R help - Apr 2014

Wednesday April 30 2014
TimeRepliesSubject
9:06PM 0 Tobit model with panel data
9:00PM 0 Question about rgamma when the shape and the scale are vectors, not scalars
8:30PM 0 Fitting a Mixture of Noncentral Student t Distributions to a one-dimensional sample
8:20PM 0 R 3.1 changes to type.convert causing strings where I used to get numeric
5:54PM 0 Using apply with more than one matrix
5:48PM 0 A combinatorial assignment problem
5:00PM 0 Problems with hmisc under WIndows 8
3:30PM 0 Error in matrix: too many elements specified
3:02PM 0 Lavaan Model Specification
2:37PM 0 SPOT package non-conformable arrays
1:49PM 0 Re: R: re: dataframe
1:22PM 0 Re: R: re: dataframe
12:19PM 0 systemfit package is not compatible with R-3.0.2 version.
11:41AM 0 position of a string in a data frame
 
Tuesday April 29 2014
TimeRepliesSubject
9:53PM 0 ICPSR R course in Berkeley in June 2014
7:47PM 0 Extracting information from ROC??
6:46PM 0 plotGooglemaps - Problem with the legend.
5:57PM 0 set axis limit in lattice
3:05PM 0 R in Excel
2:42PM 0 foreach (package) .combine option
2:12PM 0 Kindly help me
1:45PM 0 dataframe
1:06PM 0 sum of two POSIXct objects: date and hour
9:45AM 0 Course: Data exploration, regression, GLM & GAM with R intro. Plymouth, UK
9:36AM 0 Navigating history (arrow keys) and command completion (tab key) do not work
8:46AM 0 Replacing NA's in the data set
7:58AM 0 Re: Difference between comma separated values in column
6:38AM 0 Simulative data production
4:15AM 0 Fwd: problem with kmeans
1:07AM 0 problems with cloropleth map of Japan
 
Monday April 28 2014
TimeRepliesSubject
10:36PM 0 About Tree Package
9:10PM 0 SVEC with exogen vector
7:26PM 0 R Cairo Installation - Cannot find cairo.h!
7:00PM 0 Color points in princomp() plot
6:35PM 0 About lm(y~1)
5:47PM 0 Label customization in R plots
4:18PM 0 Job openings for 2 statisticians at Roche in Basel, Switzerland
3:22PM 0 Forecast Package in R version 3.1.0
11:01AM 0 Trouble with subset.ffdf
10:03AM 0 linear mixed model for non-normal negative and continous data
8:37AM 0 subset of obersevation depending on multiple conditions
7:51AM 0 Ridge regression for beta and gamma models
7:45AM 0 delay evaluation of expression
1:19AM 0 lme4 Error Help: “maxstephalfit…pwrssUpdate”
 
Sunday April 27 2014
TimeRepliesSubject
11:30AM 0 help me
8:14AM 0 time when packages installed
12:37AM 0 average and median values for each of the class
 
Saturday April 26 2014
TimeRepliesSubject
8:54PM 0 help using extrafont package | R graphics
8:27PM 0 For loop processing too slow - pre-format data.frame?
6:52PM 0 writing a package with doParallel and compiled C
6:29PM 0 GLM using truncated lognormal distribution
4:06PM 0 lattice plot formatting: pch, abbreviation and labels
3:42PM 0 mapply echoes function call when browser() is called from within FUN
2:19PM 0 Re: [R-sig-DB] Update results not being written to existing data frame when using sqldf UPDATE
2:06PM 0 Update results not being written to existing data frame when using sqldf UPDATE
12:22PM 0 Food grade Peroxide for treatment life threatening chronic ailments.
9:54AM 0 Faster way to transform vector [3 8 4 6 1 5] to [2 6 3 5 1 4]
8:45AM 0 Re: Simple Loop Counter
2:42AM 0 Within ID variable delete all rows after reaching a specific value
1:35AM 0 about rect.hclust
12:26AM 0 Can't plot transparency images in R-3.1.0
 
Friday April 25 2014
TimeRepliesSubject
8:12PM 0 extrafont query | importing only 1 TTF
7:49PM 0 mgcv::gam.check qq plot residuals are not standardized?
7:00PM 0 error from hist() with POSIXt 00 seconds for breaks of secs, mins, hours, or day
5:58PM 0 sensitivity and specificity
4:17PM 0 Problem with new(er) R version's matrix package
1:59PM 0 ideal: object 'normalize' not found.
1:52PM 0 purtest and missing values (plm-package)
12:31PM 0 access environment in which an error occoured
11:40AM 0 Cramer Rao upper/lower bounds- No Comments ?
11:36AM 0 maximum size of dump.frames files?
11:06AM 0 why does it say all the cases are complete?
10:26AM 0 Linear line on pairs plot
9:17AM 0 Unbalanced manova
1:40AM 0 HELP with fonts
 
Thursday April 24 2014
TimeRepliesSubject
10:40PM 0 no line number from error
7:27PM 0 LogLikelihood of a Distribution Given Fixed Parameters
6:26PM 0 Re: instal tar.gz package on windows
5:20PM 0 Perceptual Mapping
4:44PM 0 mvpart question - how to calculate deviance explained by variables?
3:45PM 0 Fast way to populate a sparse matrix
2:55PM 0 Remove top values from a data set
12:49PM 0 CHAID in R
12:15PM 0 Metafor: How to integrate effectsizes?
11:04AM 0 Unable to install rqpd
10:31AM 0 Cramer Rao upper bound computation
2:47AM 0 Re: "aggregate" help
12:21AM 0 INET_NTOA equivalent?
 
Wednesday April 23 2014
TimeRepliesSubject
11:51PM 0 rgl and axes3d() labels
9:08PM 0 running something similar to bootstrap
8:09PM 0 escape characters for apostrophes in a .csv file
5:35PM 0 Analysis of censored cost data
4:44PM 0 Request for R " Initial value of MLE"
3:54PM 0 illumina array - remove probes in discontinued genes
3:47PM 0 packages implementing graph algorithms
1:58PM 0 meta-question about R
1:27PM 0 cannot load rcmdr
1:11PM 0 accessing the date stamp from an xts object
10:12AM 0 Derivative of expm function
9:58AM 0 Formatting with strings
9:54AM 0 Clear selected objects from workspace
8:04AM 0 Errors with stConstruct() and STFDF()
8:00AM 0 mvpart - is there a convenient way to calculate deviance explained by variables?
6:33AM 0 fitting a family of curves
5:10AM 0 Problem in handling Date format
3:27AM 0 Fwd: How to custom initialize such that we can pre-load data and libraries.
12:59AM 0 detecting the sourcing of site profile on Startup versus post-Startup
 
Tuesday April 22 2014
TimeRepliesSubject
9:15PM 0 LASSO covTest doesn't work when used inside a function
8:00PM 0 Questions regarding cvAUC package (cross validation AUC)
7:32PM 0 finding value for a parameter in an equation
5:29PM 0 R dataset copyrights
4:41PM 0 JAGS returning error after sampling MCMC chain
2:58PM 0 loess.control extrapolation
2:37PM 0 How to convert R package and dependencies to debian packages?
2:26PM 0 KappaSize
11:13AM 0 Fetch tweets using searchTwitter()
11:11AM 0 joint distribution
10:56AM 0 metafor - rstudent(res) - omitted rows
8:25AM 0 mvpart - easy way to calculate deviance explained by variables
6:32AM 0 lm models over all possible pairwise combinations of the columns of two matrices
12:59AM 0 reading data saved with writeBin() into anything other than R
 
Monday April 21 2014
TimeRepliesSubject
8:40PM 0 List of Dataframes
8:32PM 0 How to draw a histogram for some intervals in R
6:24PM 0 find maximum values on the density function of a bimodal distribution
3:08PM 0 Hi , Is it possible select a different number of rows by each group with R????
2:48PM 0 constructing a sequence of POSIXct dates
1:19PM 0 Re: Loops (run the same function per different columns)
12:53PM 0 Loop to extract from variables in the workspace
8:43AM 0 for loop to list files
7:30AM 0 reading & understanding SVG?
 
Sunday April 20 2014
TimeRepliesSubject
3:51PM 0 What do the colours of the scatterplot3d actually show?
9:52AM 0 to divide column cells by the mean of another column
4:32AM 0 Replicating SAS example in R
 
Saturday April 19 2014
TimeRepliesSubject
8:25PM 0 cex values being ignored in the curve function
5:40PM 0 Re: cbind with row names to serveral files in R
3:51PM 0 Extracting the names of coefficients of random effects
2:43PM 0 Foreign function interface
10:05AM 0 How to use rainbow function without the gamma argument
9:10AM 0 R Statistical Computing Language Preference Help
8:57AM 0 Need help to convert data frame to transaction set.
 
Friday April 18 2014
TimeRepliesSubject
10:07PM 0 R Example scripts
10:00PM 0 problem with pip2d() from ptinpoly
4:13PM 0 Difference between times
3:37PM 0 Kmodes weighted version shows an error
2:54PM 0 plotting a 3D poisson surface with persp package
11:38AM 0 Mediation with multilevel data - Random slopes or not?
7:13AM 0 inverse normal distribution function
2:08AM 0 Mixtures of smooths on the same covariate in mgcv?
 
Thursday April 17 2014
TimeRepliesSubject
9:12PM 0 how I can I extract x,y and z values?
8:07PM 0 conditional probability removal
6:42PM 0 Installation issues on OSX
3:35PM 0 XML getNodeSet
2:55PM 0 kaveri with R on GPU?
2:26PM 0 Help with SSlogis and nls
2:24PM 0 Panel Data Estimators (within, between, Random Effects estimator)
2:13PM 0 kde {ks}
11:43AM 0 NeweyWest in sandwich-package
9:37AM 0 Integrating R with Elasticsearch and Symfony2
9:27AM 0 Re: Exclude rows by criteria
8:43AM 0 graph: add 2 inches on the left outer region, but keep everything unchanged
6:23AM 0 Finding best cut points to discretize continuous values for ID3 algorithm
4:10AM 0 Fontconfig error in R 3.10 when running
3:01AM 0 Labeling/identifying observations in plot after MclustDR from Mclust
2:03AM 0 ggplot2: using coord_trans for logit -> probability
12:54AM 0 xyplot y scale label help
12:01AM 0 [R-pkgs] Updates to Hmisc, rms, and greport packages
 
Wednesday April 16 2014
TimeRepliesSubject
7:35PM 0 Help in analysis of similarity in Iramuteq
7:01PM 0 help incorporating data subset lengths in function with ddply
6:45PM 0 Using pre-defined IRT parameters in ltm package
6:06PM 0 Values cells
5:21PM 0 clmm model specification
4:18PM 0 paper on cross-validation pitfalls
3:30PM 0 interpreting weight in meta-analysis of proportion
3:07PM 0 plot legend in filled.contour plot with infinite limits
1:35PM 0 Extracting Width and Length of Each Shape in EPS File
12:59PM 0 Problems installing packages
12:33PM 0 multiple plots on same sheet in R
12:10PM 0 Lazy loading of CSV file
10:07AM 0 Writing a function in a corrrect way
9:03AM 0 R regular expression and locales
6:22AM 0 netCDF to raster and spatial projection
 
Tuesday April 15 2014
TimeRepliesSubject
11:15PM 0 Regarding snp data
8:49PM 0 was: 127.0.0.1:22381/doc/html/index.html hep.start won't start
8:26PM 0 indexing names for looping across computations done on pairs of matrices
8:22PM 0 lm predictions for rows with missing y values
5:33PM 0 R - Need Help : Using R's qcc package in .Net Appln
5:23PM 0 Testing correlation of equation in a SUR model fitted by systemfit
5:02PM 0 using for loop for data frame
3:58PM 0 Displaying "<=" in axis values
3:53PM 0 get element of list with default?
12:53PM 0 Re: help
12:03PM 0 Error message in R
11:52AM 0 R tool support
10:58AM 0 Some questions :How to use Friedman'Test in R
10:27AM 0 Fw: Save multiple plots as pdf or jpeg
9:55AM 0 generic function-method arguments accessible by tab-key
9:09AM 0 Save multiple plots as pdf or jpeg
8:14AM 0 The explanation of ns() with df =2
6:21AM 0 Re: : Quantile and rowMean from multiple files in a folder
3:48AM 0 Re: : Quantile and rowMean from multiple files in a folder
3:04AM 0 Re: : Quantile and rowMean from multiple files in a folder
2:27AM 0 creating multiple line graphs
1:46AM 0 a question about the output of plot
1:25AM 0 error when installing package after installing R-3.1.0 on windows
1:13AM 0 Re: Quantile and rowMean from multiple files in a folder
 
Monday April 14 2014
TimeRepliesSubject
9:27PM 0 Plot mlogit object
8:24PM 0 Extracting values from rows which meet a condition in R 3.0.2
7:02PM 0 system()
5:59PM 0 problem on package "survey" , function svyglm,
4:35PM 0 X11 font -adobe-helvetica-%s-%s-*-*-%d-*-*-*-*-*-*-*, face 2 at size 11 could not be loaded
2:52PM 0 Read.table mucks up headers
2:28PM 0 Programming routine comp()
2:07PM 0 hetglm() and robust standard errors
10:56AM 0 I can't programe routine comp()
10:20AM 0 Trend test for hazard ratios
8:10AM 0 How to do abstraction of the document using R
8:06AM 0 program
6:13AM 0 how to do poisson regression for a complex sample design data by svyglm
5:54AM 0 gRain on R 3.1.0
4:00AM 0 Comparing initial eigenvalues to broken stick results
1:08AM 0 correlation with missing values.. different answers
12:50AM 0 Re: [datatable-help] Transform characters to numbers and compare
12:50AM 0 Error using the package tm.plugin.webmining "object '.Source' not found"
12:49AM 0 Testing simple slopes for cross-level interactions
 
Sunday April 13 2014
TimeRepliesSubject
9:59PM 0 Selecting variables in a multivariate regression
4:59PM 0 Growth of CRAN?
2:54PM 0 Re: Quantile and rowMean from multiple files in a folder
12:22PM 0 Re: FW: Reading output of a GLMM run in R
10:11AM 0 Re: mean calculations from a dframe column
12:17AM 0 Reading output of a GLMM run in R
 
Saturday April 12 2014
TimeRepliesSubject
11:20PM 0 Pie charts using plotGooglemaps
8:38PM 0 Programing routine comp()
7:29PM 0 Adding Nested Random Effects to MCMCglmm
6:03PM 0 How two have two legends on a chart with different groups?
3:19PM 0 Change position in package rgl
12:36PM 0 Selecting rows from a DF where the value in a selected column matches any element of a vector.
 
Friday April 11 2014
TimeRepliesSubject
11:02PM 0 invalid multibyte string at '<b0>C'
8:40PM 0 adding a frequency variable to a data frame
6:48PM 0 Save file as Fixed Width using sprintf()
6:37PM 0 partitioning around medoids
6:36PM 0 calling in inverted commas
4:47PM 0 Re: Mean not working in function
3:49PM 0 sink() and UTF-8 on non-UTF-8 systems
3:42PM 0 StatET and R 3.1.0
3:19PM 0 operating website through R
3:10PM 0 R 3.0.3, Windows 7: Problem installing XML package
1:38PM 0 weights error in svyglm
12:48PM 0 [R-pkgs] Rcpp11 3.1.0 is on CRAN.
11:06AM 0 grabbing GIS data from www
8:53AM 0 Re: Mean of values in different files
8:36AM 0 General Copula theory
5:14AM 0 Re: Splitting columns and forming new data files in R
12:38AM 0 Options in Blotter
 
Thursday April 10 2014
TimeRepliesSubject
10:36PM 0 Version R-3.1.0 for Windows
10:31PM 0 better an error?
10:04PM 0 intCriteria function in clusterCrit produces Nan
8:25PM 0 Mixed models negative binomial, Error in eval(expr, envir, enclos)
7:48PM 0 Determining 32- vs. 64-bit Windows
6:49PM 0 how to select an element from a vector based on a probability
6:21PM 0 How I can program comp() routine
4:40PM 0 print(cenfit object) to a data.frame
2:59PM 0 premature evaluation of symbols. Is that the way to describe this problem?
2:49PM 0 Binom.test - hudge difference in p-value for little differences in PD forecast
2:48PM 0 Plotting Simple Slopes with Multilevel Categorical Moderator
2:05PM 0 Elliptic Fourier Analysis and PCA
12:59PM 0 Regarding the DLL creation in R
12:58PM 0 Plotting a 3D surface from three variables
12:53PM 0 ggplot: vertical text annotation, outside plot region
12:49PM 0 mean fn in combination with by() XXXX
11:52AM 0 R speed test - for processor and for RAM size
10:07AM 0 R 3.1.0 is released
10:05AM 0 R 3.0.3 is released
4:44AM 0 Major discrepancy between R and Stata for ARIMA
3:27AM 0 ggplot / ggmap: fixing geom_point size to break bins
 
Wednesday April 9 2014
TimeRepliesSubject
8:56PM 0 Generate Binary Matrix
8:06PM 0 illumina probeID to entrezID
6:27PM 0 Memory allocation using .C interface
6:15PM 0 logistical indexing in R
6:09PM 0 Summing up realizations
5:25PM 0 Fractional multinomial logit model or similar in R for analysis of behavior?
4:18PM 0 Re: Generate Crosstab in R
2:23PM 0 flowDensity package
1:25PM 0 glmulti wrapper for lmer does not produce results
1:18PM 0 Error object .Source not found when using package tm.plugin.webmining
12:02PM 0 How to implement a recurring "check for updates" for R and packages?
7:11AM 0 Fw: Re: Splitting columns and forming new data files in R
6:11AM 0 Not able to convert data.frame to numeric properly
 
Tuesday April 8 2014
TimeRepliesSubject
8:22PM 0 rJava not loading on Windows
7:40PM 0 Need to download this data... can someone help?
7:34PM 0 browser always enters debug mode
7:15PM 0 xts Annual series
6:39PM 0 ggplot2 and geom_tile
6:29PM 0 Pull Stock Symbol Out of String
5:37PM 0 moses extreme reaction test
3:00PM 0 Ignore escape characters in a string...
1:50PM 0 locating a data value in 3-dimensional data set
1:46PM 0 Re: Splitting columns and forming new data files in R
12:20PM 0 Error logistic analysis
8:31AM 0 Meta-analysis of prevalence at the country level with mgcv/gamm4
7:09AM 0 [R-pkgs] frailtypack package 2.6
6:13AM 0 Issues with fa() function in "psych"
3:46AM 0 Replacement Value
2:20AM 0 Plotting does odd line thing
12:50AM 0 What Directs R to Executable Directory?
12:29AM 0 {metafor} variance explaination for paired pre-test/posttest
 
Monday April 7 2014
TimeRepliesSubject
10:05PM 0 getting arg names in function calls?
5:49PM 0 Getting a particular weekday for a given month
5:22PM 0 Changes between R 3.1 vs 3.0.3
4:36PM 0 Time interactions for coxph object
4:12PM 0 Adding correlation and or variance structure in mixed models
3:05PM 0 installing r on ubuntu ?
11:33AM 0 Re: "invalid factor level, NA generated" error message help
11:12AM 0 Conditional subtraction
10:59AM 0 Re: How to use an elements' name when creating a data frame via a for loop
7:01AM 0 R script on Rstudio server
6:33AM 0 Micro-point with pch=16?
5:41AM 0 How to make a proper use of blocking in limma using voom
1:07AM 0 simple linear plots with a loop
 
Sunday April 6 2014
TimeRepliesSubject
10:31PM 0 Manipulating x axis using scale_x_continuous (but a factor is used). Is there a work around?
7:29PM 0 Colour of geom_hline is not correct in legend
5:13PM 0 Fwd: Recoding in R conditioned on a certain value.
2:26PM 0 Any solution to have RnetCDF, ncdf or ncdf4 in R 3.1 ?
2:23PM 0 Column value comparison and colouring
2:00PM 0 identical applied to data frames
12:26PM 0 structural equation models in R
12:03PM 0 GGPLOT Question
10:29AM 0 Question: Do I need to set refit=FALSE when testing for random effects with anova()?
10:21AM 0 skipping an error message
6:14AM 0 Re: Error Message using xyplot of lattice
 
Saturday April 5 2014
TimeRepliesSubject
4:51PM 0 Recoding in R conditioned on a certain value.
4:49PM 0 Setting alternative x-axis breaks using gglpot2
10:54AM 0 Purpose of readLines(..., encoding=)?
8:50AM 0 Multic for windows 7 and Ubuntu
6:46AM 0 rehh package for iHS and Rsb on NGS data
4:02AM 0 Aggregate time series from daily to monthly by date and site
 
Friday April 4 2014
TimeRepliesSubject
11:10PM 0 Sweave files into LaTex
10:17PM 0 Subsetting data by ID with different constraints
9:06PM 0 how to change annotations in contour function from rsm package
8:27PM 0 solicit help to read in 384 plate color image
7:38PM 0 Revolutions blog: March roundup
6:08PM 0 average of rows of each column
5:32PM 0 Base within reverses column order
5:09PM 0 par(mfrow)
2:55PM 0 Mistakes in date conversion for future date/time (POSIXct)
1:49PM 0 MICE, POST-PROCESSING imputations with two conditions
12:33PM 0 Lognormal AR(0,1) model
12:10PM 0 simulation data
9:42AM 0 How to plot data using ggplot
6:36AM 0 Box plot without original data
4:59AM 0 MANOVA post hoc testing
3:20AM 0 Doing box plots for part of the data??
2:30AM 0 unzip error with odfWeave and OpenOffice
 
Thursday April 3 2014
TimeRepliesSubject
11:50PM 0 Nested Logit Model
11:00PM 0 Computing standardised beta in linear regression
8:55PM 0 Time Series Decomposition On Zoo Objects: Errors
8:22PM 0 Stats courses in Australia
8:03PM 0 [R-pkgs] rDVR package
6:48PM 0 A question on IRanges package
3:48PM 0 text minning script
3:26PM 0 Equation of a curve
1:54PM 0 grouping explanatory variables into "sets" for GLMM
1:29PM 0 Mixed Effects MANOVA
12:16PM 0 nearest neighbour
10:35AM 0 ff package: problem with reading in numerical values
10:22AM 0 How to store interim print results
10:17AM 0 NHPP with Cyclic Rate
9:17AM 0 Converting corpus into dataframe in r tm package
6:42AM 0 data.frame(1)*1:4 = 1?
5:32AM 0 figure margins too large
2:29AM 0 'rms' package error
 
Wednesday April 2 2014
TimeRepliesSubject
10:41PM 0 Re: plotting several columns of matrix in one graph
10:35PM 0 Subset error on atomic vectors why?
9:30PM 0 -fopenmp
9:18PM 0 Icelandic Characters in Mac
8:55PM 0 ASA Conference on Statistical Practice - call for short courses
7:15PM 0 looping in R
6:58PM 0 127.0.0.1:22381/doc/html/index.html hep.start won't start
6:24PM 0 Interpreting effect of ordered categorical predictor
6:20PM 0 Re: Removing White spaces with NA
5:10PM 0 R2WinBUGS "expected collection operator c" error
4:05PM 0 Insert DateTime from R into MongoDB
2:43PM 0 ggplot: add points selectively to curves
2:12PM 0 Help with MANOVA
1:37PM 0 Survey
1:09PM 0 CORDIF test
12:21PM 0 gradientForest input data structure
10:24AM 0 mzR and Rcpp version bug
6:16AM 0 Time series
3:51AM 0 Difficulty coding time-forced functions in deSolve
 
Tuesday April 1 2014
TimeRepliesSubject
9:58PM 0 Process Forked at MAC
8:17PM 0 127.0.0.1:22381/doc/html/index.html won't start 2.
8:13PM 0 127.0.0.1:22381/doc/html/index.html won't start
7:18PM 0 Re: Char to Numeric --- Type Conversion
7:03PM 0 Re: Create sequential vector for values in another column
6:34PM 0 MULTIPLE LEVELS for a SINGLE VALUE in a dataframe, how do I remove these?
5:23PM 0 Plotting Satellite
4:33PM 0 Times and Dates
4:18PM 0 jointprior in deal package
4:07PM 0 importing multiple text files in R
2:19PM 0 Remove part of a summary of a model in a regression output
12:56PM 0 A vector of normal distributed values with a sum-to-zero constraint
9:26AM 0 trouble using readOGR() function
8:41AM 0 Environment variable defined in .bashrc is not recognized by R
8:37AM 0 Please help! Matrices and parameter of time
8:37AM 0 R rms package: nomogram using imported coefficients and linear predictor
8:27AM 0 rpart and randomforest results
2:43AM 0 colors in violin plot, ggplot2
2:03AM 0 Getting rid of spaces in plot math