Sunday February 28 2010 
Time  Replies  Subject 
10:33PM 
1 
trend test for frequencies 
9:55PM 
13 
A slight trap in read.table/read.csv. 
9:25PM 
1 
ggplot 'annotate problem' again. 
7:54PM 
0 
Netlogit and large networks 
5:37PM 
0 
qustions about to check a sample from truncated gamma dist. 
4:17PM 
6 
Re: Calling SAS from R 
2:50PM 
5 
Gradient Boosting Trees with correlated predictors in gbm 
1:40PM 
2 
rgraphviz crashes 
10:59AM 
0 
tsboot 
10:44AM 
27 
R help question: How can we enable useRs to contribute corrections to help files faster ? 
9:54AM 
3 
Slightly OT: Does anyone use latex2rtf with sweave output ? 
7:39AM 
1 
"Types" of missingness 
3:01AM 
1 
Error in tapply when reordering levels of a factor 
2:37AM 
5 
lapply with data frame 
2:33AM 
6 
Which system.time() component to use? 
12:56AM 
5 
Reducing a matrix 
12:44AM 
3 
Change the scale on a barplot's y axis 
12:07AM 
1 
Combining 2 columns into 1 column many times in a very large dataset 

Saturday February 27 2010 
Time  Replies  Subject 
11:07PM 
1 
help with Gantt chart 
10:38PM 
0 
pass an array of array from Java to R Rserve 
8:54PM 
3 
Editing a function 
5:47PM 
5 
Best Hardware & OS For Large Data Sets 
4:35PM 
1 
Bug in ecdf? Or what am I missing? 
4:24PM 
7 
scan and skip  without line breaks in the input file 
3:53PM 
1 
Newbie help with ANOVA and lm. 
11:32AM 
9 
reading data from web data sources 
9:22AM 
2 
Overlap plot 
5:43AM 
3 
Converting IEEE Float in 16 char hex back to float 
5:13AM 
3 
somebody help me about this error message... 
4:55AM 
1 
R from Java (cluster heatmaps) 
3:52AM 
5 
Help Computing Probit Marginal Effects 
12:40AM 
2 
New Variable from Several Existing Variables 

Friday February 26 2010 
Time  Replies  Subject 
10:56PM 
6 
Preserving lists in a function 
10:04PM 
2 
decomposing an irregularly spaced time series 
9:06PM 
1 
factorial block design with missing data 
8:43PM 
3 
Automate generation of multiple reports using odfWeave 
8:37PM 
6 
wrap long lines in table using "latex" in Hmisc 
8:22PM 
1 
match.call to obtain the name of a function 
7:58PM 
3 
dramatic speed difference in lapply 
7:31PM 
7 
How to add a variable to a dataframe whose values are conditional upon the values of an existing variable 
7:04PM 
4 
need help to resolve RODBC error 
6:55PM 
5 
split function 
6:44PM 
3 
R Experts 
6:27PM 
8 
using grep 
6:20PM 
1 
ODBC with Filemaker 
6:04PM 
4 
New methods for generic functions show and print : some visible with ls(), some not 
5:55PM 
1 
Working directories... Again 
5:41PM 
2 
sort columns 
4:40PM 
0 
possible arrangements of across sample ties for runs test 
4:31PM 
2 
help system works under IE but not Firefox 
4:10PM 
10 
text editors 
4:04PM 
2 
biclust package 
3:43PM 
0 
pallet with open intervals 
3:42PM 
1 
How to calculate the "Transitivity" (Clustering coefficient) of a "Directed" graph? 
3:36PM 
0 
update.packages with UNC library path 
3:33PM 
3 
Problem accessing submethods of functions stored in a vector 
3:23PM 
7 
question to make a vector without loop 
2:58PM 
0 
treemap grouping 
2:40PM 
15 
counting the number of ones in a vector 
2:23PM 
2 
tdistribution values 
2:06PM 
1 
ggplot2 : bug in coord_equal() ? 
1:55PM 
3 
Error in mvpart example 
1:31PM 
13 
Loop overwrite and data output problems 
1:06PM 
5 
Unique Values of a Matrix 
12:23PM 
1 
Hartley's table 
10:30AM 
7 
Boot R 
9:32AM 
1 
Error in Aggregate function 
8:50AM 
1 
One ploblem 
8:29AM 
5 
Plotting a Trivial Matrix 
8:22AM 
0 
R: MANOVA help 
8:15AM 
1 
Reading multiple csv files 
6:39AM 
3 
TukeyHSD troubles 
5:45AM 
0 
pMCMC versus Pr(>t) 
4:22AM 
1 
Legend's attribute 
3:54AM 
0 
cloud() / wireframe() 
3:00AM 
4 
bwplot() {lattice} 
2:12AM 
1 
S4 programming 
1:41AM 
1 
RODBC looping sql script 

Thursday February 25 2010 
Time  Replies  Subject 
11:51PM 
3 
Ordering categories on a boxplot  a serious trap?? 
11:11PM 
5 
Plotting 15 million points 
10:59PM 
1 
Heterogeneous Correlation Matrix with Survey Weights 
9:53PM 
1 
Accessing named elements of a vector 
9:25PM 
1 
taking the median across similar data 
8:10PM 
1 
read.table (trying one more time) 
6:59PM 
1 
Linear models interaction 
6:34PM 
3 
Restructure some data 
6:31PM 
0 
missing values in 'ncdf', integer versus byte 
6:28PM 
2 
Help with simple bootstrap test 
6:16PM 
0 
nested design 
6:11PM 
1 
error in lmLists in lme4 package (bug?) 
5:31PM 
95 
two questions for R beginners 
5:16PM 
1 
Minimum Spanning Trees 
4:01PM 
1 
Including Rcpp in Eclipse C++ project 
4:01PM 
5 
How to add a title to represent four different plot in lm function 
3:57PM 
1 
How to do: Correlation with "blocks" (or  "repeated measures" ?!) ? 
3:23PM 
2 
error using pvcm() on unbalanced panel data 
2:06PM 
7 
Building R packages in Windows 7 
2:02PM 
3 
behavior of seq_along 
1:58PM 
1 
mtext with at=NULL 
1:22PM 
2 
adonis(), design 
1:17PM 
2 
Rearranging entries in a matrix 
12:26PM 
2 
Reading a passwordprotected Excel workbook 
11:42AM 
2 
export results 
11:32AM 
2 
data mining 
11:06AM 
2 
how to install rattle for data mining 
9:59AM 
1 
Barplot colours 
9:24AM 
1 
Updating a hexbinplot 
9:15AM 
1 
Help with "split". 
9:11AM 
2 
locfit: max number of predictors? 
9:10AM 
2 
how to fast extract values from different list elements 
8:54AM 
3 
What is "assign" attribute? 
8:48AM 
4 
different types graphs 
7:56AM 
1 
multicore in R 
7:47AM 
0 
Help with Beta Distribution and Transformation method 
6:37AM 
6 
Subset Question 
5:44AM 
2 
reducing data.frame 
5:05AM 
1 
binding multidimension array 
4:53AM 
1 
Zero inflation model  pscl package 
4:40AM 
5 
R and Wordpress 
3:57AM 
1 
lattice package: Changing colors in graphs 
3:34AM 
2 
How to fill in a region with different patterns? 
2:53AM 
4 
angle phase mapping 
1:31AM 
4 
How to use a 'hidden' function directly? 
1:18AM 
8 
variable substitution in for loops 

Wednesday February 24 2010 
Time  Replies  Subject 
11:29PM 
6 
R Graphics into Latex 
10:15PM 
3 
Adjust lattice graph axis label on final page 
10:00PM 
1 
Sparse KMeans/KDE/Nearest Neighbors? 
9:31PM 
4 
"get" problem 
9:14PM 
10 
R error "more columns than column names" 
8:46PM 
3 
Inverse function 
8:34PM 
6 
Defective help pages 
7:56PM 
1 
extracting results from wilcox_test (package::coin) 
6:38PM 
0 
New version of rms package now on CRAN 
6:28PM 
3 
ggsave in Linux 
6:06PM 
5 
sprintf + integer(0) problem 
3:59PM 
1 
Changing style for groups in xyplot 
3:56PM 
4 
block matrices 
3:44PM 
1 
Forest Plot Xaxis cutoff problem 
3:17PM 
9 
problem with looping on sqlSave() 
2:48PM 
3 
RODBC connection name 
2:36PM 
2 
Calling Data frame objects with spaces in their names 
2:21PM 
3 
Question:How to get rid of missing values 
1:51PM 
3 
mlogit is not an S4 object error 
12:52PM 
0 
anova.rq in quantile regression 
12:22PM 
3 
Bimodal distribution 
11:33AM 
1 
how to label individuals with FactoMiner ? 
11:15AM 
12 
How to read percentage and currency data? 
9:52AM 
3 
Question on "Zoo" object 
9:34AM 
2 
Optimise huge data.frame construction 
9:19AM 
1 
Remove missing observations 
8:55AM 
3 
problem with sqlSave() 
6:18AM 
1 
Opaque error message and R GUI crashing while using glmnet 
6:09AM 
1 
Requirement 
4:23AM 
4 
reading "surfer" files 
12:02AM 
0 
Extracting individual parameter estimates from mmlcr 

Tuesday February 23 2010 
Time  Replies  Subject 
11:52PM 
0 
subtracting 100 from strptime year vector generates missing values in POSIXct where none appear to exist in strptime year vector 
11:50PM 
1 
GenABEL  problems with load.gwaa.data 
11:17PM 
2 
Excel Data Import using RODBC 
10:27PM 
3 
how to rearrange a dataframe 
9:47PM 
1 
Circles around letters or numbers in plot title 
9:37PM 
2 
Importing Headers from excel files 
9:33PM 
2 
heatmap.3 
9:30PM 
2 
importing S4 methods using a namespace 
9:18PM 
3 
Turn three Columns into a Matrix? 
8:47PM 
2 
select row based on highest value 
8:10PM 
0 
Name for factor's levels with contr.sum 
8:06PM 
3 
Importing a file to r 
7:59PM 
2 
significance of coefficients in Constrained regression 
7:43PM 
2 
e1071: Cannot predict probabilities 
7:18PM 
0 
Casting "character" to "Date" using the "as" function 
6:44PM 
0 
BUG with LSSVM in R: 
6:26PM 
1 
Problem with strptime generating missing values where none appear to exist 
5:40PM 
5 
First. Last. Data row selection 
5:21PM 
0 
multiresponse models in the pls package 
5:16PM 
2 
RODBC to import/export xls files 
4:03PM 
0 
graph.var function factominer (layout issue) 
3:45PM 
2 
how to pass external parameters to an R script 
3:31PM 
0 
Frequency: NA values returns zero 
2:48PM 
3 
difference between date and times 
2:37PM 
3 
Accelerated failure time interpretation of coefficients 
1:05PM 
5 
colour highlighting inputs and outputs in the R terminal? 
12:39PM 
1 
how to assess the significance of regression between a set of response and predictor variables 
12:34PM 
1 
Matching Problem 
12:33PM 
3 
R Aerodynamic Package(s)? 
12:26PM 
5 
table data as input to the function 
12:04PM 
8 
deleting column from data frame 
11:46AM 
3 
latent class factor analysis (LCFA) in R? 
11:44AM 
1 
Iterative Closest Point (ICP)  Implementation of algorithm in R? 
11:40AM 
2 
scatterplots in car package 
11:03AM 
5 
axes limits in do3d 
9:35AM 
14 
export tables to Excel files 
9:22AM 
6 
export graphics for editing in Illustrator 
8:46AM 
1 
Where can I find general help on statistics? 
8:26AM 
1 
Longitudinal analysis: contrasting time points 
7:59AM 
0 
simulation of censoring data 
7:04AM 
1 
function on all pairs of vector entries 
5:35AM 
1 
generating reports from database through R 
4:18AM 
1 
Short cut for documenting arguments in Rd file 
2:27AM 
2 
Lists into matrices within lists...again 
2:13AM 
4 
Use 2 "ifelse" to sort data 
2:04AM 
1 
How to change a venn command into a named object that can be plotted like a lattice object 

Monday February 22 2010 
Time  Replies  Subject 
11:44PM 
1 
lmom: plotting log Pearson Type III 
11:11PM 
1 
Boxplots with similar number of classes.... 
10:47PM 
2 
tickmarks with time in dotplots 
10:42PM 
3 
matching on two criteria 
10:13PM 
1 
big panel: filehash, bigmemory or other 
8:52PM 
2 
Creating regularly spaced time series from irregular one 
8:44PM 
5 
relative file path 
8:22PM 
10 
Normal distribution (Lillie.test()) 
8:02PM 
4 
SiegelTukey test for equal variability (code) 
7:58PM 
7 
env() for lme4 
7:49PM 
2 
Reassigning variables stored as character strings in another variable 
7:27PM 
0 
useR! 2010, Submission/early registration deadline: March 1 
7:12PM 
0 
First Appearance of value in splitted matrix 
7:11PM 
1 
Goodness of fit test for count data 
6:07PM 
0 
Bootstrap Multivariate Times Series Forecast 
5:27PM 
1 
counting repeating sequence lengths in a vector 
5:21PM 
6 
adding infrequent date labels to xaxis 
4:25PM 
6 
gsub patterns from vector elements w/out loop? 
4:21PM 
4 
Re : how to plot select points in preexisting persp plot 
3:00PM 
0 
How to run the VECM BEKK model in R? 
2:49PM 
4 
Count between interval 
2:18PM 
1 
Normality in splitplot design 
2:06PM 
7 
Rounding like in finances 
2:05PM 
4 
Extract information from S4 object 
1:11PM 
1 
R language syntax highlighting file of VIM 
12:46PM 
4 
Alternatives to linear regression with multiple variables 
12:40PM 
1 
Raster table: how separate lines with the same value (count > 1) 
12:27PM 
2 
change email subscription 
11:39AM 
0 
cmdscale error message  k' must be in {1, 2, .. n  1} 
10:38AM 
11 
Generating reports from database 
9:46AM 
1 
rownames cannot allocate vector of size 
9:18AM 
0 
bug in R 2.10.1 html help 
9:13AM 
3 
how do I calculate means or cov matrix for multivariate groups 
9:08AM 
1 
plotrix 2.83 
9:05AM 
6 
Single character input without Enter 
8:14AM 
1 
RExcel + RCOM + Linux 
7:49AM 
12 
new to R Project 
7:44AM 
1 
how to generate graph from dataframe? 
4:48AM 
5 
(Somewhat) broken EPS files produced 
2:15AM 
2 
vloopkup or search function 

Sunday February 21 2010 
Time  Replies  Subject 
11:39PM 
2 
tests for measures of influence in regression 
10:43PM 
6 
R on 64Bit… 
9:04PM 
3 
crossvalidation in plsr package 
8:19PM 
2 
Comparing two date columns 
7:51PM 
2 
Newbie woes with par:mar 
7:47PM 
2 
PostgreSQL under Snow Leopard 
7:37PM 
1 
machine precision problem 
7:27PM 
7 
Exporting Graphs 
4:41PM 
0 
Hotelling Ttest in R  error? 
4:35PM 
1 
odfWeave  merged table cells, and adding information like totals and pvalues 
3:57PM 
7 
plot is not keeping the order of variable 
2:03PM 
0 
Intervention Analysis 
12:47PM 
1 
Tutorials and scripts of Stochastic Frontier Analysis and Linear Programming. 
12:17PM 
1 
How to: Compare Two dendrograms (Hierarchical Clusterings) ? 
11:59AM 
0 
Downloading data from Reuters  second trial 
10:51AM 
0 
Time series crosssectional regression analysis 
2:58AM 
5 
replicate matrix 
2:40AM 
1 
a question about the command "followup.plot" of epicale package 
1:50AM 
1 
how do I get the legend? 
12:54AM 
1 
(no subject) 

Saturday February 20 2010 
Time  Replies  Subject 
11:58PM 
0 
effective sample size in logistic regression w/spat autocorr 
11:54PM 
6 
aggregating using 'with' function 
5:50PM 
1 
coerce (list) object to type 'double' 
5:49PM 
1 
What is your system for WorkFlow and Source Code Organizing in R ? 
1:49PM 
2 
Contingency Table  output to odfWeave not working for matrix 
1:22PM 
1 
How get the single bar x coordinate in barchart when groups is used? 
12:26PM 
7 
Rearranging a data frame for multiple observations 
12:13PM 
2 
R died on large data set 
8:31AM 
0 
new package RFLPtools 
8:13AM 
0 
deficient rank question 
7:51AM 
3 
SEM error 
7:17AM 
1 
How to store an array like this? 
7:10AM 
0 
plot.logistic.fit.fnc 
4:09AM 
5 
LaTeX/R/Sweave Problems 
3:21AM 
1 
Problem with installing "genetics" package 
12:24AM 
1 
Add lines (contours) to lattice wireframe plot 
12:22AM 
5 
Error Bars in lattice barcharts 

Friday February 19 2010 
Time  Replies  Subject 
11:10PM 
0 
"tsne" package for tSNE dimensionality reduction 
9:34PM 
4 
plot circular histogram 
9:33PM 
3 
Omitting members of a sequence 
9:10PM 
0 
is GEE2 for continuous outcome implemented in R? 
9:07PM 
2 
r help date format changes with c() vs. rbind() 
8:29PM 
0 
Running R scripts via Java R Interface (JRI) 
8:01PM 
4 
Print table in lme 
7:49PM 
2 
ggplot2 X axis levels 
7:44PM 
0 
ggplot2: version 0.8.6 
7:05PM 
2 
"Legend" question 
6:39PM 
23 
how to make R plot under Linux 
5:42PM 
8 
What is the difference between expression and quote when used with eval()? 
5:39PM 
7 
retrieve from function 
5:11PM 
4 
Accessing values of a matrix 
5:09PM 
2 
inverse lexicographical ordering 
4:44PM 
2 
tiff() and antialias option 
4:02PM 
0 
Generate Univariate Normal Mixtures??? 
3:45PM 
2 
order two dataframes by an integer column from either data frame 
2:24PM 
2 
lty dots pdf issue 
2:19PM 
6 
Bind field of a list 
2:11PM 
1 
eha aftreg performance 
1:55PM 
1 
BMDP and SAS (was R in clinical trials) 
1:17PM 
2 
Rgui.exe cannot be set as default program under Vista wtih R2.10.1 
12:48PM 
1 
Confused about appending to list behavior... 
11:32AM 
3 
Plotting multiple table automatically 
11:25AM 
4 
dotdotdot as an actual argument 
10:25AM 
5 
Update RMySQL and ... it's no more running 
9:58AM 
0 
Error using update.packages 
8:40AM 
1 
Quadprog help 
8:20AM 
1 
How to use same function for diffrent input values 
7:20AM 
3 
Date label lost while inverting y axis. 
6:17AM 
6 
Deleting colmuns with 0's and also writing multple csv files 
5:38AM 
1 
color graph in multiple plots 
2:02AM 
1 
Set Colour of Histogram Bars (lattice) 
2:02AM 
3 
problem with RGtk 
12:35AM 
1 
Subtracting one based on an If 

Thursday February 18 2010 
Time  Replies  Subject 
11:32PM 
0 
2 ecdf from different set of data 
11:15PM 
3 
Appending Data to A n Existing List... 
10:11PM 
0 
Univariate Normal Mixtures  HELP 
9:54PM 
1 
cluster analysis 
9:51PM 
0 
Possible to save workspace image including packages and class definitions? 
9:41PM 
1 
Graphics Question 
8:44PM 
0 
lme  incorporating measurement error with estimated VC matrix 
8:36PM 
2 
how to execute R script piece by piece on SSH terminal 
7:21PM 
4 
Extracting values from a list 
7:06PM 
0 
Natural Language Processing of R help archives 
6:58PM 
1 
logistic regression  what is being predicted when using predict  probabilities or odds? 
6:29PM 
0 
Changed results in analyses run in sem and nlme ?? 
6:29PM 
1 
survey package question 
6:14PM 
0 
Plot spatial location by using azimuth and distance? 
6:07PM 
1 
Hmisc summary.formula.reverse 
6:05PM 
7 
Funny result from rep(...) procedure 
5:59PM 
2 
subset() for multiple values 
5:10PM 
4 
problem with multiple plots (mfrow, mar) 
5:05PM 
1 
an error about " return some vectors from some functions within a function" 
4:54PM 
3 
svm regression 
4:43PM 
2 
3D plot 
4:07PM 
3 
Extract pvalue from aftreg object 
4:01PM 
3 
row indexes from logical statment 
3:50PM 
1 
aggregate by column names 
3:48PM 
2 
error in using sample( ) 
3:22PM 
2 
Error message when using error.bars(x,add=TRUE) 
2:38PM 
0 
'npmc output' 
2:32PM 
1 
ShapiroWilk test problem 
2:18PM 
0 
Munich R Course  Parallel Computing with R 
2:15PM 
1 
variable substitution 
12:53PM 
0 
reading socket hangs 
12:52PM 
0 
bipartite is the quantitative linkage density measure weighted or not? 
11:45AM 
1 
Matrix in a Reverse order 
11:30AM 
0 
Sweave in PNG: driver online 
10:27AM 
1 
how to change number of itemes appeare in righthandside of the rule with apriori in R(arules)? 
10:24AM 
1 
Rcommands for MDS 
9:21AM 
3 
Rearranging data 
8:29AM 
3 
parsing strings between [ ] in columns 
8:06AM 
3 
sprng 2.0 header file for Rmpi 
4:46AM 
6 
Can R make an usual dotplot 
3:44AM 
1 
Problems installing R2.10.1 on Linux 
1:50AM 
0 
Chisq test for truncated count data and estiamte the expectation value 
1:15AM 
1 
Solve equation using R 
1:12AM 
0 
Appropriate test for overdispersion in binomial data 

Wednesday February 17 2010 
Time  Replies  Subject 
11:34PM 
8 
Procedure not working for actual data 
11:18PM 
4 
Checking the assumptions for a proper GLM model 
10:07PM 
2 
Problems with xyplot 
9:52PM 
2 
Trouble with optim function 
9:13PM 
1 
crhon compile directive faul in version x64, in Intel i7? 
9:09PM 
3 
multiargument returns 
9:07PM 
0 
Characterizing overall agreement and the p values associated with the agreement. Kappa statistic 
8:58PM 
1 
Replicating output from a function 
8:21PM 
0 
R in Institutional Research  Institutional Effectiveness (Higher Education) 
8:16PM 
45 
Use of R in clinical trials 
8:06PM 
1 
boxplot  vertical axis 
7:13PM 
1 
Bayesian Block Kriging? 
7:13PM 
1 
function to display histogram fails to do so when histogram is not the last expression in the function 
7:09PM 
0 
Different colors for different groups in lattice wireframe 
6:54PM 
5 
Survival analysis 
6:50PM 
1 
Unordered Factors For ggplot? 
6:46PM 
0 
March 2010***R Courses*** by XLSolutions Corp in New York City and other USA cities 
6:37PM 
0 
Help with sigmoidal quasipoisson regression using glm and gnm functions 
6:31PM 
3 
How to provide a result from D(f(x), "x") to a curve(f'(x)) ??? 
6:11PM 
1 
Empirical Pvalue 
6:11PM 
0 
boxcox shift parameter estimation 
6:06PM 
4 
Question about "Title" 
5:18PM 
2 
array question 
5:14PM 
0 
adf.test help 
4:49PM 
2 
qr test? 
4:32PM 
2 
Dock graphs when using R in Eclipse with StatET plug In 
4:21PM 
2 
Ordered Logit in R 
3:59PM 
1 
lapply to apply a function using a vector 
3:53PM 
1 
R 64bit memory.limit() is max of ? 
3:53PM 
2 
nonlinear contrained optimization 
2:59PM 
1 
skip lapply item for conditions(RAM, execution time) 
2:46PM 
0 
Does the R "statistical language includes, > modules/packages to carry out nonlinear optimization similar to the, > SAS NLIN and NLP procedures? 
2:09PM 
1 
nonparametric mixed effect model 
1:26PM 
3 
Package or function for selecting matched pairs? 
12:15PM 
2 
Split Plot and Tukey 
9:00AM 
3 
Extending data frame with longer columns 
8:36AM 
4 
Is the aggregate function the best way to do this? 
7:46AM 
1 
Error while installing 'netmodels' 
7:29AM 
0 
How to compute heteroskedasticityrobust LM statistic? 
5:59AM 
1 
(log normal distribution ) giving my own input to X and Y axes. 
4:55AM 
0 
[Reminder] R/Finance 2010: Applied Finance with R 
2:50AM 
3 
Building R from source 
2:46AM 
1 
Bivariate Uniform distribution 
2:38AM 
2 
extract the data that match 
2:21AM 
3 
sql query variable 
1:31AM 
2 
sideeffects in functions that replace object values and attributes 
12:05AM 
4 
strangeness in Predict() {rms} 

Tuesday February 16 2010 
Time  Replies  Subject 
11:47PM 
3 
Keyboard 
9:44PM 
2 
Interactive plot (histogram) in R..........possible? 
9:27PM 
1 
READ.TABLE for Mac 
9:00PM 
0 
Random center effect 
8:25PM 
0 
General JRI questions 
7:25PM 
2 
Math.factor error message 
7:18PM 
0 
Analyzing event times with densityplot 
6:59PM 
1 
Legend Text Font Size 
6:55PM 
0 
SVM e1071 
6:50PM 
0 
replicating aov results with lmer 
6:31PM 
1 
suppress printing within a function 
5:39PM 
3 
RODBC missing values in integer columns 
5:06PM 
1 
OT: computing percentage changes with negative and zero values? 
5:01PM 
7 
delete repeated values  not unique... 
4:33PM 
0 
Reminder: ASA Stat Comp/Graph Chambers Award Competition Deadline 2/22 
4:23PM 
1 
Build failure on Solaris 10 (SPARC) 
4:21PM 
5 
margin text warning message NAs coercion 
4:19PM 
1 
combining dataframes with different row lenght 
4:12PM 
3 
reading quattro pro spreadsheet .qpw into R 
4:09PM 
2 
Does the R "statistical language includes modules/packages to carry out nonlinear optimization similar to the SAS NLIN and NLP procedures? 
4:03PM 
0 
line options on read.spss 
3:23PM 
5 
Random Forest 
2:57PM 
4 
False convergence of a glmer model 
2:25PM 
3 
Triangular filled contour plot 
2:18PM 
3 
error : unused argument(s) when boxplot 
2:18PM 
2 
ellipsisrelated error: used in an incorrect context, no ... to look in 
1:00PM 
3 
lint for R? and debugging 
12:58PM 
1 
RODBC  Any faster driver? 
11:25AM 
2 
for loop Vs apply function Vs foreach (REvolution enhancement) 
10:58AM 
1 
penalized package for ridge regression 
10:47AM 
5 
converting character vector "hh:mm" to chron or strptime 24 clock time vectors 
10:45AM 
1 
nls.lm & AIC 
10:20AM 
4 
lmer  error asMethod(object) : matrix is not symmetric 
10:13AM 
1 
How can I associate a list of defined names with the dataframes to be downloaded 
8:27AM 
2 
Reshaping grouped data 
8:24AM 
6 
Error of Stepwise Regression with number of rows in use has changed: remove missing values? 
6:08AM 
4 
Total and heading of portfoilo table 
5:54AM 
1 
survival  ratio likelihood for ridge coxph() 
5:08AM 
2 
HELP on NonLinera MixedEffect model 
5:02AM 
0 
Outliers detection using wavelets 
2:39AM 
1 
projections 
1:58AM 
9 
error message when downloading packages using the OS X shell 
1:57AM 
0 
tm package 
1:41AM 
0 
Help with lsei() from package limSolve() 
1:19AM 
4 
difftimes; histogram; memory problems 
12:25AM 
0 
a fast way to get AIC, BIC and logLik? 
12:09AM 
1 
How to check the two different nulls? 

Monday February 15 2010 
Time  Replies  Subject 
11:24PM 
1 
Predicted points in splines 
10:50PM 
3 
plot more series or more colors 
9:58PM 
0 
Variance functions in nlme: varFixed with nlme() function. 
9:58PM 
1 
Error analysis for circular data 
9:38PM 
1 
Nonmetric multidimensional scaling with "NA"s / "0"s 
9:35PM 
1 
Extract values from a predict() result... how? 
8:07PM 
1 
(no subject) 
7:47PM 
1 
Adjusted means and generalized chain block designs 
7:30PM 
2 
creating functions question 
7:01PM 
3 
Confidence intervals nls 
6:34PM 
1 
Which method is called when print(a_list)? 
6:07PM 
2 
treedrawing in R ? 
5:34PM 
0 
R still accepts the undocumented option withiconv=no 
5:07PM 
1 
Which method is called in command like "class(x)='something'"? 
4:39PM 
1 
Mailing List 
3:59PM 
3 
Nonmonotonic spline using splinefun(method = "monoH.FC") 
3:28PM 
1 
Which is the proper mail list? 
3:26PM 
3 
rlaplace using rmutil  HELP 
2:37PM 
2 
(no subject) 
2:34PM 
3 
Adressing multiple cores (CPUs) 
2:27PM 
0 
installation of package 'e1071' had nonzero exit status 
2:06PM 
1 
Is this a bug? (layout and par) 
2:01PM 
11 
argh .. if/else .. why? 
1:22PM 
4 
get current window (device) size 
1:08PM 
6 
density estimates for fixed points 
12:22PM 
5 
CORRECTION  Storing results in a loop 
11:56AM 
1 
"EstimableS" in R 
11:47AM 
1 
Storing processed results in a loop 
10:37AM 
7 
executable R script under xp (to avoid migration toward Matlab or C++) 
9:47AM 
1 
What symbols are loaded when require()ing? 
9:41AM 
3 
Printing 2 digits after decimal point 
9:21AM 
1 
RCommander plugin difficulties 
6:33AM 
1 
GAM for noninteger proportions 
6:31AM 
0 
Exponential Fitting to Credit default data  A theoretical query 
6:07AM 
5 
Separating columns, and sorting by rows 
5:34AM 
1 
error message error 
4:41AM 
2 
SLR 500 Random Samples 
4:34AM 
4 
Using text put into a dialog box 
4:02AM 
3 
Difference in Levene's test between R and SPSS 
3:41AM 
0 
optimization problem with linear constraints 
1:29AM 
3 
error message in endseq 

Sunday February 14 2010 
Time  Replies  Subject 
11:49PM 
6 
Estimated Standard Error for Theta in zeroinfl() 
11:33PM 
2 
Adding a regression line to an xyplot 
9:39PM 
1 
how to delete a parameter from list after running negative binomial error 
9:05PM 
1 
R project 
8:44PM 
2 
xyplot, overlay two variables on one plot with group factors 
8:20PM 
1 
Problem with specifying variancecovariance matrix for random effects (nlme package) 
7:32PM 
1 
unexpected results with higherorder functions and lapply 
6:55PM 
12 
Problems with boxplot in ggplot2:qplot 
6:08PM 
1 
mlogit function cut off formular 
4:48PM 
3 
ShapiroWilk for levels of factor 
4:36PM 
3 
evaluate variable within expression  how? 
4:00PM 
0 
Keeping the attributes of an observation 
3:33PM 
8 
lattice/ylim: how to fix ylim[1], but have ylim[2] dynamically calculated? 
3:06PM 
3 
Get rid of the first row of the LaTeX table generated by xtable 
2:33PM 
5 
Multiple missing values 
2:23PM 
0 
Help for programming a short code in R 
1:59PM 
4 
Newbie woes with *apply 
12:35PM 
2 
multipletest correlation 
8:14AM 
0 
histbackback 
7:42AM 
4 
Problem in performing goodness of fit test in R. 
5:52AM 
1 
NextMethod() example from S Programming by Venables and Ripley (page 78) 
1:46AM 
2 
Dimensional reduction package 

Saturday February 13 2010 
Time  Replies  Subject 
8:50PM 
1 
Highlighting points in a quantile plot for different values of a second column 
8:39PM 
1 
max and in the zoo package 
7:33PM 
2 
NMDS ordination 
6:35PM 
11 
Plot different regression models on one graph 
6:13PM 
3 
legend mathematical annotation problem 
5:53PM 
2 
(no subject) 
5:39PM 
3 
how to do calculations in data matrices? 
2:27PM 
5 
Labels on a pyramide 
2:17PM 
2 
Help for numbers close to 1 in R 
8:18AM 
4 
Using getSYMBOL, annotate package on a list with empty elements. 
12:54AM 
12 
lm function in R 

Friday February 12 2010 
Time  Replies  Subject 
11:48PM 
1 
"drop if missing" command? 
11:36PM 
1 
Problems with savePlot() and postscript under Snow Leopard 
10:55PM 
5 
How to source files from a search path? 
10:45PM 
1 
data frames; maybe aggregate? 
10:25PM 
1 
Why double quote is preferred? 
10:06PM 
7 
logical operations with lists 
9:58PM 
3 
popbio and stochastic lambda calculation 
9:49PM 
4 
Multiple figures margin problem 
9:43PM 
0 
Logistic regression with weights? 
8:46PM 
1 
Need help on boxplot panel chart 
8:18PM 
2 
all possible subsets, with AIC 
8:16PM 
4 
help with EXPASY HTML form submission in RCurl package 
8:12PM 
0 
Interactions 
7:19PM 
0 
Execution timing in .First() 
7:01PM 
2 
Access dataframe with variable name in function 
6:40PM 
1 
Help with submitting HTML forms in RCurl 
6:29PM 
3 
Code working but too slow, any idea for how to speed it up ?(no loop in it) 
6:27PM 
0 
Y average in plot 
5:29PM 
2 
expression() help 
5:23PM 
3 
summary statistics for grouped data 
5:11PM 
1 
R  Compiling and calling Fortran code that uses IMSL libraries  Help! 
4:47PM 
1 
paired wilcox test on each row of a large dataframe 
4:22PM 
2 
Selective load of .First() function just for Rgui.exe 
4:18PM 
2 
Sweave 
3:41PM 
3 
Is there a way to figure out what nonlocal variables and functions have been used in a function? 
3:22PM 
1 
Potential problem with subset !!! 
2:50PM 
0 
New solaR package 
2:30PM 
0 
Threadsafeness of unif_rand()? 
2:19PM 
2 
Assign Name of Data Frame 
1:24PM 
3 
using mle2 for multinomial model optimization 
1:14PM 
2 
List to matrix or to vectors conversion 
12:38PM 
2 
Function Fstats and p value 
11:50AM 
2 
Lattice: How to implement "varwidth" analogous to "graphics::boxplot" in "bwplot"? 
11:47AM 
2 
Using seq_len() vs 1:n] 
11:31AM 
2 
how to read csv file having variables unequal column sizes 
11:17AM 
1 
restricting coefficient value 
10:43AM 
6 
validate (rms package) using step instead of fastbw 
8:57AM 
4 
Convert data frame to XMLTree 
6:26AM 
2 
for loop function output 
5:46AM 
1 
R connection with sql server 2005 
5:40AM 
4 
How to get the source code for the assignment of a variable? 
3:52AM 
2 
print() / split() 
3:42AM 
1 
ffsave.image() error with large objects 
3:30AM 
1 
wireframe() help {Lattice} 
3:19AM 
3 
Switching Axis in Time Series plotting 
3:17AM 
2 
Help on loading "xlsx" package 
3:17AM 
0 
Switching 
2:31AM 
1 
error 
2:26AM 
1 
scatterplot in Package CAR 
1:46AM 
1 
Identifying special characters in a text file 
12:32AM 
1 
nlme w/no groups and spatially correlated residuals 
12:32AM 
4 
Average of a variable against another. 

Thursday February 11 2010 
Time  Replies  Subject 
10:36PM 
2 
Using sapply on a two argument function 
10:26PM 
3 
How to use a string to refer a function? 
9:38PM 
4 
Formatting question for separate polygons 
8:47PM 
1 
igraph 
8:46PM 
2 
BlinderOaxaca decompositions 
8:40PM 
3 
difftime result for days not an integer? 
8:39PM 
3 
Using seq_len() vs 1:n 
8:20PM 
4 
Using contour3d: axes, plotting to file, with lattice 
8:12PM 
1 
Loss of precision when importing data into R 
7:39PM 
5 
read numeric values with thousands seperator from csv file 
7:36PM 
1 
formatting do.call output 
6:35PM 
1 
Reading raw intensity data from getGEO's gse object 
5:18PM 
1 
aggregate function / custom column names? 
4:40PM 
1 
Fwd: Recall function: "evaluation nested too deeply: infinite recursion / options(expressions=)?" 
4:18PM 
5 
Access variables by string 
4:15PM 
2 
Dual Category XAxis (MultiLevel) 
3:54PM 
0 
Recall function: "evaluation nested too deeply: infinite recursion / options(expressions=)?" 
3:50PM 
4 
Re: Creating a new Access database with R 
3:36PM 
15 
trouble with read.table and colClasses='raw' 
3:25PM 
0 
Using "Rscript" in combination with "eval()" results in error 
3:13PM 
0 
cluster/distance large matrix (fwd) 
2:47PM 
8 
R ANOVA gives diferent results than SPSS 
2:28PM 
1 
for loop the can be skipped 
2:10PM 
1 
Question re model development 
1:51PM 
0 
WMF conversion 
1:22PM 
1 
cluster/distance large matrix 
1:17PM 
1 
Zeroinflated Negat. Binom. model 
12:01PM 
0 
Coda or R or input error? (Error in lowess(xp, yp[, k]) :...) 
11:48AM 
1 
ACF and PACF 
11:31AM 
0 
GWRM package 
11:08AM 
1 
(linux) display messages in R startup screen 
10:06AM 
3 
gdata 
9:51AM 
2 
Biclustering package 
9:44AM 
2 
ZOO object colnames refering to Dates 
9:43AM 
5 
Sweve/cacheSweave 
9:31AM 
0 
Regarding a error while plotting R chart using qcc package. 
9:12AM 
3 
Sweave, lty = 3 line incorect in pdf output 
8:47AM 
0 
ff package: How to save and open ff(df) files. 
8:38AM 
7 
SAS and RODBC 
8:04AM 
0 
Re: Proxy settings 
7:47AM 
2 
Problem with retreaving numeric data 
7:23AM 
2 
Question about rank() function 
5:22AM 
5 
Failed install of package xlsReadWrite 
5:20AM 
7 
Suprising behavior of paste or cat? 
4:51AM 
5 
histogam plots 
4:42AM 
3 
Flattening Graphics 
4:38AM 
0 
sqlSave data into multiple *.mdb files 
2:41AM 
1 
dimensions checking 
2:06AM 
4 
Unexpected output in first iteration of forloop 
2:03AM 
6 
Barplot axis titles 
1:58AM 
5 
Find each time a value changes 
1:56AM 
1 
question about boxplot,does it accept ad hoc data 
1:15AM 
7 
Code find exact distribution for runs test? 
12:30AM 
1 
Find Source File Corresponding to Sourced Function 

Wednesday February 10 2010 
Time  Replies  Subject 
11:34PM 
4 
What is the difference between typeof and storage.mode? 
11:06PM 
1 
mean calculation within dataframe corrupted 
10:58PM 
1 
Count variables by ID 
10:26PM 
1 
using step() with package geepack 
9:49PM 
0 
Using system to call a program 
8:57PM 
2 
Simplify the code 
8:46PM 
0 
Installing the glmnet package. 
8:29PM 
3 
Sampling from Bivariate Uniform Distribution 
8:27PM 
6 
expand the inside of command with rep ? 
8:10PM 
0 
How to sample from Bivariate Uniform Distribution 
8:02PM 
1 
Make a table using data with frequency 
7:34PM 
0 
boxplot label cleanup 
7:28PM 
7 
eval function with javascriptsemantics possible in R? 
7:26PM 
2 
Subscripting 
7:14PM 
2 
color palette heatmap 
6:59PM 
0 
Multiple tables by splitting column headings 
6:26PM 
3 
How to create probeAnno object? 
6:18PM 
1 
Calculating mean for a number of columns 
5:58PM 
2 
How to solve: Error in * unused argument(s) ? 
5:57PM 
7 
Integral of function of dnorm 
5:37PM 
0 
Compose in roxygen  order of function application? 
4:32PM 
0 
mlogit: Error reported using sample dataset 
4:05PM 
0 
getting input from the console when running R in batch mode 
3:29PM 
2 
Total least squares linear regression 
3:13PM 
2 
R Group on LinkedIn has new book discounts 
2:33PM 
5 
heplot3d / rgl : example causes R GUI to crash 
2:02PM 
0 
How to call the R hidden function lgammacor ? 
1:41PM 
0 
Column width in dbf file ... again ... 
1:31PM 
1 
Create a function with multiple object as an output 
12:27PM 
0 
SF RUG 2010 kickoff next Tue: John Chambers & Drinks! 
12:16PM 
10 
WMF conversion... 
12:09PM 
6 
Running rscript in windows 
11:29AM 
0 
Help needed in fine tuning the sapply output 
10:17AM 
2 
How to plot three graphs on one single plot? 
9:50AM 
4 
replace a for loop 
9:44AM 
2 
Problems with looping in R 
9:44AM 
4 
How to repeat the names? 
9:21AM 
0 
RODBC Update image file into a MSSQL database table 
8:49AM 
1 
Installation require proxy settings (2) 
8:44AM 
3 
R2HTML 
7:47AM 
2 
Help Please! 
7:02AM 
4 
Readjusting the OUTPUT csv file 
6:16AM 
3 
Using R to format a file using a server (PDB to PQR file) 
6:02AM 
1 
Converting pdb to pqr 
5:12AM 
6 
prompts and running means 
4:20AM 
1 
The 'variables' attribute of terms() 
3:23AM 
2 
looping problem 
3:15AM 
4 
write.zip? 
2:37AM 
2 
simple subtraction in a single vector 
2:21AM 
2 
estimators based on Truncated likelihood 
2:06AM 
2 
sum sections of data of different lengths from within a data frame 
1:53AM 
2 
OrdFacReg 
12:30AM 
3 
manipulate missing dates in a graphics a vector 
12:13AM 
3 
Novel (Maybe?) Visualizations 

Tuesday February 9 2010 
Time  Replies  Subject 
11:46PM 
3 
split strings in a vector and convert it to a data.frame 
11:43PM 
1 
Superimpose ksmooth() onto barplot 
11:33PM 
4 
Model matrix using dummy regressors or deviation regressors 
10:40PM 
2 
Double Integral Minimization Problem 
10:21PM 
0 
Bad characters/fonts or something in R Help 
9:34PM 
0 
survey 3.20 
8:12PM 
3 
subset in a matrix 
7:02PM 
1 
how to rest the variables 
5:32PM 
3 
Bar plot 
5:31PM 
0 
Kernel density / weights matrix? 
5:18PM 
0 
model II major axis regression 
5:18PM 
1 
The default argument 'envir' of eval() 
5:13PM 
3 
odfTable: table width and alignment 
5:00PM 
2 
Comparing means and trends in short timeseries 
4:50PM 
1 
Nonparametric alternative to LDA 
4:24PM 
2 
How can I rearange my dataframe 
4:24PM 
1 
Formula used to create new plot 
4:21PM 
6 
Reexecute previous command 
4:20PM 
3 
Resampling a grid to coarsen its resolution 
3:42PM 
4 
Interpretation of high order interaction terms. 
2:30PM 
1 
question about nlme... 
2:20PM 
2 
transparent concentric circles 
2:19PM 
3 
performing the same commands on two different data sets 
1:06PM 
2 
step and glmer 
1:04PM 
1 
linear predictors and survreg function 
12:22PM 
2 
Missing interaction effect in binomial GLMM with lmer 
12:10PM 
1 
Help on R functions 
12:09PM 
1 
Problems installing stats (prcomp) package 
11:22AM 
2 
interpreting error estimate in SEM 
11:07AM 
0 
For and while in looping 
10:38AM 
1 
lmer 
9:55AM 
0 
useGeneric and useMethod 
9:55AM 
0 
append something to an xls file 
9:27AM 
1 
how to adjust the output 
9:12AM 
1 
Problem in Installing R Packages 
8:10AM 
0 
Calculation of VCOV using FFT. 
5:11AM 
3 
Re: Installation require proxy settings (continued) 
3:28AM 
1 
"1 observation deleted due to missingness" from summary() on the result of aov() 
12:01AM 
3 
Conditional plot 

Monday February 8 2010 
Time  Replies  Subject 
11:56PM 
2 
R ggplot2 legend text left justify 
11:38PM 
3 
object 'xxx' not found 
11:31PM 
4 
Dividing one column of form xxyy into two columns, xx and yy 
10:31PM 
3 
What is the equivalent function in R to xyplot in S? 
10:16PM 
2 
release memory 
10:06PM 
1 
interp function in package akima 
10:01PM 
0 
Mixed logit models with a random coefficient 
9:42PM 
1 
mle.stepwise 
8:36PM 
4 
Hypercube in R 
8:18PM 
1 
Wilcoxon signedranks test using package coin ? 
7:40PM 
2 
constraining functions for optim() 
7:39PM 
0 
Poisson and neg. bin. regression with random effects 
7:28PM 
5 
Problem with R on USBdrive 
6:14PM 
2 
Selecting single TAZ based on area proportion 
6:05PM 
1 
Followup Question: data frames; matching/merging 
5:45PM 
1 
Color intervals in image.plot function 
5:43PM 
2 
R wiki link ? 
5:07PM 
4 
How to reverse the axis direction in log plot? 
4:39PM 
7 
data frames; matching/merging 
4:09PM 
0 
confidence interval for negatively skewed, leptokurtic sample 
3:28PM 
0 
optimized Rselection and Rreplacement inside a matrix 
2:17PM 
1 
objects masked from packages 
2:16PM 
10 
Fast way to determine number of lines in a file 
2:07PM 
3 
evolution of NelderMead process 
1:44PM 
0 
PriorControl MCLUST 
12:48PM 
3 
Physically open Excel file from R 
12:13PM 
1 
About scales in graphics 
11:54AM 
2 
Counting by rows based on multiple criteria 
11:22AM 
3 
the hat ^ in regular expression 
10:47AM 
1 
Hi problem with read.csv 
10:12AM 
1 
R installation require proxy setting 
8:51AM 
3 
Error on start R in server 
8:19AM 
1 
Help with assigning values to a row or column 
4:52AM 
1 
problem with TinnR 
4:40AM 
8 
ggplot2 stacked line plot 
4:31AM 
7 
using setMethod or setGeneric to change S4 accessor symbol from @ to $ 
4:27AM 
2 
Contributed packages 
3:04AM 
1 
split plot with aov 
1:26AM 
4 
Help with apply() 
12:51AM 
5 
dataframe question 

Sunday February 7 2010 
Time  Replies  Subject 
10:37PM 
1 
Outofsample prediction with VAR 
10:03PM 
2 
mboost: Interpreting coefficients from glmboost if center=TRUE 
9:57PM 
3 
specifying colors in a heatmap/image like plot 
9:46PM 
2 
contour & persp 
9:43PM 
6 
using a variable name stored in another variable? 
9:25PM 
3 
Noval numbers 
8:22PM 
6 
xaxis plot problem 
6:08PM 
8 
Why does aggregate fail? 
5:32PM 
2 
conditioned xyplot, many y variables 
3:57PM 
3 
Reading hierarchical data 
2:35PM 
4 
convert R plots into annotated webgraphics 
1:48PM 
2 
predicting with stl() decomposition 
3:33AM 
3 
Nonlinear regression 

Saturday February 6 2010 
Time  Replies  Subject 
11:39PM 
2 
Posting an ''S4creating Package Problem''... 
9:57PM 
2 
read and process files line by line 
8:29PM 
3 
RHelp 
8:04PM 
1 
EC2  Amazon 
6:28PM 
4 
Plot of odds ratios obtained from a logistic model 
6:21PM 
7 
Sorting 
6:15PM 
1 
optimized Rselection and Rreplacement inside a matrix need, strings coerced to factors 
4:53PM 
1 
limit to pvalue using t.test() 
3:27PM 
0 
How to open gmail accounts 
2:03PM 
3 
How to suppress vector indexes in printout 
1:25PM 
4 
time serie : question about date time class 
12:51PM 
2 
Why does smoothScatter clip when xlim and ylim increased? 
10:51AM 
3 
melt on OSX ignores na.rm=T 
10:46AM 
1 
SimpleR and UsingR 
10:45AM 
2 
lmer Error message 
7:57AM 
5 
The KJV 
2:24AM 
5 
question about bigmemory: releasing RAM from a big.matrix that isn''t used anymore 
1:54AM 
2 
embedFonts with pdf files and Windows 7 
1:53AM 
1 
duplicating records 
12:35AM 
0 
parallel xyplot, different y scales, conditioned 
12:24AM 
0 
Multinomial glm with nested and random Effects 

Friday February 5 2010 
Time  Replies  Subject 
11:48PM 
0 
Append multiple optim result with a loop (or apply?) 
11:48PM 
1 
Strange "rownames" 
11:19PM 
1 
ecdf error 
10:07PM 
4 
metafor package: effect sizes are not fully independent 
10:04PM 
3 
Random number quality 
8:57PM 
1 
Incompatible types error 
8:44PM 
0 
multicore children not quiting 
8:33PM 
1 
a function 
6:14PM 
0 
Nonlinearity test in R 
6:10PM 
2 
glm models with more than one response 
6:05PM 
0 
RJDBC with MS Access 
6:00PM 
0 
how to draw two series in bwplot 
5:53PM 
2 
ggplot stacked bar chart help 
5:53PM 
4 
(Another) Bates fortune? 
5:35PM 
0 
Quasibinomial GLM and model selection 
5:21PM 
1 
histogram scott 
5:20PM 
2 
sum a particular column by group 
4:54PM 
4 
Extract pvalue from lm for the whole model 
4:44PM 
5 
t.test 
4:18PM 
2 
maximum elements in an ff object? 
4:14PM 
3 
Appending results via for loop 
3:48PM 
2 
About graphics 
3:48PM 
2 
ifelse on a series of rows for multiple criteria 
3:35PM 
6 
Importing data coming from Splus into R. 
3:21PM 
2 
Spider Plot color problem 
3:11PM 
4 
String Manipulation Extract numerical and alphanumerical segment 
3:11PM 
0 
Re: remove a row from a dataframe, row names disappear  solution 
2:44PM 
1 
remove a row from a dataframe, row names disappear 
2:13PM 
9 
number of Excel worksheets 
1:23PM 
1 
mlogit 
1:13PM 
3 
Reg: Rgraphviz installation 
12:46PM 
1 
Lines in code 
10:30AM 
8 
AFTREG with ID argument 
10:23AM 
5 
reading csv files 
10:21AM 
1 
Finding ranges on a perrow basis from several objects 
10:13AM 
3 
Multiple lines in a graph 
9:33AM 
2 
total summary of matrix 
9:31AM 
3 
Pause in noninteractive mode 
9:26AM 
0 
Censored outcomes  repeated measures and mediators 
9:22AM 
0 
Plot point text labels over polygon w/o overlap? 
7:22AM 
1 
HodgesLehmann EXACT confidence interval for small dataset with ties 
6:22AM 
1 
Rename R package name on RForge 
3:23AM 
1 
unique function works funny 
2:51AM 
8 
How do I use "tapply" in this case ? 
2:38AM 
0 
Testing Significance of Correlation Matrix using Brien''s Test 
1:27AM 
26 
Reading large files 
12:53AM 
5 
open script file from command line 
12:33AM 
1 
splint / lintlike syntax checker for R 
12:32AM 
4 
lattice barchart using a time scale in x axis 
12:31AM 
2 
Using coxph with Gompertzdistributed survival data. 

Thursday February 4 2010 
Time  Replies  Subject 
11:42PM 
1 
random slope models with lme > failured to converge 
10:31PM 
16 
Reading sas7bdat files directly 
10:30PM 
4 
xyplot 3 panels 3 different Y variables 
9:40PM 
1 
replace a for loop with lapply or relative 
9:39PM 
0 
Update of interval package 
8:26PM 
1 
Zero inflated negat. binomial model 
8:25PM 
2 
Filling a logical matrices with values 
8:00PM 
3 
Minimizing two nonlinear functions with genoud  Trying to minimize or converge near zero 
7:59PM 
3 
Legend symbol? 
7:07PM 
5 
help needed using t.test with factors 
7:06PM 
1 
for loop with if statment problem 
6:02PM 
2 
coefs from summary.lm of an aov object 
4:44PM 
5 
export test results to csv 
4:33PM 
0 
GLMM and false convergence (8) warnings 
4:04PM 
3 
ggplot2 / time series with different scales 
3:41PM 
1 
Splitting up rows in a data frame 
1:45PM 
0 
Prediction intervals for beta regression 
1:04PM 
3 
Conditional sampling? 
12:12PM 
2 
no write access for help files 
12:03PM 
2 
2 dimensional interpolation from matlab to R 
11:56AM 
1 
Changing fonts of axis labels in Histogram() function 
11:32AM 
2 
plm issues: error for "within" or "random", but not for "pooling" 
11:28AM 
0 
First differences back to Levels 
11:26AM 
1 
simulat from dirichet process 
11:23AM 
1 
[Fwd: question on plot in R with mac] 
11:07AM 
5 
mgcv problem 
10:29AM 
2 
how to plot single frames as a movie? 
10:27AM 
0 
pca in R: Problem Fixed 
9:52AM 
1 
mgcv problem to load 
9:51AM 
1 
Retrieve estimates from glmer() 
8:32AM 
10 
strange behaviour of median 
6:26AM 
9 
problems with SPC charts in R 
5:58AM 
1 
How to read HTML or TEXT file with tm package 
5:50AM 
0 
Change point analysis package bcp() reference? 
3:57AM 
1 
How to choose "seed" in set.seed(seed, ...)? 
2:31AM 
3 
create zip archive in R 
12:29AM 
2 
Help....package "GPLOTS" will not install. Linux 

Wednesday February 3 2010 
Time  Replies  Subject 
11:55PM 
3 
Creating a table with median for multiple variables 
11:54PM 
4 
legend help 
11:36PM 
4 
Changing an unordered factor into an ordered factor 
11:18PM 
0 
Jankowsky conservative analysis 
11:09PM 
6 
pickle in R 
10:13PM 
1 
Calculating subsets "on the fly" with ddply 
9:08PM 
8 
Header in read.table() function 
9:00PM 
1 
Histogram function from lattice package 
8:46PM 
11 
Problem accessing help files 
8:36PM 
5 
Additional field data collection 
8:30PM 
0 
Can not p.adjust on the conservative analysis. 
7:15PM 
2 
ggplot2/qplot question regarding reducing the no. of xaxis labels 
6:19PM 
6 
How to flatten a tree (based on list) to a certain depth? 
6:05PM 
1 
What font exactly is tkrplot looking for 
5:53PM 
3 
graphing help: line runs off top of graph 
5:38PM 
1 
how to combine 2 3d scatterplots in R 
5:35PM 
0 
how to combine 2 3d scatterplots 
5:33PM 
0 
About the risk code in the fportfolio package 
5:25PM 
1 
how to operate a S4 objecti 
4:38PM 
0 
mboost: how to implement costsensitive boosting family 
4:38PM 
1 
Mix Distribution Fit 
4:10PM 
0 
Package np update (0.306) adds nonparametric entropy test functionality... 
4:01PM 
5 
How to export the examples in help(something) to a file? 
3:59PM 
2 
comparison of parameters for nonlinear regression 
3:53PM 
2 
Delete missing value rows from a matrix 
3:43PM 
2 
selecting a group of points from a scatterplot? 
3:43PM 
0 
Can''t compile R 2.10.1 on AIX 
3:21PM 
4 
diagnostic plots 
2:27PM 
3 
Package plm & heterogenous slopes 
2:02PM 
2 
Positioning the y label in scatterplot3d 
1:52PM 
2 
group factor levels 
1:27PM 
3 
to convert a character string in time 
12:50PM 
1 
About Markov Random Filed 
12:09PM 
2 
How to change output ''csv'' file 
11:25AM 
1 
Boundary problem 
10:59AM 
4 
contour function: changing colour according to different levels 
9:43AM 
10 
color blending and transparency 
9:37AM 
1 
plm package index 
8:19AM 
1 
I need your help 
8:09AM 
2 
sqlUpdate RODBC 
7:57AM 
9 
Interactively editing point labels in a graph 
5:46AM 
1 
odbcConnectExcel2007 connection error 
5:34AM 
0 
polr for ordered multinomial response without additional variables 
5:09AM 
0 
contrast package tutorial 
4:48AM 
3 
How to show the definition of a S3 function? 
4:42AM 
18 
typo in contrast package''s vignettes 
4:41AM 
0 
"read.table" and "scan" skips newlines which "count.fields" finds in Thai textfile 
4:38AM 
7 
What are Type II or III contrast? (contrast() in contrast package) 
2:44AM 
0 
Color code leaves on dendrogram 
2:29AM 
0 
Rotating dendrograms 
2:15AM 
2 
merging columns 
1:44AM 
0 
Creating missing children element in XML file 

Tuesday February 2 2010 
Time  Replies  Subject 
10:55PM 
6 
how to read this data file into R? 
9:52PM 
3 
Error with R CMD check  Packages required but not available: 
8:58PM 
19 
tapply for function taking of >1 argument? 
8:56PM 
2 
iterative regressions, adding a new line of data each, time 
8:37PM 
0 
Basic matrix math question and avoiding additional memory allocation? 
8:32PM 
3 
Writing out csv files 
8:17PM 
0 
February/March 2010***R Courses*** by XLSolutions Corp in San Francisco and other USA cities 
8:07PM 
3 
Build a matrix from another matrix by specifying the indexes 
8:02PM 
4 
Update problem? Rcmdr disappears, won''t reopen 
7:51PM 
8 
Subset and plot 
7:13PM 
4 
mysterious extra spaces appearing in expression paste 
7:04PM 
0 
factorial map? 
6:19PM 
2 
Retrieve distinct values within a whole data frame 
6:18PM 
1 
Subset and point plot 
6:14PM 
4 
Error with write.table 
6:08PM 
3 
List of object properties 
5:32PM 
1 
Doubt about cluster analysis 
4:35PM 
11 
Deleting many columns of a data frame with the same name in a row 
3:34PM 
1 
Finding the difference between two vectors 
3:11PM 
2 
Plot  specification for grid of x axis 
3:09PM 
3 
finding files whose name does NOT contain a given character 
2:49PM 
2 
"strange" behaviour: recognition of decimal numbers by ''which'' 
2:48PM 
1 
Subtracting time series 
2:44PM 
1 
Biclustering / Coclustering in more than 2 dimensions 
2:16PM 
1 
R assistance 
12:22PM 
3 
hvcluster() with distance method from vegdist(), package = vegan 
12:01PM 
5 
3D plot of following data 
11:01AM 
2 
Yield to Maturity using R 
10:33AM 
12 
Memory Problem 
10:01AM 
3 
Suppressing scientific notation on plot axis tick labels 
9:19AM 
0 
Major update: mboost 2.00 released 
8:58AM 
1 
how to use optim() or nlm() to solve three nonlinear equations 
5:50AM 
7 
character variables in substitute() 
4:17AM 
3 
subset function unexpected behavior 
4:16AM 
2 
using rbind in a for loop 
3:56AM 
0 
Is Least Squares the Best Approach? 
3:49AM 
1 
lme4 package and gamma family 
2:06AM 
3 
ggplot/time series with indicators question 
1:25AM 
0 
Plot questions: grid line do not correspond to tick marks and 2 line axis label 
1:20AM 
0 
Recommendations on nonparametric statistical inference textbooks 
1:00AM 
0 
Seattle Area R User group 
12:49AM 
0 
any R course this month in San Francisco? 
12:44AM 
1 
Changing direction of an axis in cloud or wireframe plot 
12:22AM 
0 
Revolutions blog: January Roundup 
12:11AM 
3 
barplot y axis too short 

Monday February 1 2010 
Time  Replies  Subject 
10:16PM 
6 
merging data frames gives all NAs 
9:09PM 
0 
Autocorrelated error prediction correction 
7:31PM 
0 
Abstract submission deadline, useR! 2010 
7:27PM 
4 
Missing names in LMER and GLM 
6:57PM 
5 
regular expression submatch? 
6:52PM 
4 
Convert a column of numbers to a column of strings 
6:42PM 
1 
Query on pvalue 
6:40PM 
0 
xmlToDataFrame drops me into browser 
6:19PM 
2 
hiding/protecting utility functions in .Rprofile 
5:58PM 
0 
Biclust package: drawHeatmap() 
5:43PM 
0 
Building a plotmath string in a function 
5:40PM 
3 
numerical subscripts in a loop in a plot 
5:37PM 
6 
Weighted SD 
5:34PM 
0 
(no subject) 
5:33PM 
1 
assigning ''default'' values 
5:08PM 
0 
Multiple items in menu() 
4:40PM 
9 
Import fixedformat ascii file with mixed record types 
4:25PM 
2 
how to write a function that remembers its state across its calls 
4:11PM 
5 
Comparing Variables and Writing a New Column 
1:51PM 
3 
How to repeat "for" function? 
1:49PM 
2 
Isolating a column within a loop 
12:57PM 
0 
Issue with the package dyn used together with the function loess 
12:55PM 
3 
playwith error message 
12:32PM 
0 
working with taxonomic trees: sampling 
11:29AM 
4 
programing problem with for( ) 
11:29AM 
1 
Manipulating data, and performing repeated simple regressions, not multiple regression 
11:27AM 
3 
Pipe /shell  R does not wait 
9:50AM 
3 
strings plots 
9:43AM 
5 
''R'' and ''Yield to Maturity'' 
9:36AM 
1 
Question about interpretation of paired ttests 
9:16AM 
2 
Help with multiple poisson regression with MLE2 
8:52AM 
1 
matrix columns 
8:49AM 
1 
problem withrbind function 
8:27AM 
0 
Query on RClimdex 
8:13AM 
0 
Sorting with NA skipped (not omitted) 
8:00AM 
1 
Number with fixed digit length  zero fillup 
6:40AM 
2 
Adding line plot to a barplot 
4:24AM 
4 
Hierarchical data sets: which software to use? 
4:22AM 
2 
Merging vector data into one file 
4:13AM 
0 
How to globally enable warning messages or stop the program if NA is encountered? 
3:41AM 
1 
Dear professor 
3:31AM 
1 
String Comparison 
2:46AM 
3 
how to generate data set with different length and calculate the mean? 
2:10AM 
3 
Loading data from folder 
1:56AM 
2 
Is there a way to make blocks of code independent from each other? 