Thursday March 31 2011 
Time  Replies  Subject 
11:31PM 
1 
regular expression 
10:38PM 
2 
Linear Model with curve fitting parameter? 
9:45PM 
0 
Is it possible to run unit tests after a package installation? 
8:42PM 
3 
Create Variable names dynamically 
8:13PM 
0 
nlme for exact binomial model 
8:09PM 
1 
Effects  plot the marginal effect 
7:56PM 
2 
fit.mult.impute() in Hmisc 
7:24PM 
1 
rank of Matrix 
7:23PM 
3 
generate random numbers 
6:00PM 
3 
read passwordprotected files 
5:52PM 
1 
transparent grays? 
5:46PM 
1 
Cluster analysis, factor variables, large data set 
5:16PM 
2 
How to update R? 
4:32PM 
1 
one question about bioconductor 
4:24PM 
1 
Sequential multiple regression 
3:23PM 
0 
pROC 1.4.3: compare two ROC curves in R 
3:01PM 
1 
error in recode.defalt ....object '.data' not found 
2:46PM 
3 
choosing best 'match' for given factor 
1:46PM 
2 
another statistical question 
1:46PM 
0 
AEM package 
1:07PM 
2 
how to do ttest in r for difference of mean 
11:24AM 
2 
That dreaded floating point trap 
10:39AM 
1 
Simple lattice question 
9:15AM 
0 
dfsane arguments 
9:15AM 
2 
statistical question 
9:02AM 
2 
nls.profile 
6:42AM 
2 
ANCOVA for linear regressions without intercept 
5:35AM 
1 
Italicized title from index 
5:24AM 
1 
Assign Names of columns in data.frame dinamically 
5:04AM 
2 
Graph many points without hiding some 
3:28AM 
1 
Poisson Regression 
3:08AM 
0 
Problems reading excel file with RODBC connect 
1:01AM 
0 
Help: creating owin{spatstat} objects from GIS data 

Wednesday March 30 2011 
Time  Replies  Subject 
11:00PM 
3 
how about a "<p" operator? 
10:38PM 
2 
Lists of tables and conditional statements 
10:10PM 
1 
Creating error bars in scatterplot() function (carsPackage) 
8:56PM 
0 
Plot an ols() call from Design 
8:15PM 
1 
Package XML: Parse Garmin *.tcx file problems 
4:51PM 
1 
postscript rotation (bug?) 
4:45PM 
3 
optim and optimize are not finding the right parameter 
4:42PM 
0 
Multistep forecasting with neural networks 
4:04PM 
4 
How to define new operator in R? 
4:02PM 
2 
Is there a function to save the content in R console to some file? 
3:59PM 
1 
How can we modify attributes of files in Windows Systems using R? 
3:01PM 
1 
sampling design runs with no errors but returns empty data set 
2:46PM 
1 
VECM with UNRESTRICTED TREND 
2:26PM 
1 
Using xlevels 
2:23PM 
2 
summing values by week  based on daily dates  but with some dates missing 
1:46PM 
0 
Noble America Announcement for Summer Internship 2011 
1:30PM 
0 
Package ChemoSpec 1.46 Now Available on CRAN 
1:25PM 
0 
Package FuncMap Now Available on CRAN 
1:15PM 
6 
Quick recode of 999 to NA in R 
12:49PM 
4 
fonts in mosaic 
12:17PM 
1 
wrong calculation of Rsquared in summary.lm 
10:06AM 
0 
Loading a package without having to install it? 
9:54AM 
1 
How to put line linking two plots 
9:51AM 
5 
save ordinary numerical calculations as pdf 
9:41AM 
2 
glm: modelling zeros as binary and nonzeroes as coming from a continuous distribution 
9:26AM 
1 
Violin Plot  using ggplot2 
9:00AM 
0 
offset in gam 
6:31AM 
4 
a for loop to lapply 
3:08AM 
0 
RWeka  adding weights to a dataset 
2:12AM 
1 
Class noquote to matrix 
1:32AM 
3 
Connect observed values by a smooth curve, is there any method to get coordinate value of arbitrary point on the curve? 
12:47AM 
2 
calculating the mode in R... 

Tuesday March 29 2011 
Time  Replies  Subject 
11:28PM 
1 
Simple AR(2) 
10:58PM 
1 
Not all rows are being readin 
9:37PM 
1 
Creating a list of all objects 
9:33PM 
2 
normal distribution and floating point traps (?): unexpected behavior 
8:58PM 
0 
Hnadling missing data In R 
8:45PM 
1 
Dirichlet surface 
8:41PM 
1 
lme:correlationstructure AR1 and random factor 
8:40PM 
1 
Intercept and slope of GLS model 
7:40PM 
4 
Select subset of data 
7:18PM 
1 
create string with " using paste. 
7:13PM 
1 
ggplot2: scale_y_log10() with geom_histogram 
6:40PM 
1 
Degree symbol 
6:15PM 
4 
Simple but elusive  expand back from counts 
5:47PM 
3 
passing arguments via "..." 
4:31PM 
7 
Using graphics straight from R into published articles 
4:20PM 
4 
Creating 3 vectors that sum to 1 
3:38PM 
1 
'RQuantLib for 2.12 version 
3:37PM 
0 
Fwd: comparing heatmaps 
2:45PM 
1 
R Help Question on cor() function 
2:11PM 
0 
Plotting 95% Confidence Intervals around RMA slope 
1:57PM 
2 
How to regress data into coefficients for a gamma function 
1:56PM 
1 
new syntax: bashlike pipe operator 
10:24AM 
0 
Many cores support in R (Multicore Package) 
9:48AM 
1 
plotting several ROC curves on the same graph 
9:33AM 
1 
Pictures/ Graphics in rdfiles 
9:05AM 
3 
producing histogramlike plot 
8:20AM 
1 
Multiple area plots to share the same xaxis 
7:20AM 
3 
Reversing order of vector 
6:38AM 
2 
Scrap java scripts and styles from an html document 
3:40AM 
2 
Probing a function 
3:00AM 
5 
Integration with variable bounds 
1:10AM 
0 
Can we fit this model in nlme or lme4? 
12:01AM 
2 
List extraction 

Monday March 28 2011 
Time  Replies  Subject 
11:27PM 
1 
rtree() distances between tips as n by n matrix? 
11:10PM 
1 
Help with multidimensional array 
10:03PM 
1 
How to import variable length lists of lists into R from text file? 
10:02PM 
0 
ad: short course on advanced programming, other topics. 
9:35PM 
0 
Bootstrapping the colMeans statistic 
9:03PM 
0 
Resending the mail  Ordering data.frame based on some class 
8:55PM 
1 
Ordering data.frame based on class 
8:43PM 
2 
xlsx problem 
8:11PM 
1 
FW: Platform Compatibility 
7:25PM 
1 
add my own calculated conficence interval to a plot 
7:10PM 
0 
Acessing Test Outputs for Writing to a Table 
7:05PM 
2 
Questions about 'igraph' package....... 
6:43PM 
2 
rep for multiple categories 
6:12PM 
1 
Points on Map 
6:09PM 
0 
repeated measures setup 
5:57PM 
2 
How to save heatmap as image or pdf 
5:25PM 
1 
error in nls, step factor reduced below minFactor 
4:07PM 
2 
question about calculating derivatives for vectors 
3:20PM 
1 
problem in simple saving and loading data frames 
3:11PM 
0 
From a list to a doublelist/matrix 
2:51PM 
2 
matrix inverstion 
2:40PM 
2 
deleting the first two characters in each row of a factorized column 
1:58PM 
2 
Problems installing fPortfolioSolver 
1:06PM 
0 
Plotting the density of a Poisson Regression 
12:48PM 
0 
glm with withinsubject factors 
11:56AM 
2 
"Holes" in a data frame with time intervals 
11:30AM 
1 
Installing a Package tar.gz in windows 
10:35AM 
0 
How can I plot several ROC curves on the same graph? 
9:37AM 
1 
quantile function > I need only the quantile value itself 
8:17AM 
0 
imputation 
8:04AM 
0 
what family of orthogonal polynomials is used in the function poly() ? 
6:44AM 
0 
glm: calculating average marginal effects for dummies 
5:10AM 
2 
mgcv gam predict problem 
4:40AM 
1 
ordination in vegan 
4:37AM 
1 
maximum likelihood accuracy  comparison with Stata 
3:36AM 
1 
Degrees of freedom for lm in logLik and AIC 
3:32AM 
3 
altering a "call" variable from quote() 
1:40AM 
2 
Import variable labels to data frame columns 
1:10AM 
1 
portfolioBacktest in fPortfolio 
12:50AM 
3 
Splitting Datasets 

Sunday March 27 2011 
Time  Replies  Subject 
9:45PM 
2 
overlaying 
9:39PM 
0 
MARS response weights 
8:54PM 
3 
comparing heatmaps 
8:50PM 
1 
function to compare Brier scores from two models? 
7:19PM 
0 
ggplot2: "ndensity" and "density" parameters 
7:13PM 
1 
grImport/ghostscript problems 
7:12PM 
3 
export data to gnuplot 
7:12PM 
2 
Structural equation modeling in R(lavaan,sem) 
5:12PM 
1 
Sweave: include a multipagepdf plot 
4:28PM 
1 
pmt 
4:25PM 
1 
gtk, RGtk2 and error in callback: delet_event in mai window 
4:17PM 
0 
Help labeling Panels 
2:56PM 
6 
Asking Favor For the Script of Median Filter 
1:58PM 
0 
model diagnostics for MatrixModels 
1:36PM 
0 
Problem with R, MKL, and Ubuntu 11.04 
6:09AM 
2 
Hmisc summary.formula formats for binary and continuous variables 
4:05AM 
1 
Bootstrap 95% confidence intervals for splines 
3:16AM 
2 
Garchoxfit package 
2:26AM 
1 
run function on subsets of matrix 
12:39AM 
2 
Coordinates of the text region 

Saturday March 26 2011 
Time  Replies  Subject 
11:06PM 
2 
Multiple plots with one legend 
11:05PM 
2 
simple if question 
10:21PM 
3 
line graph question 
8:06PM 
1 
2 questions about probplot in package e1071 
6:05PM 
3 
round number 
6:03PM 
1 
index of sort 
5:05PM 
0 
Free license for xlsReadWritePro 
3:05PM 
0 
grofit package 
2:58PM 
1 
Sweave and Textwrangler 
1:44PM 
2 
Building a matrix so that matrix(r, c)<matrix(c, r) with No For Loops 
12:31PM 
0 
Sampling Weights in HB Choice Modelling (e.g., rhierMnlRwMixture) 
12:06PM 
0 
NetCDF  rolling means and StdDev 
11:03AM 
1 
Effect size in multiple regression 
8:47AM 
1 
bwplot: how to get plotmath labels? 
8:34AM 
1 
bwplot [lattice]: how to get different yaxis scales for each row? 
2:45AM 
1 
Exporting columns into multiple files  loop query 
2:12AM 
0 
Does RHIPE support running complex mining models in on top of Hadoop? 

Friday March 25 2011 
Time  Replies  Subject 
11:39PM 
2 
library(foreign) read.spss warning 
10:32PM 
2 
Error: cannot allocate vector of size 
9:57PM 
1 
to draw a too big clutering picture 
9:14PM 
2 
Preserving the class of POSIXt objects 
9:11PM 
1 
World plots and clipping regions 
8:50PM 
0 
"Neutral" sources that attest to the success of the R project? 
7:44PM 
1 
spatial stats  geoR  variogram  standard deviation 
6:54PM 
1 
Matching package  Match function 
5:36PM 
2 
"for" loop assistance  
5:27PM 
2 
Finding the common portion of strings 
5:08PM 
1 
linear constrained optimization in R 
4:20PM 
0 
extract MSS from a lme model 
4:17PM 
1 
Likelihood of deviation 
2:40PM 
0 
Cstatistics (AUCs) from rcorr.cens or survcomp timedependent ROC curves 
1:42PM 
1 
Magic Number Error Message 
1:33PM 
1 
multiple plots with QQplot of PerformanceAnalytics 
1:04PM 
2 
A question on glmnet analysis 
12:55PM 
1 
Appending data to a data.frame and writing a csv 
11:58AM 
0 
applying random functions to multisets 
11:33AM 
0 
extracting partial residuals of each level of an interaction in a Mixed GAM 
11:08AM 
2 
Removing object  searching/googlin' ..and more hasn't helped :( 
10:43AM 
4 
read.xls > rotate data.frame 
9:56AM 
0 
Seemingly unrelated regressions 
9:10AM 
0 
Tukey HSD test using Multcomp 
7:59AM 
2 
a question on R optimization functions 
5:24AM 
4 
two plots in qplot 
4:21AM 
0 
symmetric (& square) contingency table from dataset of unordered pairs 
1:46AM 
0 
parallel processing for bridge and blasso 
12:35AM 
2 
error in bargraph.CI {sciplot} 
12:23AM 
0 
Bounding ellipse for any set of points 

Thursday March 24 2011 
Time  Replies  Subject 
11:18PM 
3 
tapply with specific quantile value 
9:47PM 
0 
Jri Examples 
7:24PM 
3 
How create vector that sums correct responses for multiple subjects? 
7:24PM 
2 
Help with creating a ts (time series) object with daily sampling values 
6:34PM 
1 
debug R device plot 
5:37PM 
1 
Colour makes my life; but not my bwplot (panel.violin) 
5:22PM 
3 
Longitudinal categorical response data 
5:15PM 
2 
Questions for "domist... subscript out of bounds" 
5:13PM 
4 
Millisecond TimeStamps 
4:11PM 
1 
Storing userdefined R functions 
3:28PM 
1 
write all the permutations of a set 
3:01PM 
2 
apply mean to a threedimension data 
2:36PM 
3 
R CMD build creates tar file instead of tar.gz file 
2:21PM 
1 
questions regarding stat_smooth in ggplot area plot 
2:11PM 
1 
Ctree Model Variables 
1:55PM 
1 
Help needed with plot axis labeling 
1:29PM 
5 
subset and as.POSIXct / as.POSIXlt oddness 
12:23PM 
1 
Two matrix loop 
12:10PM 
1 
Collapsing/aggregating columns in a matrix 
11:31AM 
1 
fraction with timelag 
11:12AM 
0 
JRI execution problem 
10:35AM 
2 
Problem with Snowball & RWeka 
9:03AM 
1 
Problems with predict in fGarch 
9:03AM 
3 
Extract the names of the arguments in an "expression" 
7:29AM 
1 
About proportional odds ratio model with LASSO in ordinal regression 
3:47AM 
1 
recommended reading for manual maximum likelihood of a system of equations 
2:49AM 
1 
extracting file names 
12:12AM 
2 
Using C code in R 

Wednesday March 23 2011 
Time  Replies  Subject 
10:44PM 
0 
removing data randomly based on previous observations 
10:22PM 
2 
Separators in strptimeneeded? 
10:09PM 
0 
p and wald values intragroups geeglm: geepack 
8:17PM 
2 
Estimating correlation in multiple measures data 
8:15PM 
1 
How identify args into R, sent from a command line. 
8:14PM 
2 
mean of runoff for several years 
7:11PM 
0 
How to create a nb object 
6:34PM 
1 
how to add in interaction terms in gamm 
6:20PM 
0 
Passing tex parameter via texi2dvi 
5:24PM 
2 
predict.rpart help 
5:20PM 
1 
Corrupt trees 
5:17PM 
1 
Function to crop pvalues from multiple Anovas 
5:03PM 
3 
Merging graphs with common nodes 
4:44PM 
1 
using R variables in RMySQL query 
4:42PM 
0 
Correlation 
4:40PM 
0 
Adjusted Rand Index 
4:26PM 
4 
Bar Chart 
4:09PM 
1 
R helps win competitions 
4:08PM 
0 
R(D)COM through network 
4:04PM 
1 
what's interesting to plot after predict.lm? 
4:03PM 
4 
Modifying a particular column in a tabdelimited file 
4:01PM 
3 
Compare three or more values? 
2:27PM 
1 
various plotting options 
2:05PM 
1 
predict.lm How to introduce new data? 
1:32PM 
2 
Comparing non nested models with correlation coefficients (inspired from Lorch and Myers ) 
1:31PM 
2 
) Error in eval(expr, envir, enclos) : object '' not found 
11:37AM 
1 
R CMD check: building indices error 
11:13AM 
2 
How to convert a single column into many rows 
11:03AM 
0 
Rulefit with R and missing values 
10:22AM 
0 
Random Watts.Strogatz.game 
9:38AM 
1 
R gui problem for windows 
3:22AM 
1 
< ABOUT Rdonlp2 package > 
1:12AM 
1 
rbind a heterogeneous row 

Tuesday March 22 2011 
Time  Replies  Subject 
11:47PM 
1 
assigning a list item using a variable for a name 
11:18PM 
1 
Characteristic Path length calculation 
11:07PM 
1 
Best HMM package to generate random (protein) sequences? 
10:41PM 
3 
Urgent query about R! 
8:30PM 
1 
Group labels in lattice barchart 
8:14PM 
1 
Unexpected behavior of windows() command followed by print(LATTICEPLOT) 
7:16PM 
2 
Data frame and function that requires vector as input 
7:12PM 
2 
adding vertical segments to an xyplot in lattice 
7:06PM 
0 
EM and Mixtools 
6:35PM 
2 
affymetrix human gene 1.0 st gene level 
6:29PM 
0 
Help in Compiling R for AIX 5.3 servers 
6:26PM 
0 
command prompt shell suppressing stdout? 
5:05PM 
1 
Looping Problem 
5:05PM 
2 
Loading mdb 
4:31PM 
2 
lm ~ v1 + log(v1) + ... improve adj Rsq ¿any sense? 
4:12PM 
1 
Problem with plot histogram 
3:27PM 
1 
how to convert a data.frame to a list of dist objects for individual differences MDS? 
3:23PM 
0 
"R Cookbook" available in print edition 
3:08PM 
1 
new distribution 
3:05PM 
3 
Accelerating the calculation of the moving average 
3:02PM 
2 
Infinite loop 
2:56PM 
1 
Looking for a repeated measure two groups comparison and a two factor ANOVA in Circular distribution 
2:35PM 
0 
Diagonal population density 
2:17PM 
4 
memory increasing 
12:08PM 
0 
tick marks covering the whole data range 
11:35AM 
1 
Find Principal Component Score per year 
10:57AM 
1 
ks and contour plot labels 
10:37AM 
2 
Popularity of R, SAS, SPSS, Stata, Statistica, SPLUS updated 
9:27AM 
1 
In ppls package kernel method is unsupported? 
9:27AM 
1 
filtering data frame on multiple columns 
9:17AM 
1 
enable shlib for RPy2 where is source file? 
8:13AM 
2 
Problem with mclapply  losing output/data 
7:30AM 
3 
stacked bar plot 
7:12AM 
1 
Backward elimination in regression 
4:13AM 
0 
why the survival function estimate using package 'mstate' & package 'cmprsk' vary from sas and LTA (From WHO). 
3:48AM 
1 
help need on working in subset within a dataframe 
3:11AM 
1 
Rmark and scientific notation issue 
12:33AM 
1 
Using the mahalanobis( ) function 

Monday March 21 2011 
Time  Replies  Subject 
10:42PM 
4 
Merging by() results back into original data frame? 
9:39PM 
3 
How to substract a valur from dataframe with condition 
9:28PM 
1 
Basic Looping Trouble 
9:16PM 
1 
Kendall v MannKendall Functions 
8:54PM 
2 
Part of density plot not showing up 
8:31PM 
1 
Help with POSIXct 
7:23PM 
3 
Computing row differences in new columns 
7:12PM 
2 
Exponential distribution 
7:03PM 
2 
string interpolation 
6:10PM 
1 
Lat Lon NetCDF subset 
5:57PM 
5 
Stucked with as.numeric function 
5:43PM 
1 
Randomly generating data 
5:00PM 
0 
lattice histogram and grouping 
4:14PM 
1 
recalling different data frames (the way you do in Excel VB) 
4:05PM 
1 
recalling different data frames (the way you do in Excel VB but now) in 
3:39PM 
0 
binary data with correlation 
3:34PM 
2 
Correlation for no of variables 
3:18PM 
1 
value changed after paste() function 
3:08PM 
1 
Sweave, white space and code blocks 
12:46PM 
1 
Curry with `[.function` ? 
12:36PM 
3 
appending collums in for loop 
11:08AM 
2 
Combination that adds a value 
11:02AM 
0 
Mixed modelling course in Halifax 
10:41AM 
0 
CONFERENCE: useR! 2011, August 1618, University of Warwick, early bird deadline 
9:25AM 
2 
linear regression in a ragged array 
8:20AM 
0 
R part of Google Summer of Code 2011 
7:19AM 
1 
Sample size of longitudinal and skewed data 
5:02AM 
2 
Number of edges in a graph 
4:49AM 
3 
Replacing Period in String 
3:24AM 
2 
rqss help in Quantreg 
1:32AM 
1 
Trouble with simple R list concatenations 

Sunday March 20 2011 
Time  Replies  Subject 
8:06PM 
3 
problem with xyplot 
8:05PM 
3 
manova question 
7:47PM 
4 
read file part way through based on start and end date (first column) 
7:42PM 
2 
Package Installation 
7:19PM 
2 
Convert Sweave document to a function 
6:54PM 
4 
predicting values from multiple regression 
5:52PM 
1 
legend position in "barplot" 
5:33PM 
2 
Feature request: rating/review system for R packages 
4:38PM 
1 
Finding Imported Packages 
3:08PM 
1 
(no subject) 
2:45PM 
1 
Pearson correlation coefficient matrix with permutation test 
2:36PM 
2 
Why unique(sample) decreases the performance ? 
5:53AM 
1 
Using the Mahalanobis Function 
4:20AM 
2 
R as a nonfunctional language 
2:15AM 
3 
Part of a density plot 
12:32AM 
3 
How to draw a map of Europe? 
12:27AM 
2 
Problems with package npmc 

Saturday March 19 2011 
Time  Replies  Subject 
11:02PM 
1 
I want to create an object to use for the plot command 
10:34PM 
2 
Referring to objects themselves 
9:29PM 
3 
create a matrix with values from data.frame 
8:24PM 
0 
Problems using NLS in conjunction with nonparameteric bootstrapping 
6:58PM 
2 
problem running a function 
6:45PM 
0 
som package: the "code" of som.train (what is it?) 
5:27PM 
3 
How would you avoid loops in this simple example? 
5:03PM 
1 
GAMLSS Question 
4:37PM 
2 
Libraries issue 
4:13PM 
2 
Output a table formatted with standard deviations below means 
4:03PM 
1 
Could you share your R program to import US CDC mortality data? 
2:58PM 
2 
persuade tabulate function to count NAs in a data frame 
1:10PM 
3 
Plotting graph problem!! 
12:44PM 
1 
how to access the elements of a univariate results table with Anova (library car) 
12:18PM 
2 
How to find position in bindata? 
11:16AM 
1 
strange PREDICTIONS from a PIECEWISE LINEAR (mixed) MODEL 
9:21AM 
2 
crossvalidation in rpart 
2:45AM 
3 
[O/T] reference for regular expressions 
12:41AM 
1 
lattice histogram function and groups 
12:37AM 
3 
Generating repeated measures data 

Friday March 18 2011 
Time  Replies  Subject 
10:35PM 
2 
How do I delete multiple blank variables from a data frame? 
10:00PM 
4 
Performance Difference? Windows vs. Linux 
9:42PM 
0 
apply function returning different results 
9:23PM 
2 
XYPlot Conditioning Variable in Specific, NonAlphanumeric Order.  Resending with corrected .txt file 
9:17PM 
0 
Plotting Finite Element and Finite Difference Results together 
8:28PM 
1 
points() rendering points outside of input 
8:13PM 
1 
XYPlot Conditioning Variable in Specific, NonAlphanumeric Order. 
7:04PM 
2 
Understanding tryCatch 
6:27PM 
7 
BFGS and NeldearMead 
6:19PM 
1 
time series from timed data 
5:51PM 
0 
keep color range constant across three persp() graphs 
5:48PM 
4 
subset data frame with condition 
4:26PM 
2 
Need help with error 
4:10PM 
3 
Arguments of a function 
4:05PM 
1 
import data 
3:34PM 
1 
Difficulty with 'loess' function 
2:50PM 
2 
Does RHIPE support R on Windows as the user desktop environment? 
2:39PM 
1 
Installing rJava fails 
1:21PM 
3 
exploring dist() 
12:45PM 
1 
predict lm doubt 
12:42PM 
1 
PREDICTIONS from a PIECEWISE LINEAR (mixed) MODEL: THEY AIN'T LINEAR BETWEEN BREAK POINTS!! 
12:35PM 
1 
general question about dropping terms of glm model fits 
11:53AM 
0 
adding a cubic spline to a model 
11:06AM 
1 
median survival time from survfit 
10:37AM 
1 
akima::interp "scales of x and y are too dissimilar" 
10:00AM 
0 
predict.nlme 
7:04AM 
1 
Problem with Slope.test function 
6:53AM 
1 
help regarding RPostgreSQL and R 2.12.2 
6:06AM 
0 
Slope comparision 
5:49AM 
1 
Help with setting the yaxis in a plot. 
5:34AM 
0 
OT: Trends in statistical computing? 
3:48AM 
1 
quantmod Some Single Letter Tickers Not getFin 
3:24AM 
0 
trouble in call of "texteval" 
2:28AM 
5 
confirmatory factor analysis program in R 
2:04AM 
1 
help please: put output into dataframe 
2:01AM 
1 
Replace split with regex for speed ? 

Thursday March 17 2011 
Time  Replies  Subject 
11:37PM 
2 
Help with Time Series Plot 
10:33PM 
4 
Help with plotting a line that is multicoloured based on levels of a factor 
10:06PM 
5 
Histograms with strings, 
9:44PM 
4 
A question about list 
9:07PM 
0 
Autocorrelation in nonlinear regression model 
6:54PM 
2 
Counting 
6:29PM 
1 
ggplot, transformation, and ylim 
6:01PM 
2 
Scope and applytype functions 
5:47PM 
2 
fitting gamm with interaction term 
5:25PM 
0 
GelmanRubin convergence diagnostics via coda package 
4:38PM 
5 
Spatial cluster analysis of continous outcome variable 
3:05PM 
3 
Beginner question: How to replace part of a filename in read.csv? 
2:44PM 
1 
generalized mixed linear models, glmmPQL and GLMER give very different results that both do not fit the data well... 
1:58PM 
1 
Segmentation fault when using "plot" function 
1:42PM 
2 
setting up a R working group 
1:38PM 
1 
Using barplot() with zoo  names.arg not permitted? 
12:50PM 
2 
Incorrect degrees of freedom in SEM model using lavaan 
12:25PM 
1 
assigning to list element within target environment 
12:10PM 
1 
Extracting columns from a class 
11:59AM 
2 
changing the dimensions of a matrix in a real specific way 
11:30AM 
0 
Retrieve an index of nested lists  Changing name delimiter in 'unlist()' 
9:48AM 
1 
calculating the occurrences of distinct observations in the subsets of a dataframe 
9:43AM 
4 
lmm WITHOUT random factor (lme4) 
7:33AM 
3 
Flexible rbind 
6:27AM 
1 
possible problem with "endpoints"? 
3:25AM 
2 
Why doesn't this work ? 
2:22AM 
3 
date conversion 

Wednesday March 16 2011 
Time  Replies  Subject 
11:58PM 
2 
Need to abstract changing name of column within loop 
11:56PM 
1 
rJava software 
11:48PM 
1 
Autocorrelation in linear models 
10:30PM 
0 
limited number of graphs in Quartz window 
10:18PM 
1 
Regex query (Apache logs) 
10:12PM 
2 
Numeric vector converted mysteriously to characters in data frame? 
10:04PM 
1 
Specify feature weights in model prediction (CARET) 
9:37PM 
1 
linear regression in a data.frame using recast  A fortunes candidate?? 
8:46PM 
4 
plotting multiple figures on one page 
7:49PM 
5 
Strange R squared, possible error 
7:19PM 
1 
linear regression in a data.frame using recast 
6:33PM 
0 
Quantmod getSymbol.MySQL 
4:53PM 
5 
R² for nonlinear model 
4:37PM 
1 
read.table() with "\t" as seperator, all other programs report equal fields each row, read.table() returns unequal row length error 
4:27PM 
0 
Bootstrap memory use? 
4:04PM 
0 
cross validation? when rlm, lmrob or lmRob 
3:30PM 
0 
generate bivariate or multivariate gamma distribution in R 
3:28PM 
2 
Singularity problem 
3:14PM 
2 
Re; Fitting a Beta distribution 
3:12PM 
0 
suppress GUI window when loading a library 
3:04PM 
2 
calculating AUCs for each of the 1000 boot strap samples 
2:58PM 
1 
Data frame loop 
2:55PM 
2 
export list to csv 
2:54PM 
1 
Error in X11 
2:47PM 
2 
Saving summary outputs in a table form 
2:43PM 
4 
fetch uneven 
2:37PM 
3 
Reorganize data frame 
2:29PM 
0 
instrumental variable as distance 
2:28PM 
3 
making dataframes 
2:18PM 
3 
How to read "Cumulative proportion" in using princomp? 
1:28PM 
4 
'x' values must be positive. 
12:29PM 
1 
table() result issue 
11:41AM 
4 
Scope of variable? 
11:23AM 
1 
get information out of table() result 
10:18AM 
2 
a question 
10:17AM 
1 
Aggregating dataset to means/day 
9:42AM 
2 
One to One Matching multiple vectors 
9:36AM 
0 
objects memory limits 
9:20AM 
4 
table() reading problem 
7:25AM 
2 
how do we read netcdf / hdf files in R? 
5:45AM 
2 
Removing Bad Data 
4:38AM 
1 
help files for a function 
2:07AM 
0 
Fitting / Distributions 
12:37AM 
0 
To calculate sample size based on generalized wilcoxon test or TaroneWare test 
12:09AM 
0 
Comparing parts of strings 

Tuesday March 15 2011 
Time  Replies  Subject 
10:51PM 
1 
Matrix building to remove for loops 
10:47PM 
0 
Two issues: WEKA code in R // Probability Estimation Tree algorithms 
10:26PM 
1 
adding linear regression data to plot 
9:44PM 
1 
applying to dataframe rows 
9:06PM 
1 
Questions on dividing lists and tapply 
8:17PM 
4 
Element by element mean of a list of matrices 
7:41PM 
2 
Matching two vectors 
7:34PM 
2 
how to set the starting value in lme 
7:22PM 
1 
Bug in lattice auto.key argument 
7:16PM 
0 
Daily to Monthly Cumulative Returns 
6:58PM 
2 
(R) transitions in a Markov Chain 
5:25PM 
3 
Reporting odds ratios or risk ratios from GLM 
5:03PM 
1 
Help on 'object(s) are masked from 'package:base" 
4:00PM 
3 
fitting a distribution to a ecdf plot 
3:52PM 
1 
How to read only specified columns from a data file 
3:30PM 
1 
Problem with nls.lm function of minpack.lm package. 
3:12PM 
0 
Fill vector more efficient than element by element? 
3:09PM 
3 
create data set from selection of rows 
2:53PM 
5 
Does R have a "const object"? 
2:41PM 
1 
Polynomial regression problem 
2:24PM 
2 
Calculate monthly means 
2:14PM 
1 
indeterminate for loop 
2:13PM 
2 
Table multiple answers variables 
1:37PM 
1 
Changing colour of continuous timeseries in ggplot2 
1:35PM 
1 
(no subject) 
1:33PM 
1 
Newbieish question on iteratively applying function to dataframe 
1:21PM 
4 
run a slefwritten function 
1:15PM 
2 
model fine, predict gives an error 
1:05PM 
1 
Persistent storage between package invocations 
12:00PM 
1 
precompiled ode with spline input 
11:56AM 
0 
ML estimation of a twosided truncated regression model 
11:01AM 
2 
graph lines don;t appear 
8:22AM 
1 
binary exogenous variable in path analysis in sem or lavaan 
7:57AM 
1 
install.packages barfs on dependencies= argument 
6:31AM 
1 
sample size of 2 groups of skewed data 
6:26AM 
1 
How to make sure R's g++ compiler uses certain C++ flags when making a package 
6:10AM 
1 
Data Frame Variable Names 
4:58AM 
2 
Finding the name "vector" 
2:16AM 
2 
Pointwise division of two zoo objects? 
1:06AM 
3 
how to reshape the data.frame from long to wide in a specific order 
12:49AM 
0 
No Support for plot=F in plclust() 

Monday March 14 2011 
Time  Replies  Subject 
11:38PM 
3 
Finding coordinates for maximum of a function 
11:27PM 
0 
Question re estimating SE for interquantile regression coefficients 
11:02PM 
2 
color under lm line 
9:03PM 
1 
File > Save As... 
9:02PM 
1 
hclust() memory issue 
8:27PM 
1 
Rscript, hashbang, and arguments 
8:06PM 
1 
Conditional coloring 
7:52PM 
2 
code for "permutative" operation 
7:09PM 
0 
Importing multiple shapefiles to run a loop 
6:52PM 
2 
data.frame transformation 
5:32PM 
3 
ideas on sorting 
5:16PM 
0 
Fitting 4 moments distribution w/ Mixture Gaussian 
4:57PM 
1 
AOV() may misslabel random effects. 
4:25PM 
2 
(no subject) 
3:06PM 
1 
JAGS/BUGS on gene expression data 
2:59PM 
1 
Installing Rmpi on hpc 
2:41PM 
2 
proportional symbol map ggplot 
2:18PM 
3 
increase a value by each group? 
2:15PM 
2 
Cox model, model averaging and survival curve 
2:13PM 
2 
*Building* a covariance matrix efficiently 
12:07PM 
1 
read.xls can't read some .xls files 
11:56AM 
1 
RGtk in a windows 64 bits machine 
11:38AM 
0 
basic question about S4 and methods not found 
10:27AM 
1 
different regression coeffs with different starting point 
10:08AM 
0 
Confidence Intervals in ROC Plot 
9:55AM 
1 
Help Fitting a Thin Plate Spline 
9:29AM 
7 
creating character vector 
9:13AM 
0 
AR & Confidence interval 
8:46AM 
0 
selection of hinge function with restrictions, machine learning, earth package, 
8:42AM 
1 
Request for Help 
8:33AM 
1 
Math characters in column heading using latex() in Hmisc 
7:22AM 
1 
Multiple graphs 
6:32AM 
1 
Writing values to vectors 
4:01AM 
1 
using initialize or using a constructor function 
3:24AM 
0 
Nonconstancy of variances in mixed model. 
3:24AM 
1 
recursive do.call 
2:00AM 
4 
Serial Date 
1:30AM 
2 
svg malformed on CentOS (epel R) 
12:50AM 
0 
nlysystemfit and loglikelihood values 
12:33AM 
1 
pairwise pvalues in KM plots? 

Sunday March 13 2011 
Time  Replies  Subject 
11:14PM 
2 
Problems getting html files out of R CMD check 
10:50PM 
1 
install.packages & reshape failure 
10:27PM 
0 
confidence intervals for noncentrality parameters 
9:54PM 
0 
devSVG error 
9:07PM 
4 
readMat  how to retrieve the variables 
7:39PM 
0 
An example of using neuralnet to predict infinite steps ahead 
7:37PM 
0 
An example on how to use neuralnet to predict values 
6:33PM 
1 
troubles with logistic regression 
6:26PM 
0 
chisq.test and cbind 
5:08PM 
1 
using precalculated coefficients and LP in coxph()? 
3:49PM 
1 
replace with quantile value for a large data frame... 
3:31PM 
1 
use of ROCR package (ROC curve / AUC value) in a specific case versus integral calculation 
1:44PM 
2 
Problem implementing 'waldtest' when using 'mlogit' package 
1:31PM 
0 
pdf device  different page orientation and different plot sizes 
1:18PM 
1 
A basic question about reshape2 
1:03PM 
1 
problem with looping formula through table 
12:39PM 
2 
Setting the language of Rs error messages 
12:15PM 
3 
how to change the margins of a plot area 
11:11AM 
2 
Having a problem with choose.files 
9:55AM 
0 
R 2.13.0 scheduled for April 13 
8:34AM 
1 
R hangs when connected via VPN [incl. minimal example] 
6:47AM 
1 
How to draw different series for different groups in xyplot 
5:12AM 
1 
Reg : Using R in Web 
4:35AM 
1 
Binning data 
12:57AM 
1 
Plotting symbols and colors based upon data values 

Saturday March 12 2011 
Time  Replies  Subject 
10:06PM 
0 
Repeated measures in nlme vs SAS Proc Mixed with AR1 correlation structure 
9:32PM 
0 
Behavior of assignment within system.time() 
9:14PM 
2 
Merge data under conditions 
8:08PM 
3 
pass character vector in instrument field of get.hist.quote function 
4:16PM 
3 
how to label lines 
3:10PM 
2 
string evaluation 
2:13PM 
0 
"Ran out of iterations and did not converge" 
1:32PM 
1 
creating list of lists 
12:02PM 
3 
betareg help 
11:20AM 
2 
Gnuplot fit function in R 
11:20AM 
2 
Identifying unique pairs 
10:41AM 
2 
plot generates graph with coordinantes written over it 
9:30AM 
1 
Column order in stacking/unstacking 
8:45AM 
2 
how to use melt cast commands in R in window7 
8:08AM 
2 
Drawing a circle on an existing graph. 
3:49AM 
1 
Passing a character argument onto a function 
2:10AM 
1 
Stepwise Discriminant... in R 

Friday March 11 2011 
Time  Replies  Subject 
10:42PM 
0 
is gzcon w/ urls not implemented or used differently on linux? 
9:50PM 
3 
Reference Lines Using Grid Graphics 
9:41PM 
3 
How to source a part of the file 
9:15PM 
3 
'Date' elements within a matrix 
7:06PM 
1 
Error in plot.lm 
6:26PM 
2 
nesting same set of values with each level of another set of values 
5:42PM 
1 
Partial Cross Correlation 
5:38PM 
3 
Large dataset operations 
4:52PM 
4 
Any existing functions for reading and extracting data from path names? 
3:51PM 
1 
Generation of random numbers in a function  (Return command) 
3:47PM 
1 
changing one character in the name of dataframes repeatedly 
3:45PM 
4 
(no subject) 
3:22PM 
0 
I cannot install Cairo package on R2.12.2 
3:12PM 
0 
Fwd: How to get all combinations between two character vectors? 
1:44PM 
1 
dataframe to a timeseries object 
12:57PM 
0 
Using dates on axis in persp 
12:31PM 
3 
robust estimation 
12:28PM 
2 
insertion of a row between individuals 
11:19AM 
0 
predicting values from model function 
11:17AM 
0 
LATEXlike formula and pictures in RdHelpfiles 
11:10AM 
2 
Ifs in formula 
10:53AM 
2 
How to get all combinations between two character vectors? 
9:32AM 
5 
How to calculate means for multiple variables in samples with different sizes 
8:55AM 
2 
'autocompletion' of named elements of a list 
7:26AM 
2 
confirmatory factor analysis in R 
5:14AM 
0 
Seasonality in STL Decomposition 
2:56AM 
3 
.Library in R 2.12.2 for windows 
1:49AM 
0 
variance explained by each term in a GAM 
1:11AM 
1 
Easy 'apply' question 
12:17AM 
0 
Revolutions Blog: Jan/Feb Roundup 

Thursday March 10 2011 
Time  Replies  Subject 
11:07PM 
1 
Lattice: Feature Request 
10:10PM 
1 
Is there an exact binomial ksample test of equivalence? 
10:07PM 
1 
Sample or Probability Weights in LM4, NLME (and PLM) package 
10:00PM 
1 
vegan CCA I am Completely new to ordination analyses 
9:37PM 
1 
Main title in a multiple display of graphs 
9:35PM 
3 
A question about data frame 
8:58PM 
1 
snpchip table 
8:38PM 
1 
3 dimensional MDS plots 
7:37PM 
1 
Adjust the distance between tick mark labels and axis 
7:25PM 
1 
ANOVA for stratified cox regression 
6:58PM 
3 
lattice xscale.components: different ticks on top/bottom axis 
5:08PM 
1 
power for repeatedmeasures ANOVA lacking sphericity 
4:27PM 
1 
Moving window per group 
4:17PM 
1 
Timezone issue with strftime/strptime and %z and %Z 
4:16PM 
0 
Error in predictor Variable Regression 
3:53PM 
0 
Avoiding choosing parameters with mix[mixdist] 
3:51PM 
1 
rodbc error 
3:45PM 
0 
PDF & Hyperlink with "" inside 
3:18PM 
2 
identical values not so identical? newbie help please! 
3:07PM 
2 
ERROR: gamm function (mgcv package). attempt to set an attribute on NULL 
2:56PM 
2 
within group sequential subtraction 
2:46PM 
0 
expression at labels in contour function 
2:20PM 
2 
Reshape, melt and cast query 
2:08PM 
0 
Stress in metaMDS from vegam package 
1:49PM 
2 
sum of variables in function 
1:23PM 
2 
Selecting ranges of dates from a dataframe 
1:05PM 
2 
tobit regression model 
11:23AM 
0 
OptFederov and Dopt.design 
11:18AM 
1 
Install XML PACKAGE 
11:10AM 
2 
Not sure how to handle hazard in my survival model 
10:45AM 
1 
How to use conditional statement 
9:37AM 
1 
getting percentiles by factor 
9:04AM 
3 
Fw: random sampling steps in R with replacement 
8:53AM 
1 
random sampling steps in R 
8:51AM 
1 
tryCatch  Continuing for/next loop after error 
8:46AM 
2 
R beginner  Error in as.vector(x, mode) 
4:49AM 
1 
Help writing a Scheffe Contrast function for R 
4:36AM 
0 
confidence intervals when using polr() 
2:46AM 
2 
using lapply 
2:02AM 
1 
aggregate by part of a field 
12:58AM 
1 
PROC NLMIXED what package equivalent in R? 

Wednesday March 9 2011 
Time  Replies  Subject 
11:45PM 
0 
extracting half the rows with unique values from data.frame 
10:59PM 
3 
Sapply for descriptive statistics 
10:56PM 
1 
How can I manipulate a data.frame that is just created by assign() while still being in the loop? 
10:32PM 
4 
Help with read.csv 
9:44PM 
1 
Theil Kendall line as fit? 
9:12PM 
0 
Rhelp Digest, Vol 97, Issue 11 
9:04PM 
3 
Vector of weekly dates starting with a given date 
8:45PM 
1 
state.x77 dataset 
8:35PM 
2 
collapse a data column into a row 
8:29PM 
1 
Loop Through Columns to Remove Rows 
8:14PM 
1 
biplot breakdown help 
6:05PM 
3 
Error: evaluation nested too deeply: infinite recursion / options(expressions=)? 
5:33PM 
1 
Frailty model  Conditional or Marginal? 
5:14PM 
2 
system(..., invisible=FALSE, show.output.on.console=FALSE) in Windows 7 
4:41PM 
2 
SQLDF  Submitting Queries with R Objects as Columns 
3:52PM 
0 
intamap plot : specifying cutoffs 
3:33PM 
2 
Complex sampling? 
3:27PM 
2 
Differences per group 
3:07PM 
2 
No response after click the "show Rules" button on Tab "Associate". 
3:04PM 
1 
How does the cex parameter scale circles? 
3:02PM 
0 
java+R+serverEval failed+request status: control pipe to master process is closed/broken 
2:47PM 
2 
R console Mac 
2:41PM 
2 
Problem with vegan package instalation on linux 
2:20PM 
4 
Extracting only odd columns from a matrix 
2:15PM 
3 
Rearranging the data 
1:52PM 
1 
Regular Expressions in Column Headings 
11:20AM 
2 
Cleaning date columns 
10:50AM 
0 
JRI; call user defined function 
9:36AM 
2 
trunc function 
9:19AM 
1 
Getting the source file's name where the custom function is written 
9:09AM 
2 
rms: getting adjusted R^2 from ols object 
5:26AM 
1 
Boxplot problem 
2:02AM 
2 
switch and factors 
1:25AM 
3 
Venn Diagram corresponding to size in R 
1:04AM 
1 
Any interim update for the basic packages distributed with R? 

Tuesday March 8 2011 
Time  Replies  Subject 
11:53PM 
1 
How to enforce location of installation of downloaded packages 
10:48PM 
1 
lattice (panel.3dscatter): how to make plot symbol thicker? 
10:23PM 
1 
defining an array with one of the elements being a vector 
10:22PM 
1 
Date arithmetic coerces POSIXlt to POSIXct? 
9:55PM 
4 
minimum distance between line segments 
9:22PM 
2 
consulta 
8:35PM 
0 
goodness of fit test for 2dimensional data in R 
8:22PM 
1 
confusion matrix 
8:12PM 
0 
defining a method for multiple classes 
5:37PM 
0 
ROC curves 
5:02PM 
2 
positions and margins differ between X11 and SVG device 
4:44PM 
1 
lags for unbalanced panel data 
3:51PM 
1 
NaNs in Nested Mixed Model 
3:49PM 
1 
R Commander QQ Plot with triangular distribution 
3:34PM 
2 
plotCI() with ggplot2 
3:16PM 
0 
HoltWinters forecasting method 
3:05PM 
1 
Replacing values in a data.frame/matrix 
2:01PM 
0 
When using Rdonlp2 to do a MLE, I got some "system is exactly singular" error 
1:49PM 
1 
Multiple testing corrections on very large vector 
12:49PM 
0 
nlme: Computing REML likelihood value from ML likelihood value 
12:40PM 
2 
How to plot multiple graphs? 
12:27PM 
3 
A plot similar to violin plot 
12:25PM 
1 
creating additional column 
12:07PM 
4 
If Statement 
10:19AM 
1 
lm  interaction factors  same number of items per level in factors? 
10:01AM 
4 
Make R 'Beep' 
9:47AM 
1 
(no subject) 
9:24AM 
1 
Read data.frame from clipboard 
9:14AM 
1 
repeat matrix column within each array third dimension 
8:33AM 
1 
How to sort using a predefined criterion 
5:39AM 
1 
problem in plot after calculating the derivative 
4:27AM 
3 
This is supposed to predict a time series?! 
4:09AM 
1 
Nesting random effects in lmer 
4:08AM 
1 
ok to use glht() when interaction is NOT significant? 
3:52AM 
1 
MCMC_glm models 
3:51AM 
2 
extract rows with unique values from data.frame 
3:20AM 
4 
beamer overlays with Sweave? 
3:13AM 
3 
allocating factor levels 
3:08AM 
1 
Sorting 
2:51AM 
1 
SEM error 
12:34AM 
1 
compiling r with icc 

Monday March 7 2011 
Time  Replies  Subject 
11:16PM 
0 
what controls the limits of x axis in hclust 
10:53PM 
1 
postscript cuts off left margin 
10:10PM 
1 
More appropriate optimization routine? 
9:12PM 
2 
How to reference a package in academical paper 
9:05PM 
0 
survest() for cph() in Design package 
8:53PM 
1 
Rmpi fails to install 
8:27PM 
2 
use "caret" to rank predictors by random forest model 
7:17PM 
3 
generate 3 distinct random samples without replacement 
6:29PM 
3 
linear mixed model with nested factors 
5:50PM 
1 
Risk differences with survey package 
5:48PM 
0 
Help with uniform distribution 
5:28PM 
4 
png inside loop 
3:21PM 
2 
Sweave with scan()ed data 
2:52PM 
4 
Teaching R: To quote, or not to quote? 
2:35PM 
0 
Re transaction list transformation to use rpart. 
1:46PM 
1 
a numeric problem 
1:45PM 
0 
Conflict between gam::gam and mgcv::gam 
1:37PM 
1 
XYPLOT  GROUPING WITH TWO CATEGORICAL VARIABLES 
1:33PM 
1 
species projected in a ordiplot 
1:15PM 
1 
null model for a single species? 
11:57AM 
0 
clustersets comparison 
11:54AM 
1 
Array Help 
9:05AM 
1 
Associating the day of week to a daily xts object 
9:03AM 
0 
Difference between the Splus influence and R empinf functions 
7:38AM 
0 
Error in colnames: target of assignment expands to nonlanguage object 
7:08AM 
2 
rowSums  am I getting something wrong? 
5:34AM 
4 
Replace for loop when vector calling itself 
5:11AM 
4 
attr question 
5:11AM 
2 
Preferred way to create bubble plots? 
3:25AM 
1 
help needed with histogram plotting 
3:13AM 
5 
Parsing question, partly comma separated partly underscore separated string 
3:03AM 
2 
lavaan diagram 
12:34AM 
1 
WG: Reference classes: error with missing arguments in method calls 

Sunday March 6 2011 
Time  Replies  Subject 
11:42PM 
2 
Monte carlo help 
10:49PM 
4 
sorting & subsetting a data.frame 
10:34PM 
1 
transaction list transformation to use rpart. 
6:52PM 
1 
bootstrap 
2:50PM 
1 
Procedural prgramming 
2:32PM 
1 
Seeking guidance in package creation when it contains s4 class 
2:03PM 
1 
Writing Rd files 
12:37PM 
1 
Plot and curve inside C++ 
10:04AM 
1 
read.table mystery 
8:34AM 
1 
read.ssd() from foreign package 
2:39AM 
2 
How to load load multiple text files and order by id 
1:20AM 
2 
Can body() return a function's body intact, in order, and as characters ready for editing? 

Saturday March 5 2011 
Time  Replies  Subject 
11:31PM 
1 
file mode lost in file.copy()? 
11:29PM 
2 
please help ! label selected data points in huge number of data points potentially as high as 50, 000 ! 
10:38PM 
2 
Grouping data in ranges in table 
8:02PM 
2 
testing power of correlation 
6:56PM 
3 
subsetting data by specified observation number 
6:36PM 
1 
get name of script from where the command is invoked 
5:36PM 
0 
extractModelParameters HELP!!! 
5:29PM 
1 
displaying label meeting condition (i.e. significant, i..e p value less than 005) in plot function 
4:45PM 
0 
Creating a code 
4:36PM 
2 
How to show non user defined data set such as cu.summary (from rpart)? 
12:44PM 
0 
out of bound 
12:38PM 
2 
subscript out of bounds 
12:06PM 
3 
Change panel background color in spplot() 
11:56AM 
3 
R Statistical Package Installation 
5:28AM 
2 
lattice: drawing strips for singlepanel plots 
4:34AM 
1 
generating factors from the edit function 
4:15AM 
1 
pvclust crashing R on Ubuntu 10.10 
2:52AM 
0 
loess function takes long to estimate 
1:46AM 
0 
Course: R for Predictive Modeling: A HandsOn Introduction 
12:37AM 
2 
Repeating the same calculation across multiple pairs of variables 

Friday March 4 2011 
Time  Replies  Subject 
11:57PM 
4 
xts POSIXct index format 
11:11PM 
0 
Trimmed SpearmanKarber 
11:01PM 
3 
integrate a fuction 
9:39PM 
1 
grouping data 
8:37PM 
1 
Units and dimensions in grid object 
8:00PM 
2 
Lepage Test 
7:03PM 
2 
glht: Problem with symbolic contrast for factors with numberlevels 
6:54PM 
1 
Probabilities outside [0, 1] using Support Vector Machines (SVM) in e1071 
5:24PM 
3 
retrieve x y coordinates of points in current plot 
5:22PM 
3 
S. function calculating x + y 
5:15PM 
1 
r.dll 
4:21PM 
2 
make an own (different) color legend with spplot() 
4:18PM 
2 
Reading in and manipulating multiple data sets from the same input file 
4:02PM 
1 
Problem with tcltk 
3:47PM 
2 
apply.rolling() to a multi column timeSeries 
2:54PM 
1 
AIC on GLMM pscl package 
2:50PM 
1 
a simple problem 
2:16PM 
1 
Environment variable PATH in Windows 
2:16PM 
1 
Question in Chisquared test, can I do it with percentage data? 
2:05PM 
2 
Rstudio question 
1:54PM 
1 
linear model  lm (Adjusted Rsquared)? 
1:50PM 
3 
delete rows whose sum is X 
1:40PM 
3 
Coefficient of Determination for nonlinear function 
1:31PM 
2 
Creating a .png with just an expression() in it 
1:18PM 
2 
sum of digits or how to slice a number into its digits 
12:41PM 
0 
Problem w/ function 
11:48AM 
1 
Multiline input to rsympy 
11:33AM 
1 
Time series analysis for a daily series 
11:08AM 
2 
Anyone know a forum for stats advice? 
10:21AM 
0 
Cannot find JRI native library 
10:14AM 
3 
Generic mixup? 
10:11AM 
1 
column removing under certain conditions 
10:04AM 
2 
overleap an iteration within a forloop when error message produced 
9:43AM 
0 
scramble items 
9:11AM 
4 
cv.lm syntax error 
8:39AM 
3 
Zero Inflated Distributions 
8:17AM 
1 
lattice: wireframe "eats up" points; how to make points on wireframe visible? 
7:42AM 
4 
How two compare two matrixes 
6:24AM 
1 
Question about Chisquared test 
6:08AM 
2 
How to copy data from data.frame to matrix 
5:47AM 
1 
advice on classes/methods/extending classes 
5:12AM 
0 
Help required for rpart package 
5:09AM 
2 
questions about using loop, while and next 
3:18AM 
1 
Problems with a function warning 
2:23AM 
4 
Floating points and floor() ? 

Thursday March 3 2011 
Time  Replies  Subject 
10:43PM 
2 
Plotting Mean in plotting degree distribution 
10:04PM 
0 
'merge' function creating duplicate columns names in the output 
9:58PM 
3 
creating a count variable in R 
9:35PM 
1 
lattice: How to increase space between ticks and labels of zaxis? 
9:09PM 
2 
plot, yaxis, uneven scale??? 
9:02PM 
2 
PCA  scores 
8:03PM 
1 
Scatter plot with multiple data sets 
7:56PM 
0 
Interpreting the coefficient of an interaction between continuous variables in a regression model 
6:59PM 
1 
embed latex beamer sans serif default font into R plot 
6:44PM 
1 
Ploting Histogram with Y axis is percentage of sample for each bin 
5:52PM 
2 
lattice custom axis function  right side margins 
5:11PM 
0 
Normalising proportional binomial data that has a set top value 
4:12PM 
1 
Calling a function to store values 
4:07PM 
0 
Recodifying a factor due to results in lm 
3:57PM 
0 
R Course***Advanced Statistical Modeling in R by XLSolutions Corp 
3:53PM 
0 
Analytical Hierarchical Process (AHP) in R? 
3:43PM 
1 
Error in model.frame.default 
2:55PM 
1 
sqlFetch (RODBC) question 
2:08PM 
0 
m out of n bootstrap 
2:03PM 
3 
Probabilities greather than 1 in HIST 
2:00PM 
2 
Ordering several histograms 
1:44PM 
1 
vector("integer", length) : vector size specified is too large 
1:15PM 
2 
Greek character and R 
12:07PM 
0 
Fractional degree of differencing, d 
10:53AM 
3 
R usage survey 
10:06AM 
1 
Applying function to multiple data 
9:22AM 
6 
Developing a web crawler 
9:07AM 
2 
Multivariate Granger Causality Tests 
5:14AM 
2 
Import/convert PMML to R model 
4:04AM 
1 
as.POSIXct show milliseconds with format 
3:45AM 
1 
Nonconformable arrays 
3:19AM 
3 
What am I doing wrong with this loop ? 

Wednesday March 2 2011 
Time  Replies  Subject 
10:14PM 
1 
Create a zoo/xts Time Series with Millisecond jumps 
9:58PM 
0 
looping through data in sections and performing a function on each one 
9:52PM 
1 
how to delete empty levels from lattice xyplot 
9:07PM 
2 
clustering problem 
8:25PM 
0 
spplot()  costumize the colorlegend 
8:16PM 
1 
merge( , by='row.names') slowness 
6:51PM 
1 
trouble loading ggplot2 using R 
5:51PM 
0 
please help with interaction.plot 
5:30PM 
1 
Line numbering in Sweave 
4:55PM 
1 
power regression: which package? 
4:50PM 
2 
Creating a weighted sample  Help 
4:39PM 
0 
Step by step procedure for the application of Threshold model 
4:10PM 
1 
GLM / Logistic Regression Problem 
3:47PM 
5 
message: please select CRAN mirror 
3:42PM 
2 
Vector manipulations 
3:40PM 
1 
How to extrapolate a model 
3:34PM 
0 
Probit Analysis and Interval Calculations for different LD50s 
3:33PM 
0 
Question regarding vector manipulation 
3:14PM 
0 
Selecting a subsample so that it follows a distribution. 
3:10PM 
2 
how to simplify a data.frame and add the counts of duplicate rows as a new column 
2:31PM 
2 
*** caught segfault *** when using impute.knn (impute package) 
2:28PM 
0 
Find downstream values in a network 
2:19PM 
1 
Refine ARMA model 
2:13PM 
4 
Contingency table in R 
1:50PM 
1 
how many records for suitable regression 
1:43PM 
3 
transform table to matrix 
11:48AM 
4 
Plot with same font like in LaTeX 
11:44AM 
2 
R and Android 
10:01AM 
2 
problem with glm(family=binomial) when some levels have only 0 proportion values 
9:19AM 
1 
pb with Date format using filled.contour 
8:41AM 
3 
Rcommander 
8:23AM 
0 
R2PPT  Insert data.frame 
5:28AM 
0 
the features of the truth 
4:52AM 
1 
a question on sqldf's handling of missing value and factor 
2:45AM 
1 
merge in data.tables  "nonvisible" 
1:50AM 
0 
Plotting a 3D histogram 

Tuesday March 1 2011 
Time  Replies  Subject 
11:36PM 
1 
does rpy support R 2.12.2 
11:06PM 
3 
Difference in numeric Dates between Excel and R 
10:20PM 
1 
How to prove the MLE estimators are normal distributed? 
9:55PM 
1 
splitting and stacking matrices 
9:49PM 
0 
Major update to rms package 
9:36PM 
3 
error in saved .csv 
9:25PM 
1 
How to understand output from R's polr function (ordered logistic regression)? 
9:07PM 
1 
Pairwise TTests and Dunnett's Test (possibly using multcomp) 
8:43PM 
1 
Logistic Stepwise Criterion 
7:38PM 
1 
glht() used with coxph() 
7:32PM 
2 
expression help 
7:19PM 
3 
inefficient ifelse() ? 
7:10PM 
3 
Export R dataframes to excel 
7:07PM 
0 
odbcConnectExcel2007 creates corrupted files 
6:29PM 
1 
Lattice: useOuterStrips and axes 
6:15PM 
1 
more boa plots questions 
6:10PM 
0 
Adjusting values via vectorization 
5:01PM 
2 
Does POSIXlt extract date components properly? 
4:58PM 
2 
problems with playwith 
4:53PM 
1 
Speed up sum of outer products? 
4:34PM 
1 
Problem on flexmix when trying to apply signature developed in one model to a new sample 
4:22PM 
2 
bootstrap resampling  simplified 
3:18PM 
0 
Quantreg model error and goodness of fit 
2:07PM 
2 
High standard error 
1:50PM 
0 
unicode&pdf font problem RESOLVED 
12:55PM 
1 
Components of variance with lme 
11:30AM 
0 
Hi 
10:58AM 
0 
df.residual for rlm() 
10:49AM 
1 
which does the "S.D." returned by {Hmisc} rcorr.cens measure? 
10:41AM 
3 
Is there any Command showing correlation of all variables in a dataset? 
10:30AM 
2 
bootstrap resampling question 
10:01AM 
1 
RWinEdt difficulties 
9:27AM 
2 
How to Save R library data into xls or dta format 
9:06AM 
1 
tricky (for me) merging of data...more clarity 
6:24AM 
1 
Explained variance for ICA 
4:17AM 
1 
getting attributes of list without the "names". 
3:18AM 
2 
Simulation 
2:17AM 
2 
Entering table with multiple columns & rows 
12:39AM 
0 
selection of a subset from a loop 
12:14AM 
2 
regression with categorical nuisance variable 