Graphics

very good example Thanks again, Richie 2009/3/5 Eik Vettorazzi > Hi Richie, > have a look at textplot() from the gplots-package. > hope, it helps! > > R User R User schrieb: > >> Hi all, >> I have a presentation problem that I cannot find a solution to in the >

[R] including tabular information with a plot in R Graphics

Hi all, I have a presentation problem that I cannot find a solution to in the documetnation. I have a nice barplot. Below this I would also like a table with some information relating to the plot. My idea was to have the plot and table on the same graphics window so I can output them as an image fi

[R] barplot with specific order of x axis labels

Hi all, I'd appreciate your help with this problem. I need to plot a barplot with the categories in a specific order. My data might be: hours Freq AN 10 MO 14 LU 30 I need the categories to be in the order: MO LU AN Is there some way to pass sort the dataset into this order so that

[R] vertically aligned X axis labels disappear off R Graphics window

Hi guys, I'm evaluating R for basic data exploration. I produce a bar plot of the data, with the x axis labels aligned vertically. However, the start of labels longer than about 10 characters are cut off by the bottom of the graphics window. I'd appreciate your help in properly spacing the space a

[R] multiple levels of nesting with trellis plots

Hi guys, I have a tricky problem that I'd appreciate your help with. I have two categorical variables, say varA and varB and an associated frequency Freq for combinations of the levels of varA and varB. This was created with a table() call. I'd now like to make panel plots of the frequency. I can

[R] how to obtain p values from an ANOVA result

Hi all, I'm tryint to turn my ANOVA result from anova(model) in to p values. The default output is: term ; Df ; Deviance ; resid Df; Resid. Dev Is there a way to add p values to this output so the significance of the terms can be easily determined? Thanks in advance. Richie [[alternativ

[R] barplot() x axes are not updated after removal of categories from the dataframe

Hi all, I'd be grateful for your help. I am a new user struggling with a barplot issue. I am plotting categories (X axis) and their mean count (Y axies) with barplot(). The first call to barplot works fine. I remove records from the dataframe using final=[!final$varname == "some v

[R] Error in storage when attempting to run GLM

Hello, I'd be very grateful for help with the following. I attempt to run a basic GLM as follows: basic_model=glm(factor(A$b) ~ factor(A$c) ) variables b and c are text values and their class is factor. they have no missing values. I get the error: Error: NA/NaN/Inf in foreign function call (arg

[R] Help on computing Geary's C statistic to test for Spatial Autocorrelation

Dear Users: I have been trying to use the geary.test() function in *R*, but am having slight difficulty understanding how I am to apply it in my context. I have 2 matrices: 1) *n x p* matrix of *n* observations with *p* measurements each. It may be noted that this matrix has a spatial dimension t

[R] [R-pkgs] np 0.30-1 (nonparametric kernel smoothing methods for mixed data types) is available on CRAN...

defined over categorical variables that lie outside the support of the training data may no longer be true probabilities (i.e., as defined over the training data and the extended/augmented support -- their sum may exceed one) and may therefore require renormalization by the user * Fixed a

[R] How to see source code for na.omit?

Hi R helpers, I'd like to see source code for some of built-in R functions... for example, I would like too see how "na.omit" was implemented? Thanks? __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the

Re: [R] Variable shortlisting for the logistic regression

for the logistic regression > > To: "Frank E Harrell Jr" <[EMAIL PROTECTED]> > > Cc: [EMAIL PROTECTED] > > Received: Monday, October 13, 2008, 6:32 PM > > On Mon, 13 Oct 2008, Frank E Harrell Jr wrote: > > > > useR wrote: > > >> Hi R he

[R] Variable shortlisting for the logistic regression

Hi R helpers, One rather statistical question? What would be the best startegy to shortlist thousands of continous variables automaticaly using R as the preparation for logistic regression modleing! Thanks __ R-help@r-project.org mailing list ht

[R] Stepwise lrm()

Hello, I have the data set of 1 + 49 variables. One of them is binary other are continous. I would like to be able to fit the model with all 49 variables and then run stepwise model selction. I'd appriciate some code snippets... __ R-help@r-project.

[R] TTR getYahooData?

Would it be possible to get data from uk.finance.yahoo.com instead from finance.yahoo.com. Thanks __ R-help@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.

[R] Singular information matrix in lrm.fit

Hi R helpers, I'm fitting large number of single factor logistic regression models as a way to immediatly discard factor which are insignificant. Everything works fine expect that for some factors I get error message "Singular information matrix in lrm.fit" which breaks whole execution loop... h