Tuesday May 31 2011 
Time  Replies  Subject 
11:32PM 
2 
Forcing a negative slope in linear regression? 
10:23PM 
2 
count value changes in a column 
9:19PM 
1 
Plotting nondetects a different color 
9:08PM 
1 
Problem with % in an example when running R CMD check 
8:46PM 
0 
Mantel  like analysis 
8:35PM 
2 
In a formula, what is the interaction of the intercept and a factor? 
7:46PM 
1 
how to tell if two file paths refer to the same file 
7:36PM 
2 
Problem with package development 
7:04PM 
0 
filling in a dataframe with another dataframe 
6:51PM 
1 
How to get the rows corresponding to the maximum of a factor 
6:15PM 
2 
OT: Pie charts 
5:55PM 
1 
Coercing in R and in C (RExtensions) 
5:31PM 
1 
while loop problems 
5:30PM 
0 
ENC: Using lm() combined with sapply 
5:26PM 
2 
Latin Hypercube Sampling with a condition 
3:41PM 
0 
Identifying rows that violate association rules 
3:22PM 
0 
Using lm() combined with sapply 
2:44PM 
1 
reshape::cast: invalid 'yinds' argument 
2:12PM 
1 
Please HELP 
1:43PM 
1 
how to store object without loosing their class property 
1:41PM 
1 
where two matrices differ? 
1:36PM 
2 
creating a vector from a file 
1:15PM 
1 
splom Tick Location 
12:40PM 
0 
mblm with more than 1400 points ...processing time 
12:12PM 
2 
newbie: fourier series for time series data 
11:43AM 
3 
Compiling Ccode in Windows 
11:11AM 
1 
how to define PKG_CONFIG_PATH ? 
10:52AM 
1 
Metafor: Differences between two categories of a moderator 
10:25AM 
2 
Text Summarization 
10:10AM 
0 
Plot duplicate csv columns 
9:33AM 
0 
Installing R on ubuntu 10.04 LTS :solved 
7:03AM 
2 
correlatation matrix 
6:45AM 
0 
Finding the adjusted confidence intervals in a group sequential trials (akin to GroupSeq), but in a simulation setting 
3:28AM 
0 
rtmvt 
2:20AM 
3 
DateTime Math in R  POSIXct 

Monday May 30 2011 
Time  Replies  Subject 
10:04PM 
2 
Basic question about three factor Anova 
9:47PM 
2 
Group by multiple variables 
9:21PM 
0 
2D random walk with traps convert C++ code to R code 
8:22PM 
3 
Transforming a data matrix into a vector 
6:34PM 
0 
Problem with GAM 
5:30PM 
1 
Error in minimizing an integrand using optim 
5:16PM 
0 
[lattice] group by two factors 
4:04PM 
1 
Need help reading website info with XML package and XPath 
3:32PM 
0 
Problems with lme4 and cholmod_start 
3:24PM 
0 
Question of the XLConnect package 
3:18PM 
3 
Syntax for lattice scales argument with a*b 
2:02PM 
1 
Is there a (virtual) class that all R objects inherit from? 
1:50PM 
0 
Mean of three inconsistent curves 
1:44PM 
0 
Analysis of Dispersion 
1:36PM 
4 
Test for list membership 
1:15PM 
0 
Exponential smoothing 
11:43AM 
0 
gls and phi1 >1 (phi larger than one) 
11:26AM 
1 
simulation 
9:30AM 
0 
definition of meq at spg 
9:16AM 
0 
Row and column normalization 
9:10AM 
0 
how to interpret coefficients from multiclass svm using libsvm (for multiclass RSVM) 
7:56AM 
1 
Several Regression by combinations variables 
6:01AM 
2 
Value of 'pi' 
12:10AM 
3 
ideas about how to reduce RAM & improve speed in trying to use lapply(strsplit()) 

Sunday May 29 2011 
Time  Replies  Subject 
11:28PM 
1 
why does scan(gzfile("file"), what='integer') import data as mode "character" ? 
8:52PM 
1 
One main caption for an mfrow=c(2,1) plot window 
8:51PM 
3 
how to combine two data frames via factors (or somehow else) 
8:25PM 
1 
reshape with function(x,y)? 
7:27PM 
1 
Hello! 
7:20PM 
2 
Why do not prevent users from creating a local copy of c() ? 
5:45PM 
1 
constructing nxn matrices involving calculations& conditions based on other tables 
5:30PM 
1 
Fitting spline using Pspline 
2:52PM 
1 
Oddity: I seem to have a variable in a dataframe that doesn't show in colnames()  can anyone advise? 
10:07AM 
1 
dynamic programming 
8:54AM 
2 
Applying a function to a subset 
1:05AM 
1 
Setting max. iterations for lmer 

Saturday May 28 2011 
Time  Replies  Subject 
11:27PM 
1 
Relevel() catagorical variables in a GLM 
11:27PM 
1 
EMA package 
9:41PM 
1 
Installing package rgdal 
9:22PM 
1 
How to do operations on zoo/xts objects with Monthly and Daily periodicities 
9:02PM 
1 
newbie xml parsing question 
8:15PM 
0 
R on SMP... 
6:48PM 
3 
Changing the name of the "R" process in top 
6:21PM 
3 
tm package 
6:12PM 
3 
Three sigma rule 
6:08PM 
1 
prcomp & eigenvectors ... ?? 
5:45PM 
2 
Observation in a confidence ellipse 
5:04PM 
0 
how to train ksvm with spectral kernel (kernlab) in caret? 
4:54PM 
1 
Questions regrading the lasso and glmnet 
4:50PM 
2 
Markov Chain model coding 
2:58PM 
1 
Enquiry on Vrtest 
1:09PM 
2 
Nested design 
12:54PM 
2 
remove ", " at the end of each line for all lines except the first line in a data frame 
11:19AM 
2 
ftable: how to replace NA and format entries without changing their mode? 
10:28AM 
1 
Error loading workspaces after upgrade 
10:21AM 
0 
ftable (accidentally?) increases column widths 
10:16AM 
1 
ggplot pale colors 
7:36AM 
2 
reduce printing accuracy 
4:08AM 
0 
Sobol Sequences  Convergence Issues 

Friday May 27 2011 
Time  Replies  Subject 
10:08PM 
2 
help with barplot 
10:04PM 
1 
Arrange a multilevel list to a onelevel list 
9:32PM 
4 
network package in R 
9:14PM 
1 
Normality test 
9:06PM 
1 
FW: FW: Unable to Plot using headers (converting to Numeric) 
8:43PM 
1 
FW: Unable to Plot using headers. 
7:34PM 
2 
Use apply on a function with multiple argument including a matrix ? 
7:12PM 
4 
how to add row index based a categorical column 
6:35PM 
1 
Unable to Plot using headers. 
6:00PM 
2 
Speed up an R code 
6:00PM 
0 
cluster analysis on extreme event 
5:27PM 
4 
Plot rows of CSV 
5:12PM 
1 
Help with Rmpi install 
4:38PM 
1 
Error with BRugs 0.53 and 0.71, on Win7 with R 2.12.2 and 2.13.0 (crashes R GUI) 
4:29PM 
0 
lubridate, as.POSIXct and a vector of times: bug or feature?? 
4:00PM 
1 
continuous time AR(1) 
3:55PM 
1 
eigenvalues and correlation matrices 
3:44PM 
0 
RE How to convert an ftable object to a matrix including the row names? 
3:29PM 
0 
object not found with %dopar% when using foreach 
2:03PM 
1 
Put names in the elements of lapply result 
1:28PM 
0 
How to process raw trip records to get number of persons per trip by vehicle 
12:39PM 
0 
mediate 
11:29AM 
2 
"useR! 2011" Tshirt competition 
11:10AM 
1 
Subset command and the : operator 
10:11AM 
0 
Plot mismatch distributions in R 
9:55AM 
1 
errorest of library iprde: specifiying parameters for regularized DA 
9:28AM 
0 
stinterp/spline  uniroot problem 
8:23AM 
1 
finding derivative of a data series in R 
7:48AM 
1 
lattice  change background strip color in one panel 
7:23AM 
1 
Help to improve existing RCode 
7:14AM 
0 
saving multiple arrays from a foreach loop 
5:41AM 
1 
How to convert an ftable object to a matrix including the row names? 
2:14AM 
0 
System is computationally singular error for plm random effects models 
1:28AM 
1 
Email spam from my account on May 26, 2011 

Thursday May 26 2011 
Time  Replies  Subject 
11:35PM 
2 
zoo column names 
10:28PM 
0 
time series comparison 
10:06PM 
2 
summing array elements 
10:05PM 
4 
Applying "toupper" to only portions of text strings 
9:22PM 
4 
Different behavior of median and mean function  Why? 
9:15PM 
1 
RSize Limit (Confused) 
9:09PM 
3 
change function scope? 
8:53PM 
1 
error message %1 is not a valid Win32 application. 
8:32PM 
1 
Custom CDF Entrez ID for MacOS 
8:18PM 
2 
NaN, Inf to NA 
7:29PM 
1 
Question about ggplot2 
7:02PM 
0 
confidence interval on mean in logregression 
6:30PM 
3 
Suppress intermediate results on console 
6:11PM 
0 
'constrained' negative.binomial model estimates 
5:56PM 
5 
Survival: pyears and ratetable: expected events 
5:03PM 
1 
R import glitch "missing data" 
4:58PM 
0 
interpolation and extremum location of a surface 
4:24PM 
1 
matrix not working 
3:35PM 
2 
3 Y axis possible? 
3:23PM 
1 
Plotting device does not show all graphs 
3:20PM 
0 
bringing worldclim data into R 
3:19PM 
2 
matching by gender and age 
3:01PM 
1 
table of Design regressions? 
2:35PM 
1 
JGR/Deducer Installation 
12:42PM 
4 
predictive accuracy 
12:22PM 
1 
Divide matrix into multiple smaller matrices 
11:02AM 
3 
text mining 
10:09AM 
1 
Using read.xls 
10:02AM 
1 
R2.10.1 to R2.13.0 
10:01AM 
1 
split data frame and manipulate 
8:45AM 
2 
Plot binomial regression line 
7:26AM 
1 
R proxy settings for Mac 
7:02AM 
1 
dataframe  column value calculation in R 
5:53AM 
1 
ordiellipse 
5:29AM 
0 
all possible regression 
5:25AM 
2 
likelihood ratio test 
4:49AM 
2 
What am I doing wrong with sapply ? 
3:31AM 
1 
Thiel's Uncertainty Coefficient 
2:21AM 
1 
problems getting the splm package installed 
1:36AM 
0 
Using deriv3() in a separated nonlinear regression model 
1:14AM 
0 
R svm prediction kernlab 

Wednesday May 25 2011 
Time  Replies  Subject 
11:25PM 
1 
Time and db precision 
11:20PM 
1 
LBFGSB and parscale in optim() 
8:49PM 
0 
text mining  text comparing 
7:42PM 
3 
how to compute the inverse percentile of a given observation w.r.t. a reference distribution 
7:25PM 
3 
Accessing elements of a list 
7:08PM 
0 
Job opening at Harvard Business School 
6:51PM 
1 
matrix Manipulation... 
4:55PM 
1 
Subtracting rows by id 
4:18PM 
1 
[Fwd: Re: the mgcv package can not be loaded] 
4:02PM 
3 
Trouble Combining With Paste 
3:42PM 
2 
Importing fixedwidth data 
2:19PM 
2 
Fwd: transpose ? 
2:07PM 
1 
transpose ? 
12:56PM 
2 
barplot groups of different size i.e. height is NOT a matrix 
12:52PM 
1 
Multinomial Logistical Model 
12:49PM 
1 
Adjusted Rate Ratios in R 
11:22AM 
0 
connection problem 
10:22AM 
0 
issues with rJava; cannot run JRI example 
10:06AM 
2 
What does "smaller than" comparison do on strings? 
9:28AM 
2 
stepwise selection cox model 
9:25AM 
0 
combined odds ratio 
9:12AM 
0 
Fw: questions about rpart  cont. 
9:08AM 
0 
approximate function and find local peaks (Maxima or Minima) 
8:54AM 
1 
help with tune.svm() e1071 
8:46AM 
1 
select levels of factor variables 
8:02AM 
1 
Print the content of several columns in only one 
7:06AM 
0 
questions about rpart 
4:54AM 
1 
plotting texas school district using shape files 
4:29AM 
3 
Processing large datasets 
1:12AM 
0 
Adding Mean to Notched Box Plots 

Tuesday May 24 2011 
Time  Replies  Subject 
11:33PM 
1 
gbm package: plotting a single tree 
10:56PM 
2 
How to call an external program/web page under R for Mac OS? 
10:53PM 
1 
Interactive plots or graphics libraries for R? 
10:36PM 
0 
Simulating data with conditions 
10:18PM 
1 
Random Forest 
9:20PM 
2 
R as.numeric() 
7:39PM 
1 
ANOVA Residual SS and MS of 0 
7:08PM 
1 
Count of rows while looping through data 
7:03PM 
2 
Data Frame housekeeping 
7:00PM 
2 
Order a matrix 
6:54PM 
3 
Beginner Question: List value without Levels 
6:34PM 
0 
superimposing some random points on a plot 
6:34PM 
4 
writing dates to a file 
6:07PM 
1 
anyone using LARS package in R 
5:56PM 
1 
Fortran DLL in Spotfire 
5:40PM 
2 
escape characters in shell commands 
5:34PM 
2 
Extracting day of month from Date objects 
4:50PM 
1 
seeking help on using LARS package 
4:40PM 
1 
R in batch mode 
3:36PM 
2 
Thiessen method 
3:24PM 
1 
Loading an S object into R 
3:03PM 
1 
Opening R in 64bit version by default 
2:04PM 
0 
R  Time Series Regression with a pvalue check for each additional added point. 
1:57PM 
0 
Multivariable model 
1:08PM 
2 
Problem with visualization of power of t test 
12:55PM 
2 
plotting single variables common to multiple data frames 
12:44PM 
1 
power.t.test visualization problem 
12:30PM 
1 
how to eliminate first row in datafile created in do loop 
10:59AM 
0 
(no subject) 
10:59AM 
0 
how to calculate AVE and factorreability? 
10:51AM 
1 
document 
10:17AM 
0 
Fwd: linear regression with replication 
10:00AM 
2 
skip reading a file. 
9:16AM 
1 
references in R 
3:41AM 
1 
histogram with density 
2:09AM 
0 
BiodiversityR GUI error message 
12:31AM 
2 
Apply or Tapply to Build Set of Tables 
12:12AM 
1 
Problem running maxLik on R 

Monday May 23 2011 
Time  Replies  Subject 
11:54PM 
1 
panel.first problem when plotting with formula 
11:23PM 
2 
Analog of least significant difference error bars for proportions 
9:36PM 
0 
Error in backSpline.npolySpline(sp) : spline must be monotone 
9:32PM 
6 
Reading Data from mle into excel? 
9:31PM 
2 
Passing function arguments to dataset names 
9:21PM 
2 
Latent class analysis, selection of the number of classes 
8:13PM 
2 
Formatting names.arg 
8:05PM 
2 
FW: getting time series into r 
6:56PM 
1 
help on permutation/randomization test 
6:11PM 
6 
What are the common Standard Statistical methods used for the analysis of a dataset 
5:33PM 
0 
3D plot with it's quadratic approximation superimposed in same plot 
5:30PM 
3 
getting time series into r 
4:40PM 
1 
denoting posthoc test differences using letters 
4:04PM 
2 
Linear regression  several response variables vs few ind variables 
3:48PM 
1 
weird problem  R is not finding the data for the factor level present in the data 
3:23PM 
0 
storing data from loops 
3:00PM 
2 
days between dates 
2:59PM 
0 
RCurl postForm problem 
2:52PM 
6 
How do I assign boolean (o,1) values to a column? 
2:49PM 
1 
How is the relation between Frequency and Counts in hist/density defined? 
2:40PM 
1 
Applying boxplot.stats to multiple value lists 
2:31PM 
0 
linear regression with replication 
1:43PM 
3 
RGL package installation problem on Centos 
1:33PM 
0 
Debugging foreach loop with doMC 
1:24PM 
1 
predict a MA timeseries 
12:49PM 
1 
Data values on graphics 
12:30PM 
1 
how could I use function invisible to user in my code? 
12:04PM 
1 
so current status of interactive PDF creation isl? trying to explore econometriic convergence thread 
10:59AM 
1 
Remove duplicate elements in lists via recursive indexing 
10:36AM 
0 
Standard error lines within xyplot trellis plots 
10:00AM 
1 
Interpreting the results of the zero inflated negative binomial regression 
9:55AM 
3 
Get contour of a map 
4:00AM 
1 
Help with isolating and comparing data from two files. 
1:54AM 
0 
SNA query 

Sunday May 22 2011 
Time  Replies  Subject 
9:25PM 
2 
Convert dataframe with two factors from wide to long format 
8:49PM 
0 
tm package, makeChunks 
7:28PM 
0 
Manipulating rownames for nMDS 
4:35PM 
1 
using predict.lm function 
11:47AM 
1 
Adding dashlines in R tables 
8:11AM 
1 
How to calculate confidence interval of C statistic by rcorr.cens 
6:11AM 
2 
unwanted coercion using apply 
1:34AM 
2 
Finding solution set of system of linear equations. 
1:33AM 
2 
nls package 

Saturday May 21 2011 
Time  Replies  Subject 
10:53PM 
1 
dealing with sweave.sty and pgfSweave 
8:15PM 
1 
predict 'expected' with eha package 
7:15PM 
2 
(no subject) 
6:23PM 
1 
'apply' with additional class variable 
5:59PM 
1 
convert binary vector to time series of sum(x)/minute 
5:47PM 
1 
How to intantiate a list of data.frames? 
4:51PM 
1 
Group close numbers in a vector 
3:21PM 
1 
predict.gls choking on levels of factor 
1:33PM 
0 
Problem with ANOVA repeated measures: "Error() model is singular" 
1:12PM 
4 
Looping through values in a data frame that are >zero 
11:37AM 
3 
Simple R Question... 
11:26AM 
1 
DocumentTermMatrix error 
7:27AM 
1 
Confidence Interval of Specral Density Plot 
5:18AM 
0 
Trying to install rJava 
4:30AM 
1 
All possible samples for two variables 
3:15AM 
0 
permutation/randomization test assumption on observations 
3:15AM 
2 
unbalanced anova with subsampling (Type III SS) 

Friday May 20 2011 
Time  Replies  Subject 
11:12PM 
2 
Variability plot in R 
9:25PM 
1 
outout clarification of fitdist {fitdistrplus} output 
9:18PM 
1 
Multiple count if style "queries" 
7:54PM 
3 
multilevel 
6:28PM 
0 
glmnet_1.6 fails to install due to unsupported Fortran 90 compiler 
6:15PM 
0 
RPART error 
6:05PM 
3 
Downloading a csv from Dropbox using the shareable link 
4:35PM 
0 
identifying groups 
4:04PM 
0 
WG: Re: source and localhost 
3:57PM 
1 
grep pattern 
3:22PM 
4 
source and localhost 
2:58PM 
1 
DocumentTermMatrix  text minig 
1:33PM 
2 
Memory capacity question for a specific situation 
1:08PM 
0 
"useR! 2011" conference, registration deadline 27 May 
10:52AM 
1 
Contrasts in Penalized Package 
9:49AM 
1 
Factors to Columns 
9:17AM 
5 
regression coefficient for different factors 
7:10AM 
0 
indexing an array of lists: any nicer way? 
6:52AM 
8 
Building Custom GUIs for R 
6:35AM 
0 
Spline Function 
5:20AM 
0 
Rhelp Digest, Vol 99, Issue 17 
4:18AM 
0 
Which package to use when fit Mixture regression model with ...................... 
3:54AM 
3 
Adding a numeric to all values in the dataframe 
2:21AM 
1 
How to do covariate adjustment in R 
1:46AM 
2 
extraction of mean square value from ANOVA 

Thursday May 19 2011 
Time  Replies  Subject 
9:20PM 
1 
KM probability for each subject 
8:40PM 
0 
Flattening lists and environments (was: "how to flatten a list to the same level?") 
8:28PM 
2 
Anyone successfully install Rgraphviz on windows with R 2.13? 
8:08PM 
1 
lmer with 2 random effects with only two levels 
7:42PM 
2 
recursive function 
7:24PM 
1 
mediation 
6:46PM 
0 
a tool for indirect solving of systems of equations 
6:35PM 
1 
How to get rid of the index in result file 
6:29PM 
3 
A better way to do this 
5:32PM 
0 
read.csv and FileEncoding in Windows version of R 2.13.0 
3:44PM 
0 
Heteroskedastic regression model 
3:14PM 
2 
Shrink file size of pdf graphics 
3:05PM 
1 
Converting Variable Name into String 
2:51PM 
1 
Creating a "shifted" month (one that starts not on the first of each month but on another date) 
2:11PM 
1 
Does a data frame have indexes for columns? 
1:58PM 
0 
McKinsey Global Institute Report on Big Data has potential implications for R 
1:43PM 
2 
Problem with Princurve 
1:17PM 
3 
problem with optim() 
1:06PM 
1 
Specifying Splits WhenUusing rpart 
12:07PM 
1 
Pie chart 
11:50AM 
0 
Hi my best freinds 
11:41AM 
1 
svytable and na's 
11:24AM 
2 
balanced panel data 
11:20AM 
2 
Separating boot results 
11:07AM 
1 
dbetagen function in mc2d package 
10:53AM 
2 
foreach: how to create array (of lists) as result? 
10:27AM 
1 
Problems with unsplit() 
9:58AM 
1 
vectorial search for elements with certain attributes 
9:43AM 
1 
BorderLayout by multiple Plots 
9:13AM 
2 
trouble with summary tables with several variables using aggregate function 
8:09AM 
0 
Asciidoc toolchain for vignettes 
7:37AM 
1 
Gui immediately closes when started from commandline 
4:19AM 
2 
Converting the graphics window to a data matrix 
3:47AM 
2 
Add a vector to the values in a specific dimension of an array 
2:38AM 
1 
Finding row in matrix with minimum column 
2:02AM 
5 
identical function names from 2 packages 

Wednesday May 18 2011 
Time  Replies  Subject 
11:56PM 
0 
Ordinal Package 
11:29PM 
2 
Parameter Estimates needed from lmer output 
10:38PM 
0 
using hglm to fit a gamma GLMM with nested random effects? 
10:29PM 
3 
Help, please 
9:21PM 
0 
June ** R ** /S+ Courses: Nationwide Back2back (1) R/S+ Fundamentals and (2) R/SPlus Advanced Programming. in San Francisco, New York City, Washington DC 
8:51PM 
1 
ggplot geom_boxplot vertical margins 
7:58PM 
1 
Covariable Logistic Regression In R 
7:12PM 
2 
Use paste function to select column of data 
6:42PM 
1 
Simple ordering or sorting question 
6:23PM 
1 
data network format and grouping analysis 
6:13PM 
1 
Grouped bar plot 
5:55PM 
1 
Help with Memory Problems (cannot allocate vector of size) 
5:35PM 
1 
assign $y of predict() function output to variable 
5:17PM 
1 
Overlaying maps 
4:54PM 
0 
text mining problem using TM package 
4:37PM 
1 
strucchange package Linux help 
4:33PM 
1 
logistic regression lrm() output 
3:42PM 
1 
Dataset Quasi Poisson 
3:18PM 
4 
Loop stopping after 1 iteration 
2:41PM 
3 
Help with 2D plot of kmean clustering analysis 
2:32PM 
0 
retrieving gbif data 
2:14PM 
1 
Changing order of facet grid in ggplot2 
1:47PM 
3 
R Style Guide  Was Posthoc tests in MASS using glm.nb 
1:47PM 
1 
Convolution confusion: 
1:39PM 
1 
Change pattern in histograms in ggplot2 
1:37PM 
1 
matrix help (first occurrence of variable in column) 
11:15AM 
1 
Need expert help with model.matrix 
10:14AM 
0 
Multidimensional List access 
9:14AM 
2 
Query Gene ontology 
9:03AM 
2 
Rcode in Rfile documentation 
8:55AM 
1 
Integral Symbol 
7:58AM 
0 
XLSM Question 
5:53AM 
3 
Date_Time detected as Duplicated (but they are not!) 
4:57AM 
1 
text mining analysis and word visualization of pdfs 
4:49AM 
0 
scatter plot: multiple Y variables and error bars 
4:18AM 
1 
Constrainted Nonlinear Optimization  lack of convergence 
3:53AM 
1 
How to make array of regression objects 
2:00AM 
1 
PAM Clustering Ignores Cluster Number Parameter 
1:58AM 
0 
Simple MC integration question 
1:54AM 
1 
Multiple plots on one device using stl 

Tuesday May 17 2011 
Time  Replies  Subject 
11:32PM 
0 
hierarchical gamma model in lme4 
8:44PM 
5 
Email out of R (code) 
8:24PM 
4 
subsetting a list of dataframes 
8:04PM 
2 
can not use plot.Predict {rms} reproduce figure 7.8 from Regression Modeling Strategies (http://biostat.mc.vanderbilt.edu/wiki/pub/Main/RmS/course2.pdf) 
7:10PM 
0 
graphs and arrays 
5:31PM 
2 
reshaping issue 
5:24PM 
1 
help with PLSR Loadings 
4:51PM 
2 
submit R package 
4:48PM 
4 
Summarize by two or more attributes 
4:13PM 
1 
adding up elements within a list 
4:10PM 
1 
Help with PLSR with jack knife 
2:49PM 
1 
Problem with MLE 
2:30PM 
0 
Display data.frame as tree? 
2:08PM 
2 
pdf (probability distribution function) and cdf 
1:50PM 
1 
scales argument in bwplot (lattice) 
1:44PM 
2 
Minimum value by ID 
12:20PM 
1 
extract value from mer object ? 
11:31AM 
4 
Box Plot under GUI (R Commander/RKward) 
10:57AM 
1 
epi.2by2 
10:32AM 
0 
Help fit 5 nonlinear models.  Plant growth curves 
10:18AM 
1 
Rscript hangs on exit with ubuntu 11.04 
9:58AM 
1 
Smooth contour of a map 
9:21AM 
0 
Hi! Help using FitARMA package in RExcel 
8:45AM 
3 
gsub() issue... 
8:03AM 
1 
simprof test using jaccard distance 
5:46AM 
1 
Zero counts in an aggregate function 
2:58AM 
0 
auto clustering with Rgraphviz: possible? 
2:27AM 
1 
Dealing with null values Aggregate function 
12:44AM 
0 
Testing. 
12:14AM 
1 
Subsetting depth profiles based on maximum depth by group with plyr 

Monday May 16 2011 
Time  Replies  Subject 
11:27PM 
1 
simulation from truncated poisson 
10:32PM 
0 
Subsetting depth profiles based on maximum depth 
10:31PM 
4 
Problem on glmer 
10:26PM 
1 
pam() clustering for large data sets 
9:13PM 
1 
Inverse autocorrelation fonction 
9:03PM 
2 
about spearman and kendal correlation coefficient calculation in "cor" 
8:29PM 
0 
Draftsman plot axis modification 
8:23PM 
0 
Problem installing Rcplex in ubuntu 
8:19PM 
1 
nlrob(...) returns error message 
8:18PM 
3 
Using a sting in variable names 
8:07PM 
1 
Linear Discriminant Analysis error: "Variables appear constant" 
6:34PM 
0 
using the predict function 
6:23PM 
1 
dir.choose analog of file.choose 
6:17PM 
0 
Fwd: Re: rbind with partially overlapping column names 
6:05PM 
3 
R CMD check: no visible binding for global variable 
5:55PM 
2 
File to MYSQL 
5:46PM 
2 
Posthoc tests in MASS using glm.nb 
4:06PM 
0 
new package SamplingStrata 
3:40PM 
1 
reading multiple .dbf files 
3:37PM 
0 
Logistic regression model returns lower than expected logit 
2:30PM 
0 
SEM Model Not Converging 
2:25PM 
2 
conditional rowsums in sapply 
1:52PM 
0 
RODBC sqlSave colnames argument  export to Excel 
1:42PM 
3 
Simulating correlations with varying sample sizes 
12:54PM 
0 
MANOVA Post Hoc Testing Tukeys 
12:40PM 
2 
wireframe advice  with reproducible code 
12:05PM 
0 
MI help 
9:50AM 
1 
Matrix manipulation in for loop 
9:27AM 
1 
TR: Simulate keyboard 
9:14AM 
1 
help: Using hotelling for a confidence region for PCA scores 
5:44AM 
2 
princomp and eigen 
4:20AM 
1 
Extracting the dimnames of an array with variable dimensions 
12:41AM 
2 
rbind with partially overlapping column names 

Sunday May 15 2011 
Time  Replies  Subject 
7:50PM 
1 
Need help with text processing / string split 
6:42PM 
3 
Adding dates to time series 
4:41PM 
0 
Again on Data Mining 
3:17PM 
1 
pls help: lattice graph with both negative and positive value, x and y cross at 0 and negative value bars are plotted just oppositive direction in contrast to positive 
2:18PM 
4 
DCCGARCH model 
1:06PM 
4 
"Low Pain" Unicode Characters in pdf graph? 
11:50AM 
0 
hotelling and confidence region 
11:25AM 
2 
Unexpected behaviour as.data.frame 
10:51AM 
2 
integrate 
5:31AM 
5 
Question on approximations of full logistic regression model 
1:41AM 
2 
R function that returns an object's search path position XXXX 
12:20AM 
1 
Find String Between Characters 

Saturday May 14 2011 
Time  Replies  Subject 
7:38PM 
1 
Identify Objects that end with .f (and all caps) 
6:51PM 
2 
timezone specification on windows machine 
6:44PM 
2 
changing the day of the week in dates format 
3:41PM 
0 
Get access to my pictures and more 
3:23PM 
1 
Summary.Formula: prmsd and test statistic 
2:01PM 
1 
Using dates on axis with Grid plots 
1:45PM 
1 
(no subject) 
1:24PM 
0 
mlogit error message "Error in X[omitlines, ] < NA : subscript out of bounds" 
12:12PM 
2 
how to merge within range? 
11:28AM 
1 
create structs in R. 
9:48AM 
2 
Survreg object 
9:10AM 
1 
odfWeave 0.7.17 stutters on Debian testing 64bit amd64 systems. 
8:14AM 
1 
Changing Attribute With Paste 
7:30AM 
2 
calling "exists" function inside another function is not working 
1:15AM 
2 
Changing xaxis when dealing with time 

Friday May 13 2011 
Time  Replies  Subject 
11:06PM 
3 
Adding same items together in data.frame 
10:18PM 
0 
How do I break my addiction to for loops!?!? 
10:01PM 
1 
using glmer to fit a mixedeffects model with gammadistributed response variable 
10:00PM 
1 
graphs of gamma, normal fit to a histogram are about half as large as they should be 
9:20PM 
2 
L'abbe plot 
8:57PM 
1 
Russian language in R 
8:13PM 
1 
Plots: I've deleted axes, now to delete space 
6:44PM 
0 
Coloring Continents/Regions of World Map 
6:23PM 
0 
Installation of rattle complains about missing packages 
6:13PM 
0 
Tps error 
5:57PM 
1 
period in scale parameter of prcomp 
4:35PM 
0 
effects package for adjusted predictions 
3:28PM 
2 
Creating dataframes 
3:06PM 
3 
RMySQL problem on Windows 7 32 bit 
2:52PM 
2 
How to store a triangular matrix 
2:49PM 
1 
help with probabilites in cph 
1:42PM 
4 
Quick question: Omitting rows and cols with certain percents of missing values 
12:01PM 
5 
problem with makeSOCKcluster depending on R patch version 
11:44AM 
1 
Error Subscript out of bounds in ca 
11:02AM 
3 
Excel to R 
10:38AM 
6 
Powerful PC to run R 
10:27AM 
2 
to check if a group of values is randomly distributed 
10:27AM 
1 
file size plot pdf 
10:24AM 
0 
wrong argument to TO_CHAR (RODBC)? 
9:45AM 
1 
issue with odfWeave running on Windows XP; question about installing packages under Linux 
9:38AM 
1 
PLSR error 
9:38AM 
2 
biplots for PCA 
9:32AM 
2 
More effective calculation for loop 
7:57AM 
0 
routine for dependent correlation test with stratified random sample 
1:53AM 
1 
Embedding R's math expressions fonts for graphics generated by pdf() and postscript() 
1:35AM 
0 
get adjusted means using the effects package 

Thursday May 12 2011 
Time  Replies  Subject 
11:44PM 
1 
Installing a Package tar.gz in windows 
11:30PM 
1 
about vector to the power of a decimal 
11:04PM 
2 
Can ROC be used as a metric for optimal model selection for randomForest? 
10:38PM 
1 
can't run rjags package in R project 
9:43PM 
0 
R development master class: SF, June 89 
9:23PM 
3 
Help with "apply" 
8:47PM 
2 
Exporting interactive 3D plots with axes and labels 
8:33PM 
3 
assigning creating missing rows and values 
7:47PM 
0 
Mixed Ordinal logistic regression: marginal probabilities and standard errors for the marginal probabilities 
7:41PM 
2 
DCCGARCH model and AR(1)GARCH(1,1) regression model 
7:29PM 
1 
Maximization of a loglikelihood function with double sums 
6:52PM 
0 
Read.xls in gdata 
6:50PM 
1 
Fw: Help with PLSR 
6:15PM 
0 
Sensitivity Analysis: Morris method  argument "scale" 
6:14PM 
2 
Assistance R 
6:06PM 
1 
extract integers from string 
5:57PM 
1 
do.call and applying na.rm=TRUE 
5:38PM 
0 
confint.multinom() slow? 
4:50PM 
2 
group length 
4:40PM 
3 
Survival Rate Estimates 
4:33PM 
1 
Saving misclassified records into dataframe within a loop 
4:25PM 
2 
Change font size in Windows 
3:56PM 
1 
problem with mediation 
3:40PM 
3 
problem converting character to dates 
3:15PM 
1 
log transformation and mean question 
3:02PM 
1 
Errors and line numbers in scripts? 
2:33PM 
1 
(no subject) 
1:57PM 
1 
separate date and time 
1:36PM 
1 
Simple 95% confidence interval for a median 
12:32PM 
2 
Simple order() data frame question. 
11:34AM 
0 
deiversity / density 
11:01AM 
1 
strength of seasonal component 
9:09AM 
1 
R won't start keeps crashing 
8:46AM 
3 
Binomial 
7:58AM 
2 
How to extract information from the following dataset? 
6:37AM 
3 
lm and anova 
2:23AM 
2 
Row names and matrixs 
12:04AM 
0 
map.market  font customisation 

Wednesday May 11 2011 
Time  Replies  Subject 
11:11PM 
2 
changes in coxph in "survival" from older version? 
9:55PM 
1 
mtext text size (cex) doesn't match plot 
9:44PM 
1 
foreach(): how to do calculations "between" two foreach loops? 
9:21PM 
1 
selecting data from table with timestamp 
8:46PM 
2 
Line feed for a long character string 
8:28PM 
1 
Problem with constrained optimization with maxBFGS 
7:43PM 
3 
Reordering inputs 
6:22PM 
0 
Revolutions Blog: April Roundup 
5:12PM 
2 
hierarchical clustering within a size limit 
4:54PM 
3 
Uploading CSV file into R 
4:46PM 
3 
ddply with mean and max... 
3:22PM 
1 
Help with gam 
3:12PM 
2 
R versions for Red Hat Linux 
2:51PM 
2 
issue with graph package in using RBGL ‘'graph' is not a valid installed package’" 
2:23PM 
1 
Adding legend to heatmap 
2:16PM 
0 
Init nnetTs (or nnet?) with a former Neural Net 
2:09PM 
0 
Problems with tcltk 
1:28PM 
1 
Repeating an MLE experiement 
1:17PM 
1 
filtering out unwanted words in a Term Document Matrix 
12:45PM 
1 
Parantheses highlighting 
11:55AM 
1 
deleting rows containing a letter 
11:42AM 
1 
displaying derived coefficients in lm 
11:31AM 
0 
new package 'mvmeta' to perform multivariate metaanalysis 
11:12AM 
1 
Adding reference line or plane to cloud or wireframe 
11:04AM 
3 
Vermunt's LEM in R 
10:51AM 
1 
Help with contrasts 
9:12AM 
3 
Loop over a split string 
9:11AM 
2 
Dotplot (package Hmisc) with groups: colours and symbols 
8:53AM 
1 
Recompile a package 
8:26AM 
1 
Total effect of X on Y under presence of interaction effects 

Tuesday May 10 2011 
Time  Replies  Subject 
11:16PM 
0 
Help documentation in extractAIC 
10:23PM 
1 
Problem rgl 
9:33PM 
0 
DCCGARCH model and AR(1)GARCH(1, 1) regression model  help needed.. 
8:51PM 
3 
metaMDS and envfit: Help reading output 
8:11PM 
0 
multinomial regression model 
8:10PM 
1 
specifying scales in lattice xyplot makes the lines disappear? 
6:55PM 
1 
Power Spectrum from STFT (e1071)? 
6:10PM 
1 
for loop populate matrix 
5:16PM 
1 
Converting ordinal dates and time into sensible formats 
4:54PM 
1 
ggplot2 and add circle 
3:44PM 
0 
maximize portfolio return under risk target 
3:38PM 
1 
fitting nonintercept model with lrm 
3:06PM 
2 
need to delete by time, not date 
3:05PM 
0 
Problems with symbol in evaluate expression function in axis labels 
2:55PM 
0 
Default Colors in Script 
1:30PM 
0 
Plotting confidence Intervals 
10:32AM 
0 
Join and Meet on Lattice 
8:52AM 
1 
Cumulative dose in survival models 
6:26AM 
1 
Scale time series in a way that 90% of the data is in the 0.9/ +0.9 range 
4:34AM 
1 
Installing package 
3:44AM 
1 
Weird read.xls behavior 
2:50AM 
2 
sample weights in ols 
2:46AM 
1 
SQP with Constraints 
1:36AM 
1 
Saving multiple 3x3 TIFF graphics inside a loop 
1:29AM 
1 
Reading a large netCDF file using R 
12:57AM 
1 
Filtering out bad data points 
12:56AM 
1 
Question Using Old R Packages 

Monday May 9 2011 
Time  Replies  Subject 
11:45PM 
1 
Stirlings Approximation 
10:54PM 
0 
Help with options("contrasts") 
10:00PM 
0 
Lattice: splom plots for different factors with correlation in lower.panel 
9:21PM 
2 
Creating Observation ID 
6:46PM 
1 
Setting NA to blank 
6:30PM 
0 
Approximate name matching 
5:39PM 
0 
arima residuals 
5:36PM 
1 
Fortran Symbol Name not in Load Table 
3:57PM 
2 
Vectorizing a function: what does it mean? 
2:20PM 
2 
Time Series 
2:07PM 
2 
Using NULL to my data? 
2:06PM 
2 
Round down to earliest hour or half hour 
1:40PM 
2 
Create subsets of data 
12:58PM 
3 
Recursive Indexing Failed 
10:40AM 
3 
converting a matrix or data.frame into an html table 
9:48AM 
0 
Mixeddesign ANOVA: 2 betweensubject factors and 1 withinsubject factor 
9:06AM 
5 
Suppressing iterations in DEoptim 
8:44AM 
0 
Rule based Classification 
8:19AM 
1 
rquest for help 
2:51AM 
2 
reading a ".mdf" file in R 
12:28AM 
1 
discriminant analysis 

Sunday May 8 2011 
Time  Replies  Subject 
11:50PM 
1 
HosmerLemeshow 'goodness of fit' 
11:41PM 
2 
Pretty printing numbers 
11:20PM 
0 
Conditional values of a vector XXXX 
9:15PM 
2 
Error in AnnotationDbi package  makeProbePackage 
8:09PM 
1 
ARMA 
7:08PM 
1 
Plotting n a scale up to 6 decimal places 
7:07PM 
3 
Another quantmod question 
6:48PM 
2 
help with mysql and R: partitioning by quintile 
5:54PM 
1 
package update 
4:58PM 
1 
new to loops 
3:10PM 
2 
Rearranging variables in table in nonalphabetical (manually specified) order 
1:27PM 
1 
Syntax for iter.max in rms 
9:31AM 
1 
question about val.surv in R 
9:06AM 
3 
%in% operator  NOT IN 
6:36AM 
1 
questions about the output of "gee" and its summary 
5:51AM 
0 
The 4th Chinese R Conference (Beijing, May 28, 2011) 

Saturday May 7 2011 
Time  Replies  Subject 
11:09PM 
3 
how to not match partial names 
10:34PM 
1 
generate multiple mvrnorm samples using applylike 
9:57PM 
1 
XSQUARED of resids ? 
6:24PM 
4 
how to calculate the mean of a group in a table 
5:26PM 
1 
Cannot read in a csv file. 
5:03PM 
0 
(no subject) 
4:53PM 
1 
spdep::poly2nb problem 
4:37PM 
3 
help!! warning:only the first element has been used 
2:38PM 
2 
write.table vs. read.table and the argument "fill" 
1:54PM 
1 
venn diagramm 
10:54AM 
1 
Exporting list with unequal length of rows 
8:16AM 
1 
Printing a title for an object in the console when writing a function XXXX 
8:06AM 
1 
Evaluating a multivariable function XXXX 
6:38AM 
2 
Convenienceattheexpenseofclarity (was: quantmod's addTA plotting functions) 
4:17AM 
5 
plotting confidence bands from predict.nls 
1:10AM 
2 
Help with Using gtext in gWidgetsWWW for Outputting Results to Webpage 
12:59AM 
1 
save and load user modifications of options 

Friday May 6 2011 
Time  Replies  Subject 
11:11PM 
0 
My First Attempt at Screen Scraping with R 
11:00PM 
1 
Sweave: no eps fig 
10:22PM 
2 
coxph and survfit issue  strata 
9:32PM 
1 
(no subject) 
9:29PM 
1 
Replacing missing values with values before it 
9:17PM 
1 
Generalized Hyperbolic distribution 
8:25PM 
1 
Weighted box or violin plots in Lattice? 
8:15PM 
1 
convert count data to binary data 
8:13PM 
0 
Fw: grid 
8:12PM 
1 
replace NA 
8:07PM 
1 
Extracting months and years from Dates while keeping order 
7:11PM 
6 
create arrays 
6:49PM 
1 
Custom Zero equivalent in R 
6:32PM 
2 
editor: not possible to change the variable name 
6:28PM 
1 
Conditional plot length in R 
5:11PM 
1 
read a netcdf file _Fill_value=32768 
5:11PM 
3 
histograms and for loops 
4:51PM 
1 
How to alter circle size 
4:14PM 
1 
understanding error messages in archmCopulaFit in fCopulae 
3:54PM 
1 
Cumsum in Lattice Panel Function 
3:35PM 
2 
Confidence intervals and polynomial fits 
2:01PM 
0 
Long Term Prediction & Time Series 
1:19PM 
0 
pcse package error message concerning nrows of using data 
1:00PM 
1 
Uniroot  error 
12:29PM 
5 
maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata 
8:33AM 
0 
[Rusers] Problems with the functions "samplingSimple" and "morris" 
5:15AM 
0 
Bug in lattice that shipped with R 2.13.0 
4:28AM 
2 
for loop 
4:24AM 
2 
rcspline.problem 
1:23AM 
1 
Installing rgdal in R: correct configure flags for GDAL install on Linux Redhat 
1:10AM 
1 
MacKinnon critical value 

Thursday May 5 2011 
Time  Replies  Subject 
10:43PM 
1 
[caret package] [trainControl] supplying predefined partitions to train with cross validation 
10:28PM 
3 
factors 
9:47PM 
1 
Using GSUB to obtain a printing "\" 
9:34PM 
1 
reading a column as a character vector 
9:15PM 
2 
quick question : interpolating file name in pipe command 
8:55PM 
2 
Looking for equivalent for "strstr" 
8:25PM 
1 
Looping over graphs in igraph 
8:04PM 
6 
Averaging uneven measurements by time with uneven numbers of measurements 
7:47PM 
0 
problem with cor() using bigmemory 
6:31PM 
1 
ANOVA 
6:06PM 
2 
R CMD check warning 
5:08PM 
1 
Using $ accessor in GAM formula 
4:09PM 
1 
perspective plot 
4:03PM 
1 
simulate AR(1) process 
3:33PM 
2 
Compiling a FORTRAN program under Windows 7 
2:59PM 
0 
Conditional distribution plot using Modelbased Recursive Partitioning 
2:48PM 
3 
crosscorrelation table with subscript or superscript to indicate significant differences 
2:42PM 
1 
functions pandit and treebase in the package apTreeshape 
2:41PM 
1 
Boxplot in order 
1:25PM 
1 
RV: R question 
12:48PM 
3 
Null 
12:20PM 
1 
Confidence interval for difference in Harrell's c statistics (or equivalently Somers' D statistics) 
12:16PM 
3 
Alter a line in a file. 
11:51AM 
7 
Draw a nomogram after glm 
11:50AM 
4 
Insert values to histogram 
10:34AM 
1 
distance matrix 
10:25AM 
0 
lm weight adj rsq 
10:16AM 
4 
Using functions/loops for repetitive commands 
10:15AM 
1 
Using error in histograms 
9:33AM 
1 
issue with "strange" characters (readHTMLTable) 
9:20AM 
0 
Ruby Koans an amazing platform for teaching programming. Would this work with R? 
8:50AM 
3 
Remove all whitespaces 
7:28AM 
1 
Options for print() 
7:08AM 
1 
memory and bootstrapping 
6:47AM 
1 
quantmod's addTA plotting functions 
6:10AM 
1 
Extraction of columns from two matrices 
5:38AM 
1 
lapply, if statement and concatenating to a list 
5:31AM 
1 
Question about error of "nonnumeric argument to binary operator" 
4:21AM 
1 
R  problem with my loops which operate on raster data 

Wednesday May 4 2011 
Time  Replies  Subject 
11:16PM 
1 
Obtaining the name of an object XXXX 
11:08PM 
2 
split character vector by multiple keywords simultaneously 
9:20PM 
1 
how to replace all variable values? 
8:38PM 
1 
Str info. Thanks for helping 
8:33PM 
1 
fGarch 
8:02PM 
1 
print elements' placings from vector 
7:41PM 
3 
Regexp question 
6:26PM 
4 
combine lattice plot and standard R plot 
5:53PM 
1 
merging multiple columns from two dataframes 
5:42PM 
3 
SAPPLY function XXXX 
5:14PM 
1 
tryCatch? 
4:53PM 
2 
BoxCox transformation in R 
4:47PM 
3 
best subset regression in R 
4:24PM 
1 
twoway group mean prediction in survreg with three factors 
3:57PM 
0 
xtable without a loop alongside a ggplot 
3:55PM 
1 
Outlier removal by Principal Component Analysis : error message 
3:50PM 
5 
Panels order in lattice graphs 
3:49PM 
1 
Error Rscript: No such file or directory 
3:37PM 
0 
Fwd: simple question 
3:30PM 
1 
Instrumental variable quantile estimation of spatial autoregressive models 
3:23PM 
1 
natural cubic splines 
3:13PM 
1 
hurdle, simulated power 
2:32PM 
3 
join tables in R 
2:30PM 
1 
Uniform Gaussian Kernel 
2:27PM 
0 
Distance measure in heatmaps 
2:19PM 
1 
Saving Values in a Vector from a For Loop 
1:55PM 
2 
create a folder with mode '0777' 
1:55PM 
2 
Storing data from a test as a vector or matrix 
1:37PM 
2 
Superscript number before letter 
1:17PM 
1 
Problems saving ff objects 
12:55PM 
1 
scatter plot with Z value 
12:52PM 
1 
bivariate linear interpolation 
11:52AM 
2 
first occurrence of a value? 
11:49AM 
2 
what happens when I store linear models in an array? 
10:44AM 
2 
Is this confict of different versions of R or something else? 
9:57AM 
1 
issue with "strange" characters (locale settings) 
9:17AM 
1 
Read last line of a file 
9:01AM 
2 
select value from a column depending on a value in another column 
9:00AM 
1 
Format ddmmYYYY in date 
7:25AM 
1 
adding columns to dataframes contained in a list 
4:29AM 
1 
problem with package "adapt" for R in Mac 
4:08AM 
3 
nls problem with R 
12:15AM 
1 
scatterplot3d using colors in groups 

Tuesday May 3 2011 
Time  Replies  Subject 
10:47PM 
0 
error term for ANOVA of generalized randomized block design 
10:23PM 
1 
Compiling Rgraphiz on Windows 7 64bit with R2.13.0 
9:05PM 
2 
Overlapping x axes using Lattice 
8:53PM 
3 
help with the maxBHHH routine 
8:49PM 
0 
turning data with start and end date into daily data 
8:43PM 
2 
Change the names of a dataframe 
8:20PM 
1 
bootstrap vignette construction and package installation 
7:37PM 
3 
ANOVA 1 too few degrees of freedom 
7:18PM 
3 
na.omit  Is it working properly? 
7:15PM 
1 
Unexp. behavior from boot with multiple statistics 
7:07PM 
0 
NEW SUMMER ONLINE R COURSE: Fundamentals of Using R 
6:55PM 
0 
Loading a FORTRAN DLL 
6:48PM 
0 
How do I break a foreach loop? 
5:35PM 
2 
Constructing a histogram with words as labels as height as frequency? 
4:36PM 
2 
Controlling the extent of ablines on plot 
4:10PM 
0 
step.gam with a list of data frames 
3:44PM 
6 
Simple loop 
3:36PM 
2 
data transformation BoxCox Transformations 
3:32PM 
1 
Sum the cell of a vector 
3:27PM 
1 
loading only parts of RData files? 
2:06PM 
0 
Generating summary statistics and simple statistical analysis from my dataset: how can I automate the analysis? 
1:12PM 
3 
Axis trouble 
11:44AM 
2 
How to fit a random data into Beta distribution? 
11:16AM 
2 
removing columns 
10:29AM 
1 
delete excel id automatically generated 
9:53AM 
3 
fitting distributions using fitdistr (MASS) 
7:45AM 
1 
Rodbc quesion: how to reliably determine the data type? 
7:42AM 
3 
Watts Strogatz game 
6:40AM 
0 
Bootstrapping confidence intervals 
6:09AM 
0 
Comparison of two penalized spline fits in mixed model framework 
4:43AM 
2 
adaptIntegrate  how to pass additional parameters to the integrand 

Monday May 2 2011 
Time  Replies  Subject 
11:42PM 
2 
List of Data Frames 
11:14PM 
2 
easy way to do a 2D fit to an array of data? 
9:48PM 
1 
install rdcomclient source 
8:53PM 
1 
UNIXlike "cut" command in R 
8:03PM 
2 
INSERT OR UPDATE 
7:41PM 
1 
Optimization  n dimension matrix 
7:15PM 
3 
Help converting a data.frame to ordered factors 
6:26PM 
2 
Help with coloring segments on a plot 
4:45PM 
2 
Lasso with Categorical Variables 
3:38PM 
3 
ID parameter in model 
2:06PM 
1 
pie of pie chart 
1:12PM 
1 
Problems with Rterm 2.13.0  but not RGui 
12:51PM 
2 
problem with Sweave and pdflatex 
12:42PM 
0 
grid 
11:58AM 
0 
adding legend to matplot 
11:54AM 
2 
how to get row name using the which function 
10:35AM 
1 
Bechmarking my code 
10:14AM 
0 
The R Inferno revised 
9:48AM 
1 
Axis label colour 
9:03AM 
3 
subseting data 
7:55AM 
2 
vector decreasing by a factor 
12:20AM 
1 
How to pass objects from local() to GlobalEnv 

Sunday May 1 2011 
Time  Replies  Subject 
11:32PM 
1 
multiple mosaic plots layout 
9:57PM 
1 
caret  prevent resampling when no parameters to find 
8:52PM 
2 
bwplot in ascending order 
8:26PM 
1 
quick help needed: split a number and "find and replace" type of function that works like in MS excel 
4:54PM 
2 
Tests for the need of cluster analysis 
4:52PM 
1 
Urgent: conditional formula for nls 
3:48PM 
1 
Mean/SD of Each Position in Table 
2:52PM 
0 
Dummy variables using rfe in caret for variable selection 
1:33PM 
1 
microsecond timestamp support 
10:45AM 
0 
plotrix_3.2 
9:01AM 
1 
Different results of coefficients by packages penalized and glmnet 
7:34AM 
1 
Longitudinal data with nonrandomized subjects 
7:08AM 
1 
vector file 
4:33AM 
1 
Simulation Questions 
3:39AM 
2 
Question on where samples are grouped in rmvnorm{mvtnorm} 
2:50AM 
0 
Conversion to xlsx file 
1:36AM 
1 
regressing on variable with heavy tails 