Friday February 29 2008 
Time  Replies  Subject 
10:44PM 
0 
RAM Filling up 
10:40PM 
3 
Fitting long names in boxplot 
9:48PM 
1 
controlling for number of elements in each node of the tree in mvpart 
9:46PM 
1 
barplot and pca plot in mvpart/rpart 
8:53PM 
2 
while loop syntax help 
8:37PM 
1 
Make plots with GNUplot. Have anyone tried that? 
7:35PM 
0 
On the probabilistic distribution 
7:25PM 
1 
can the matrix size limit be increased? 
7:21PM 
1 
Column sums from a data frame (without the column headers) 
7:02PM 
1 
inheritence in S4 
6:33PM 
2 
printing tables to a pdf 
6:16PM 
1 
using zlib (was compress data on read, decompress on write) 
6:05PM 
1 
setHook and lattice 
5:50PM 
2 
time experiment 
5:18PM 
0 
Implementation of GMM 
5:02PM 
4 
Column sums from a data frame (without the headers) 
4:42PM 
0 
Optimization when only binary variables can be manipulated? 
4:29PM 
2 
setwd on other computer? 
4:24PM 
8 
Running LaTeX dvi previewer on MacOS X 
3:34PM 
0 
barplot and pca plot in mvpart 
3:14PM 
4 
help 
3:04PM 
1 
RSQLite error 
3:01PM 
1 
data manipulation 
2:24PM 
0 
MiscPsycho 1.1 revised posted 
2:19PM 
1 
bugs.seed= and summary.only= option in R2WinBUGS 
1:50PM 
3 
Replace a list of values in data frame 
12:45PM 
2 
GUI developement / Matlab 
12:21PM 
0 
Variable modified from within a function 
10:42AM 
1 
Getting Keypressed State in rgl 
9:02AM 
1 
Optional data argument for a function 
8:30AM 
0 
svm questions 
8:17AM 
3 
Graphic text 
7:12AM 
2 
How to convert the "user coordinate system" in R graph to "normal coordinate system" whose origin is the upperleft cornner of the drawing area? 
6:21AM 
1 
How to export tables in list separately using write.table or sink? 
4:17AM 
1 
quantileresidual plot 
2:45AM 
2 
Two Way ANOVA 
2:28AM 
1 
Fwd: Re: How to create following chart for visualizing multivariate time series 
1:22AM 
2 
Getting multiple tables when using table(dataframe) to tabulate data 
12:34AM 
1 
write.csv +RMySQL request 

Thursday February 28 2008 
Time  Replies  Subject 
11:43PM 
0 
tutorial on codetools 
10:31PM 
1 
Plotting Dendrogram Help Getting Plot to Display Neatly 
9:15PM 
2 
Replacing plot symbols w/ subject IDs in xyplot() 
9:04PM 
3 
datetime on xaxis of plot 
8:55PM 
2 
EMM: how to make forecast using EMM methods? 
8:30PM 
2 
Large loops hang? 
8:05PM 
3 
Collapse an array 
8:02PM 
0 
question regarding using weights in the hierarchical/ kmeans clustering process 
7:55PM 
0 
use of step.gam (from package 'gam') and superassignment inside functions 
6:18PM 
2 
compress data on read, decompress on write 
6:02PM 
0 
surv2sample 0.12 
5:49PM 
0 
New Package: geozoo. HighDimensional Geometric Objects 
3:17PM 
4 
pvalue in Spearman rank order 
2:17PM 
1 
cohesive blocks.. again 
2:06PM 
1 
non parametric linear regression 
1:52PM 
4 
unbalanced oneway ANOVA 
1:31PM 
1 
intermediate linkage clustering 
11:42AM 
1 
Errors melt()ing data... 
11:27AM 
1 
calculate sd for each row on some columns of a dataframe 
11:06AM 
4 
standard errors 
9:03AM 
0 
problem with the ltm package  3PL model 
7:09AM 
0 
RMysql question 
6:42AM 
1 
KaiserMeyerOlkin 
5:03AM 
1 
2D kolmogorov 
5:03AM 
8 
How to read HUGE data sets? 
3:57AM 
0 
Very Simple Regression Question 
3:44AM 
1 
problem of subscript value from vector and list 

Wednesday February 27 2008 
Time  Replies  Subject 
11:02PM 
2 
problem with creation of eSet 
10:28PM 
2 
multilevel hierarchical logistic regression with sampling weight 
10:05PM 
4 
plot y1 and y2 on one graph 
9:34PM 
4 
Error in cor.default(x1, x2) : missing observations in cov/cor 
6:02PM 
1 
installing package 
4:54PM 
0 
Call for abstracts: Innovative Tools in Data Analysis (ERCIM08) 
4:31PM 
2 
multiple plots per page using hist and pdf 
4:13PM 
2 
selecting consecutive records over a threshold 
3:25PM 
2 
png and pdf : point size, font size, etc. 
3:18PM 
7 
Cross Validation 
2:09PM 
0 
image analysis package 
1:09PM 
2 
Plan to build Package to use GRASS from R 
12:59PM 
1 
Label outliers in boxplot 
12:39PM 
0 
Problems with quantreg and party package in 2.6.2 ver 
10:35AM 
2 
Sweave produces gibberish instead of apostrophe in pdf 
10:24AM 
1 
Calculating monthly varcov matrix on nonoverlapping rooling window basis 
9:49AM 
1 
glm binomial with no successes 
8:13AM 
1 
how to convert a table to adjacency matrix used in social network analysis? 
7:03AM 
3 
Loading user defined functions autometically each time I start R 
5:52AM 
0 
periodic term 
4:58AM 
1 
ggplot2 boxplot confusion 
3:38AM 
1 
how to specify ggplot2 facet plot order 
2:38AM 
0 
Backwards Lasso 
1:06AM 
2 
Adding LaTeX crossreferences into Sweave plots 
12:47AM 
1 
Hmisc xYplot won't do conditioning on factors? 
12:47AM 
1 
missing packages from install 
12:16AM 
2 
Add a rectangle behind a plot 
12:05AM 
1 
score test statistic in logistic regression 

Tuesday February 26 2008 
Time  Replies  Subject 
11:58PM 
0 
NLS  multiplicative errors and group comparison 
10:58PM 
0 
lasso with Cox regression 
10:37PM 
0 
RSPerl on OS X Server 10.4.11 
10:24PM 
2 
Multiple lines with a different color assigned to each line (corrected code) 
10:10PM 
4 
"Raw" histogram plots 
10:04PM 
1 
multdrc errorError in mdrcOpt(opfct, startVec, optMethod, derFlag, constrained, warnVal 
10:00PM 
2 
Multiple linear regression with for loop 
9:40PM 
0 
lrm error message 
9:34PM 
1 
Multiple lines with a different color assigned to each line 
9:30PM 
4 
numeric format 
9:11PM 
6 
Plot Principal component analysis 
9:02PM 
2 
Obtaining values from adfstat objects 
8:41PM 
0 
Cryptic error message using RuleFit 
8:32PM 
2 
Summing up diagonals w/o forloop 
7:46PM 
2 
Subsetting within xyplot() 
7:44PM 
2 
combining 40,000 with 40,000 data frame (different tact) 
6:16PM 
3 
Reading a file created with Fortran 
5:25PM 
2 
Kalman Filter 
5:24PM 
3 
using evalparsepaste in a loop 
5:10PM 
1 
GLM 
5:07PM 
1 
wrapper for save function 
4:01PM 
0 
looping with a dynamic variable 
3:58PM 
2 
Custom LaTeX tables 
3:52PM 
0 
Getting Stangle to tangle Sexpr expressions 
3:27PM 
3 
R package to perform Horn's parallel analysis 
3:24PM 
0 
action executing twice while loading tiles 
2:27PM 
1 
Rcmdr importing excel files 
2:25PM 
1 
combine vector and data frame on field? 
2:10PM 
1 
predict.rpart question 
1:43PM 
2 
Combining series of variables using identifier 
1:38PM 
2 
AIC and anova, lme 
1:30PM 
0 
Generalized additive model regression with lag 
12:35PM 
0 
Help needed to analyse a factorial microarray experiments! Newbie Question 
11:01AM 
0 
graphics of profile in longitudinal data 
10:22AM 
1 
Split data.frames depeding values of a column 
9:16AM 
0 
anova repeated measure 
7:25AM 
3 
OLS standard errors 
7:10AM 
0 
Course on analysing spatial point patterns 
6:41AM 
1 
changing format of yaxis (barplot) 
6:12AM 
1 
load windows file in linux 
4:02AM 
0 
adjusting monthplot() towards a seasonal diagnostic plot for stl() 
2:18AM 
1 
The meaning of 'z value' and 'Pr(>z)' in the result of glm 

Monday February 25 2008 
Time  Replies  Subject 
9:59PM 
2 
union of two data frames 
9:23PM 
1 
Graph Axis 
8:48PM 
4 
Highlighting different series with colors 
7:18PM 
0 
logLik calculation in gls (nlme) 
7:06PM 
0 
double yaxis heatmap 
6:47PM 
1 
Parallel R for dummies (on hpc) 
5:30PM 
1 
Running randomForests on large datasets 
5:20PM 
0 
Extracting variance components from a Manova 
5:16PM 
3 
How to include the documentation of a function in a Sweave document? 
3:56PM 
1 
Problems with augPlot and for loops 
3:23PM 
0 
anova (repeated measure) 
3:12PM 
1 
Read.xport function in package foreign 
3:05PM 
1 
"by" function "halfworking" when used in a custom function 
2:45PM 
0 
how to find the significance F for oneway ANOVA 
2:20PM 
3 
Logical statements and subseting data... 
1:59PM 
1 
efficient is.na tabulation? 
1:03PM 
2 
Exporting a dataframe from R to Excel 
9:42AM 
0 
Memory problem with 64bit R using PLASQ500k 
9:06AM 
0 
addreg help 
8:40AM 
3 
Avoiding overplotting of text. 
8:20AM 
1 
RWinEdt Install issue 
7:46AM 
0 
Course: STATISTICAL PRACTICE IN EPIDEMIOLOGY USING R 
6:14AM 
1 
To get more digits in precision of predict function of randomForests 
5:18AM 
1 
version 2.5.1 and version 2.3.1 
4:01AM 
1 
Plotting series marked with a symbol on every nth data point, preferably in ggplot... 
2:26AM 
2 
Geometric progression 
2:05AM 
2 
including data frames in R packages 
2:00AM 
1 
How do I use as.Date when day values are missing? 
1:36AM 
4 
A more idiomatic way to write this 
12:44AM 
1 
color area between two timeseries via polygon()? 

Sunday February 24 2008 
Time  Replies  Subject 
11:26PM 
1 
Jitter in correlation matrix? 
10:33PM 
0 
Color of CI bars in Hmisc::Dotplot() 
9:03PM 
1 
Bootstrapping data with a regression model 
9:02PM 
3 
Newbie: Where is lmFit function? 
8:44PM 
1 
rapply on a data.frame 
5:56PM 
0 
running R as a web service 
5:03PM 
1 
Minor tick marks 
4:00PM 
1 
what missed  CART 
3:58PM 
0 
Bayesian Prediction with Highorder Interactions 
3:40PM 
2 
mixed model nested ANOVA (part two) 
1:04PM 
2 
Generic Functions 
11:33AM 
2 
Split a matrix for mixture distribution 
11:11AM 
0 
problem with ML estimation 
9:37AM 
1 
R2.6.2 installation (64bit) falling over with the grid package 
5:37AM 
0 
where can I find source code for particle filters applied to stochastic volatilities? 

Saturday February 23 2008 
Time  Replies  Subject 
11:57PM 
0 
Calculate missing value using a correlation metric 
8:04PM 
1 
clarification about glm 
7:28PM 
1 
Bimodal deconvolution 
6:23PM 
1 
Error in ma.svd(X, 0, 0) : 0 extent dimensions 
6:00PM 
0 
Announcement: obsSens Package 
5:14PM 
3 
exprs function download 
3:11PM 
1 
ArandaOrdaz 
2:08PM 
1 
Standard method for S4 object 
11:07AM 
1 
Set without argument 
10:15AM 
1 
Hiding a function 
9:40AM 
2 
Newbie: Measuring distance between clusters. 
8:36AM 
0 
TakagiSugeno fuzzy model 
4:12AM 
1 
ginv and matlab's pinv give different results 
2:16AM 
2 
counting sequence mismatches 
1:01AM 
3 
using subset() in data frame 
12:42AM 
1 
Fixed effects 

Friday February 22 2008 
Time  Replies  Subject 
11:44PM 
3 
projection.matrix() {popbio} for more than one matrix 
11:01PM 
1 
How to Include greek symbol in axis label? 
9:15PM 
2 
Corrected : Efficient writing of calculation involving each element of 2 data frames 
8:48PM 
1 
efficient writing of calculation involving each element of 2 data frames. 
8:38PM 
1 
abline in loglog power law plot 
8:06PM 
2 
Looping and Pasting 
7:33PM 
0 
Nonlinear autoregression and spectral analysis (mixed spectra) 
7:23PM 
2 
Labels in plot() 
7:19PM 
2 
Drawing several pictures on a plot 
6:36PM 
3 
Combining Data Frames 
6:08PM 
3 
Mixed model Nested ANOVA 
4:46PM 
1 
Biomechanics 
4:26PM 
1 
What exactly does rchkusr() do? 
4:23PM 
1 
YAML parser for R in Windows 
3:26PM 
0 
Cross Validation in rpart 
3:00PM 
1 
fitting a lognormal distribution using cumulative probabilities 
2:00PM 
0 
R expertise 
1:42PM 
2 
re place column names 
1:40PM 
0 
I am away on 22 Feb (pm) 
1:21PM 
3 
Problem with cut 
11:45AM 
3 
Simultaneously summarizing many models 
11:33AM 
0 
Creating subplots of a ridge trace generated using matplot (ridge regression) 
11:10AM 
1 
addtable2plot(plotrix) 
9:01AM 
0 
seeking function to perform Flexible UPGMA clustering 
5:15AM 
0 
How to get MSS value for individual clusters. 

Thursday February 21 2008 
Time  Replies  Subject 
10:19PM 
1 
bootstrap: definition of original statistic 
10:05PM 
1 
Function for linear mixed model with gammadistributed random effects? 
9:57PM 
3 
applying a function to data frame columns 
9:51PM 
2 
Simple Newbie Question 
9:47PM 
2 
Problems with aggregate 
9:00PM 
2 
jpeg in batch mode 
8:58PM 
3 
Mixture of Distributions 
8:06PM 
1 
nnet 
7:52PM 
0 
SAS transport files and read.xport 
7:49PM 
2 
coloring a graph left or right of an abline 
7:26PM 
2 
how to create ROC curve for 2 dimensional classifiers 
6:51PM 
2 
jpeg() creating empty files with qplot() in a loop 
6:26PM 
0 
Warning messages about replacing previous import... 
6:25PM 
1 
anova power calculations 
6:22PM 
4 
How to get names of a list into df:s? 
5:21PM 
2 
triangle.plot  change the axes orientation 
4:11PM 
2 
Unable to create/index a zoo irregular timeseries 
4:06PM 
1 
problem on pg32 of ISwR 
3:51PM 
2 
Nested frailty model 
3:43PM 
1 
Save a group of matrix 
3:25PM 
3 
variable syntax problem 
2:25PM 
2 
overall comparison of an ordered categorical in a multiple regression 
1:29PM 
1 
linebreaks in mathplot 
11:09AM 
2 
column name handling and long labels 
10:56AM 
1 
Finding local maxima (height) in a matrix data (6 spatial coordinates)? 
10:36AM 
1 
update don't find an object 
7:41AM 
1 
Stat related question : Skew Normal distribution 
7:05AM 
1 
Permutation Test 
7:03AM 
1 
Selecting timestamps 
3:37AM 
0 
extending code to handle more variables 
12:44AM 
3 
R console closes on its own 

Wednesday February 20 2008 
Time  Replies  Subject 
11:57PM 
4 
plotting every ith data point? 
11:45PM 
2 
intersecting rows of a matrix 
11:36PM 
1 
fastbw() in Design works for continuous variable? 
11:18PM 
0 
Calculating the Distance 
11:02PM 
2 
factors ordered by mean 
11:02PM 
0 
Automatically discovering dependencies in Sweave 
10:05PM 
0 
Nonstandard S4 behavior 
9:54PM 
1 
Compilation error on installing rgl package 
9:51PM 
2 
[OT] Linux/UNIX question 
8:11PM 
0 
igraph package, version 0.5 
6:14PM 
3 
reshaping data frame 
5:34PM 
1 
a questtion about Cronbach's alpha more than 1 
4:42PM 
3 
Rd to latex 
4:27PM 
1 
Stress with MDS 
3:39PM 
0 
Help with circularlinear regression in package circular 
2:19PM 
1 
pvalue for fixed effect in generalized linear mixed model 
12:24PM 
3 
Specaccum 
11:57AM 
1 
Problem Using the %in% command 
10:38AM 
1 
insert() function 
10:10AM 
1 
clustering problem 
8:39AM 
0 
New Package 'JM' for the Joint Modelling of Longitudinal and Survival Data 
8:26AM 
1 
overdrawing a plot 
3:52AM 
0 
R workshop in Canberra (Australia) [SEC=UNCLASSIFIED] 
3:47AM 
2 
Data frame with 0 rows. 
3:25AM 
1 
Overdispersion, AIC and mixed models 
2:35AM 
1 
debugging a try() statement 
2:10AM 
1 
R square for Monotone regression 
1:41AM 
1 
Is there simple code for this simple financial time series task? 
1:27AM 
1 
Deleting multiple rows based on a variable 

Tuesday February 19 2008 
Time  Replies  Subject 
11:39PM 
3 
Summing over an index of an array 
11:34PM 
1 
Calculating the distance samples using distance metics method 
11:07PM 
2 
numerical integration of a ftn of 2 variables 
9:07PM 
1 
recursive function help 
7:22PM 
1 
Referencing to an object within a function 
7:14PM 
0 
rJava error (assistance needed) 
7:09PM 
1 
Setting a graph flushed to edges of axes 
7:07PM 
2 
addition of matrix 
6:51PM 
2 
Looping through a list of objects & do something... 
6:44PM 
0 
Matrix addition 
6:23PM 
1 
How to use BayesTree or RBF for predict 
5:44PM 
1 
Interpolation between 2 vectors 
5:17PM 
3 
Why does plot() ignore the data type for axis labels? 
4:16PM 
2 
oneway anova power calculations 
4:06PM 
1 
How to count from larger value to smaller value in ecdf (Empirical Cumulative Distribution Function) 
3:27PM 
0 
Van't Veer paper on breast cancer 
3:20PM 
1 
create library for own datasets 
3:17PM 
0 
nlsList  Error in !unlist(lapply(coefs, is.null)) 
2:52PM 
1 
Which package to install? 
2:41PM 
4 
fitted values are different from manually calculating 
2:24PM 
3 
simple usage of "for" 
1:18PM 
1 
Two bwplots in one single graph 
12:53PM 
3 
Getting started help 
12:42PM 
1 
regression with error in predictor 
12:29PM 
4 
How to join path with arguments 
12:15PM 
2 
qplot 
12:10PM 
1 
plotDensity 
12:06PM 
1 
good references on "survival analysis" 
11:33AM 
2 
change NA values 
11:24AM 
1 
repeated measures ANOVA using a cov matrix 
11:22AM 
0 
agglomerative algorithm 
10:58AM 
1 
Change the color and lines of the legend using bwplot 
10:29AM 
1 
Calculating Distance Metrics using Euclidean 
9:45AM 
2 
Confidence Interval for SMR 
7:44AM 
1 
Rproblem 
6:03AM 
1 
rJava and matrices 
3:05AM 
1 
Matrix inversion 

Monday February 18 2008 
Time  Replies  Subject 
11:31PM 
1 
index range 
11:23PM 
2 
Huge number 
8:27PM 
0 
Huge RDCOM.err file with Bloomberg download 
8:16PM 
4 
Compare mean survival time 
7:42PM 
3 
remove column names from a data frame 
6:45PM 
2 
skip nonconverging nls() in a list 
6:29PM 
2 
paste("Mus., 10 ", expression(mu)," g", sep="") 
6:29PM 
2 
progress bar 
6:13PM 
1 
View body of externally compiled functions 
5:48PM 
2 
predicting memory usage 
5:39PM 
0 
"Error in package manager" 
5:32PM 
0 
Number of digits of a value for problem 7.31 RFAQ SOLVED not really 
4:03PM 
4 
newbie (me) needs to model distribution as two overlapping gaussians 
3:59PM 
2 
how to plot image() without painting a map (the background) 
3:39PM 
2 
How to change the axis labels of a wind rose plot? 
3:16PM 
3 
tabulation on dataframe question 
2:51PM 
2 
R graphics question: "binary" bar chart 
2:22PM 
3 
mean and variance of ratio 
2:08PM 
0 
repeated measures ANOVA using a covariance matrix 
1:24PM 
3 
CRAN Taskviews returns 404 
12:56PM 
2 
working with weekdays 
12:25PM 
0 
Solved (??) Behaviour of integrate (was 'Poissonlognormal probab ility calculations') 
12:22PM 
0 
Fw: r package 
12:17PM 
2 
Number of digits of a value for problem 7.31 RFAQ 
12:14PM 
2 
WindowsGUI: "Install Packages from local zip files" and dependencies 
12:02PM 
1 
can we include nonparametric component for survival regression? 
11:10AM 
1 
Help wit barplot 
10:15AM 
0 
Location of boxplots in bwplot 
9:53AM 
1 
Plotting a legend outside the figure  units 
9:53AM 
2 
question on function arguments 
9:17AM 
2 
library(convert) 
8:08AM 
2 
Hazard model with longterm survivor (cure model) 
6:50AM 
1 
fitted.values from zeroinfl (pscl package) 
2:17AM 
2 
Custom Plot  means, SD & 5th95th% (Plotmeans or Boxplot)? 

Sunday February 17 2008 
Time  Replies  Subject 
10:38PM 
0 
difference between lme and lmer in df calculation 
9:56PM 
1 
extracting elements by using logical values 
9:55PM 
0 
ASA Southern California Chapter Applied Statistics Workshop 
8:45PM 
1 
How to make a vector/list/array of POSIXlt object? 
8:11PM 
0 
How to create an array/list/vector of POSIXlt objects? 
7:49PM 
1 
ggplot2: bug in geom_ribbon + log scale!? 
4:36PM 
1 
random location in polygons sp spsample splancs csr 
4:17PM 
1 
Set length of axes in lattice 
4:07PM 
0 
Set length of axes in lattice's xyplot? 
3:52PM 
2 
Specify Path of an Excel file in R 
1:15PM 
1 
Error massage in attaching package 'rgl' 
9:51AM 
0 
R Package Implementing Kohavi's Wrapper Method for Subset 
12:33AM 
2 
filled.contour with log axis 

Saturday February 16 2008 
Time  Replies  Subject 
10:25PM 
2 
Possible overfitting of a GAM 
9:51PM 
1 
How to use a reserved word in italics in an expression 
8:53PM 
1 
Evaluate function on a grid 
7:54PM 
3 
Producing graphs and console output in postscript format 
4:43PM 
4 
Weird SEs with effect() 
3:20PM 
2 
Adding elements to existing lists 
3:11PM 
1 
plotEst 
12:42PM 
1 
ggplot2 & ribbon 
11:14AM 
3 
how to specify the location of tick mark on x axies 
9:25AM 
2 
R on a computer cluster 
12:32AM 
0 
copying Quartz graphics windows on MAC 
12:21AM 
0 
Normality Testing 

Friday February 15 2008 
Time  Replies  Subject 
11:53PM 
1 
Re storing a UPDATES on a data.frame 
10:51PM 
2 
Quadratic Programming 
9:03PM 
0 
Data Mining Competition 2008 
8:21PM 
1 
ggplot2 used in a function  variable scope/environment 
7:53PM 
7 
History of R 
7:39PM 
2 
wire.frame tick labels from matrix 
7:25PM 
2 
How to estimate weekly Variance 
7:24PM 
1 
predict.lm with matrix as newdata 
7:14PM 
1 
Conditional Autoregressive (CAR) model simulation 
6:45PM 
1 
Clustering with ordinal data 
5:41PM 
3 
Error 'singular gradient' in nonlinear model fitting 
4:49PM 
0 
Error in my R program 
4:47PM 
0 
Behaviour of integrate (was 'Poissonlognormal probability calcul ations') 
4:10PM 
5 
Extract from matrix 
4:00PM 
2 
lmList, tapply() and lm() 
3:59PM 
0 
Transfer Crosstable to WordDocument (2. attempt) 
3:42PM 
1 
OT: installing the XML package  xmlOutputBufferCreateBuffer problem 
3:30PM 
12 
Transfer Crosstable to WordDocument 
2:54PM 
1 
function similar to str_replace() in php. 
2:25PM 
1 
anyone know how to plot histograma and line in the same graph 
2:18PM 
3 
lineplot.CI problem 
2:13PM 
2 
Softmax in nnet 
1:55PM 
2 
lmer in package of lme4 
1:29PM 
2 
No response for help 
1:18PM 
0 
Error with stop() 
1:13PM 
1 
help on loop function 
12:43PM 
0 
R help 
12:30PM 
2 
Controling width of boxes in boxplots 
11:16AM 
0 
Poissonlognormal probability calculations 
10:19AM 
1 
Help, Statistics Question. Testing for equality of frequncies of an event 
10:06AM 
1 
question about calling winbugs in R 
9:32AM 
1 
Latent class analysis 
9:08AM 
2 
storing ggplot objects as components of a vector 
8:49AM 
1 
problem with heatmap.2 
8:33AM 
1 
How to estimate the parameters of differential equations from data 
8:31AM 
0 
Wavelets density estimation 
8:02AM 
0 
Error RODBC: Random termination of R 
6:33AM 
0 
tests of lognormal distribution 
6:23AM 
0 
tests of lognormal distribution in R 
4:53AM 
2 
Remove rows with NA across all columns 
4:49AM 
2 
help on using try() to catch an error 
1:53AM 
2 
For Subset or Reshaping the Table 
1:22AM 
0 
Quantile Regression R squared 
1:12AM 
1 
Questions about EM algorithm 
12:55AM 
1 
How to plot fitted values from lmer (lme4 package)? 
12:50AM 
3 
LMER 

Thursday February 14 2008 
Time  Replies  Subject 
11:42PM 
2 
Retrieving data frames from a for loop 
11:23PM 
0 
forestplot() with large number of confidence intervals 
9:23PM 
1 
finding source for a function 
9:08PM 
0 
Using Conditional AIC with lmer 
8:59PM 
3 
setting color ranges 
8:50PM 
1 
deleting certain observations in a data frame 
8:47PM 
0 
Replacing columns in a data frame using a previous condition (SOLVED) 
8:22PM 
2 
Replacing columns in a data frame using a previous condition 
8:05PM 
1 
Advice on analyzing a mixed effects survival model? 
6:57PM 
1 
Replacing a character string when finding substring match 
6:25PM 
1 
configure fails on new Redhat Enterprise System 
5:54PM 
2 
lm, coefficient 'not defined because of singularities'? What does this mean? 
5:53PM 
1 
ks.test help 
5:12PM 
2 
Problems with Rcmdr unter JGR (Windows XP) 
5:02PM 
1 
plot matrix 
4:36PM 
1 
Cholmod error `matrix not positive definite' 
4:21PM 
0 
passing R array to Fortran subroutine 
3:59PM 
1 
write output in a custom format 
2:57PM 
0 
RFC for package PopCon: a popularity contest for R and packages 
2:55PM 
4 
plot each column of a matrix or dataframe versus x in a single plot 
2:47PM 
5 
Levene's test for homogeneity of variances (befor using ANOVA) 
2:35PM 
5 
data manipulation for plotting 
2:33PM 
0 
User defined split function in Rpart 
2:22PM 
3 
Transposing by a group variable 
1:52PM 
1 
Analysis with spatstat and Kcross() requires to much memory 
1:50PM 
4 
Kaplan Meier function 
1:23PM 
2 
Question: about loading a new package 
12:59PM 
5 
Removing columns that are all NA from a matrix 
12:59PM 
0 
Random termination of R with RODBC and PostgreSQL 8.2.6 
12:57PM 
1 
How to check cy5 and cy3 values were lowess normalized 
11:08AM 
1 
Any mountain clustering method in R? 
10:51AM 
2 
Does the t.test in R uses Welch procedure or ordinary student ttest? 
10:31AM 
3 
contingency table 
10:14AM 
1 
{lattice/grid} "Error using packet 1" and traceback 
8:03AM 
2 
R equivalent of linux "cut", "paste", and "grep" ? 
6:07AM 
1 
Installation of R on UNIX  Sparc Solaris v8 [SEC=UNCLASSIFIED] 
5:44AM 
0 
need help 
5:19AM 
3 
noninteractive connection to SQL Server 
4:31AM 
1 
Package for Multiple Additive Regression Trees 
2:14AM 
1 
Principal component analysis PCA 
1:28AM 
0 
Bayesian function in R 
12:39AM 
0 
help in simplyfiying programme 

Wednesday February 13 2008 
Time  Replies  Subject 
11:52PM 
2 
apply on large arrays 
10:17PM 
6 
Creating a data.frame 
10:05PM 
1 
lmer: Estimated variancecovariance is singular, false convergence 
9:13PM 
1 
Error in model.frame.default: invalid type (list) for variable ... 
9:04PM 
0 
do.call() browser() hang with large data.frame 
8:41PM 
1 
use of poly() 
7:07PM 
2 
How to handle Which on two matrices that do not have same number of rows 
6:58PM 
3 
Generalized nonlinear mixed model function? 
6:43PM 
1 
Does goodfit() require frequency count of the numbers or numbers themselves? 
6:26PM 
1 
Survival (KM/Cox) plots with lattice? 
4:57PM 
1 
model construction 
4:25PM 
4 
rolling sum (like in Rmetrics package) 
4:11PM 
1 
Modelling disease spread 
3:53PM 
2 
Newbie HLM with lme4 questions 
2:21PM 
4 
writing a simple function 
1:06PM 
4 
dimnames 
10:54AM 
1 
Is there a simple way to use oneway ANOVA comparing the means of groups? 
10:02AM 
0 
Intro to R :: London :: 0607/03/2008 (Reminder) 
9:52AM 
1 
Package for sample size calculation 
9:04AM 
1 
survey package: proportion estimate confidence intervals using svymean 
8:27AM 
0 
FinTS_0.27 
7:52AM 
1 
R CMD SHLIB help 
4:52AM 
1 
stumped by eval 
3:04AM 
1 
compiling 2.6.2 using icc 
2:40AM 
3 
indices of rows containing one or more elements >0 
12:55AM 
5 
passing username and password to source() 
12:39AM 
0 
FW: AIC Quantile Regression 

Tuesday February 12 2008 
Time  Replies  Subject 
10:40PM 
2 
how to specify modes of certain fields in read.table 
8:45PM 
1 
conflict within packages 
7:53PM 
1 
Markov and Hidden Markov models 
6:40PM 
0 
[Fwd: Re: controlling the edge linewidth in Rgraphviz] 
6:39PM 
1 
gWidgets process management 
5:45PM 
3 
matching last argument in function 
5:21PM 
3 
help with bwplot 
5:19PM 
3 
Reorder data frame columns by negating list of names 
5:17PM 
1 
Finding LD50 from an interaction Generalised Linear model 
4:57PM 
4 
summary statistics 
4:13PM 
1 
Random Effects 
4:12PM 
3 
merging more than 2 data frames 
3:39PM 
2 
shaded area graph and extra plot 
3:19PM 
3 
filter data from data frame 
2:59PM 
2 
re cognizing patterns 
2:36PM 
3 
How many R packages? 
2:30PM 
3 
regular expression for na.strings / read.table 
1:54PM 
4 
How to run oneway anova R? 
1:35PM 
2 
Formulae for R functions 
1:35PM 
2 
Cox model 
12:47PM 
3 
reverse vector elements 
11:09AM 
0 
KS and X2 statistical testsquestion 
11:05AM 
3 
problems plotting geom_line on ggplot2 
10:45AM 
0 
Import and plotting question for geographical data 
10:44AM 
6 
Matching Problem 
10:36AM 
3 
sort a data frame according to roman characters 
9:41AM 
0 
Error message svIO library with latex option 
8:23AM 
3 
fun.aggregate=mean in reshape 
8:09AM 
1 
How to make t.test handle "NA" and "essentially constant values" ? 
7:38AM 
0 
JGR for Linux/SuSE 
6:34AM 
0 
local variance estimation using gam or locfit 
5:43AM 
0 
svm: is this right? 
3:29AM 
0 
nlme & special case of corARMA? 
3:23AM 
0 
How to fit discrete distribution to data in R having non standard shape? 
2:56AM 
1 
controlling the edge linewidth in Rgraphviz 

Monday February 11 2008 
Time  Replies  Subject 
11:09PM 
0 
Hastie  Tibshirani  Friedman pg 141 & nnet question 
10:44PM 
0 
Memory allocation problem with large dataset 
10:30PM 
1 
Histogram in Lattice with 3 factors 
9:23PM 
0 
Release 3.2.0 of randomSurvivalForest is now availablle 
8:30PM 
1 
WG: TinnR not working well with latest R 
6:51PM 
6 
TinnR not working well with latest R 
6:41PM 
2 
gcc 4.3 any known issues? 
6:09PM 
2 
Viable Approach to Parallel R? 
6:03PM 
1 
Logistic regression with repeated measures 
5:31PM 
1 
barplot or maybe related? 
4:34PM 
1 
mistake during subscription 
4:30PM 
2 
how to generate a column based on other columns in a data frame 
4:01PM 
3 
Difference between P.Value and adj.P.Value 
3:43PM 
0 
ROracle for windows 
3:35PM 
1 
overdispersion + GAM 
3:25PM 
5 
Length problem 
2:54PM 
1 
Gini index of frequencies in a data frame 
2:31PM 
0 
Lower Confidence Bound 
1:45PM 
0 
Power law, lognormal end exponenntial statistical testing in one sample population 
1:16PM 
0 
Any one is porting or has ported prtools (http://www.prtools.org/) to R ? 
12:26PM 
0 
Testing for differecnes between groups, need help to find the right test in R. (Kes Knave) 
12:22PM 
1 
scatterplot in CAR 
11:57AM 
0 
PDF with computationally expensive normalizing constant 
10:52AM 
2 
RGTK2 and glade on Windows  GUI newbie 
10:47AM 
4 
R programming style 
10:22AM 
4 
Conditional rows 
10:18AM 
2 
image quality 
9:14AM 
1 
The function predict 
9:08AM 
1 
Dendrogram for agglomerative hierarchical clustering result 
7:48AM 
1 
Help with write.csv 
7:31AM 
1 
tree() producing NA's 
3:40AM 
8 
Using R in a university course: dealing with proposal comments 
1:14AM 
2 
Questions about histograms 
12:37AM 
0 
j and jcross queries 

Sunday February 10 2008 
Time  Replies  Subject 
9:58PM 
2 
reshape 
7:49PM 
2 
[OT] good reference for mixed models and EM algorithm 
7:38PM 
10 
data frame question 
7:14PM 
2 
grep etc. 
6:30PM 
0 
[RsigGeo] Comparing spatial point patterns  Syrjala test 
6:25PM 
1 
prcomp vs. princomp vs fast.prcomp 
6:07PM 
3 
building packages for Linux vs. Windows 
4:28PM 
1 
Error while using fitdistr() function or goodfit() function 
1:40PM 
2 
Do I need to use dropterm()?? 
1:19PM 
1 
Using 'sapply' and 'by' in one function 
12:37PM 
0 
Testing for differecnes between groups, need help to find the right test in R. 
6:38AM 
0 
PCA + Hotelling's T^2 
6:16AM 
1 
Error in optim while using fitdistr() function for estimation of parameters 
5:58AM 
2 
Error in optim while using fitdistr() function 
2:16AM 
1 
Which package should I use if I estimate a recursive model? 
1:29AM 
3 
R on Mac PRO does anyone have experience with R on such a platform ? 

Saturday February 9 2008 
Time  Replies  Subject 
11:07PM 
1 
error in the function 
9:41PM 
2 
md5 hash is wrong for 2.6.2 (Windows) 
9:06PM 
1 
\ll and \gg in expression() 
9:04PM 
1 
Comparing spatial point patterns  Syrjala test 
4:22PM 
1 
R is not reading(?) my data properly 
4:20PM 
2 
Reading data from a dataframe 
3:15PM 
1 
scatterplot3d to display text 
10:54AM 
1 
waning msg when R is launched 
9:26AM 
1 
Problem with fitdistr function 
4:08AM 
4 
Question 
4:01AM 
2 
shortest distance between two point pattern 
12:28AM 
2 
Vector Size 

Friday February 8 2008 
Time  Replies  Subject 
10:54PM 
0 
Correction: Short Course: Statistical Learning and Data Mining 
10:32PM 
2 
question_encoding 
10:05PM 
2 
R version of SAS Proc Varclus 
9:59PM 
2 
When I cbind the POSIXct gets lost 
9:07PM 
0 
Using cv.tree to assign cases to specific cvgroups 
9:00PM 
1 
Newbie on plotting 
8:49PM 
3 
Loading Data to R 
8:36PM 
4 
how to extract characters from a character string 
8:32PM 
1 
FW: merge multiple csv files 
8:17PM 
1 
Can I index a dataframe with a reference from/to a second dataframe? 
8:13PM 
4 
Subsetting a data.frame degenerates at one column? 
8:07PM 
1 
putting mean and sd on a histogram 
7:53PM 
1 
Point pattern  Surface pattern statistical link 
7:40PM 
1 
R ver 2.0.1 NA in Probability Vector Error Messages 
7:32PM 
1 
remove the missing value,NA 
6:42PM 
0 
Short Course: Statistical Learning and Data Mining 
5:06PM 
1 
convertin a data frame column from character to numeric 
5:05PM 
0 
Cumulative multinomial regression using VGAM 
4:52PM 
2 
Error propagation 
4:46PM 
2 
Applying lm to data with combn 
4:35PM 
0 
User specified correlation structure (e.g., 2banded Toeplitz) 
4:14PM 
2 
correlation 
3:42PM 
6 
writing a function 
3:39PM 
0 
Userspecified correlation structure (e.g., 2banded Toeplitz) 
3:36PM 
2 
xyplot and lsegments 
3:30PM 
2 
learning S4 
3:08PM 
2 
Catching NaNs from pweibull() 
2:15PM 
1 
reshape question 
11:48AM 
0 
Updating US county map in maps package 
11:18AM 
0 
R 2.6.2 is released 
11:17AM 
2 
cloud + legend 
9:01AM 
1 
Checking for linearity by ploting residuals against predicted values (lme)? 
1:49AM 
0 
scaling and optim 
1:23AM 
1 
If else in R code 

Thursday February 7 2008 
Time  Replies  Subject 
11:47PM 
0 
Grid computing 
11:08PM 
1 
problem with help.search 
10:56PM 
1 
Don't understand removing constant on 1way ANOVA 
10:11PM 
2 
Tobit model 
9:59PM 
1 
Greek letters in legend without a space 
9:43PM 
1 
ANOVA and lmer 
9:42PM 
2 
a kinder view of Type III SS 
8:35PM 
0 
Extending curve() function; 2D function plot with arguments 
8:25PM 
0 
R GUI installation on Linux/SuSE 10.3 
7:03PM 
5 
Row percentages for a table object 
6:53PM 
0 
independence of censoring in survival analyses 
6:32PM 
1 
how to randomly generate a n by n positive definite matrix in R ? 
5:34PM 
3 
how to calculate chisq value in R 
5:04PM 
0 
KruskalWallis with binary data 
4:51PM 
0 
timedependent ROC package 
4:47PM 
1 
Voronoi 
4:40PM 
1 
Help with package reshape, wide to long 
4:18PM 
5 
"revision control software" for managing Rcode? 
3:59PM 
1 
How do you refer to the row above in a data frame ? 
3:38PM 
0 
Res: time series plot 
3:33PM 
0 
Thanks 
3:06PM 
1 
Userdefined Kernels 
2:42PM 
1 
.fortran code 
1:11PM 
1 
Problems reshaping data with cast() 
12:47PM 
0 
Help w/ density() usage 
12:18PM 
1 
Res: GLM coefficients 
12:13PM 
2 
Subset results of tapply 
11:39AM 
1 
Calculate the difference between dates 
11:22AM 
1 
howto examine axis intercepts of hysteresis curve? 
10:57AM 
1 
Bode plots in ggplot2 
10:56AM 
2 
How to calculate normality of the residuals from a test in R? 
10:48AM 
3 
Empty data frame 
10:32AM 
4 
Measurement units inside a data frame 
10:10AM 
1 
Appell Hypergeometric function 
9:43AM 
1 
consolidate legends in ggplot2 
8:08AM 
1 
2.6.2 RC 
7:04AM 
2 
where do I find stochastic volatilities models in R or Matlab? 
6:57AM 
1 
how to connect SPlus to Matlab? 
6:44AM 
1 
How to split a factor (unique identifier) into several others? 
5:43AM 
0 
PCA + xvalidation 
1:35AM 
1 
Res: gc() and memory efficiency 
12:52AM 
2 
matrix loop 

Wednesday February 6 2008 
Time  Replies  Subject 
11:41PM 
1 
time series plot 
10:51PM 
2 
"Inverting" a list 
8:01PM 
0 
lme predicted value confidence intervals 
7:50PM 
1 
filling data into objects 
7:34PM 
0 
RSF 
6:05PM 
1 
box.Cox.powers() warning 
5:43PM 
0 
kruskal's MONANOVA algorithm 
5:09PM 
0 
adding original axis for x and y to a plot 
4:58PM 
1 
ci.pd() (Epi) and Newcombe method 
4:13PM 
1 
Discriminant function analysis 
4:05PM 
1 
Regression with timedependent coefficients 
4:01PM 
0 
Running R noninteractively 
3:25PM 
2 
3d scatterplot with error bars 
3:07PM 
1 
scatterplot3d + box lines 
3:06PM 
2 
GLM coefficients 
2:22PM 
1 
wilderSum 
2:14PM 
1 
axis help 
2:08PM 
3 
counting row repetitions without loop 
12:49PM 
2 
kinship package: drawing pedigree error 
11:11AM 
2 
Multivariate Maximum Likelihood Estimation 
10:19AM 
1 
Histogram/Bar plot graph 
4:28AM 
1 
Nested ANOVA models in R 
4:22AM 
4 
inserting text lines in a dat frame 
3:40AM 
1 
Mixed models quantile regression 
1:43AM 
1 
error message from apply() 
12:38AM 
1 
Levelplot of percentages always using 0 to 100 in the color scheme 
12:35AM 
1 
3D correlation 
12:06AM 
1 
how to plot an userdefined function 

Tuesday February 5 2008 
Time  Replies  Subject 
10:33PM 
1 
RCommander  pie charts menu blinded out 
10:29PM 
2 
maps and lattice 
10:26PM 
0 
xYplot, error bars, log scale 
9:16PM 
1 
K Means Clustering Weighted by Frequency 
9:07PM 
1 
SAS ODBC 
7:37PM 
1 
Extracting level1 variance from lmer() 
7:05PM 
0 
scatter plot with point colors from kernel density 
6:52PM 
6 
Sampling 
6:48PM 
2 
How to form a simple R package 
5:00PM 
2 
Maximum number of variables allowed in a multiple linear regression model 
4:37PM 
1 
Inconsistent lattice scales$x$at,label behaviour for POSIXct 
4:23PM 
0 
Uninformative error msgs w/ svm.default  Error in svm.default ... y must be a vector or a factor  
4:20PM 
2 
immediate print 
4:12PM 
2 
Incomplete ouput with sink and split=TRUE 
4:10PM 
0 
Res: How to set working directory to a fixed map? 
3:49PM 
2 
modifying arrays within functions 
3:47PM 
1 
extracting rows from dataframe that match a vector 
3:37PM 
2 
How to search for packages  wrap up! 
2:55PM 
6 
how to suppress some tk dialogs 
2:47PM 
1 
Vector loop 
2:17PM 
1 
advice requested re: building "good" system (R, SQL db) for handling large datasets 
1:33PM 
0 
Basic questions about lme() 
1:21PM 
2 
help with oop in R  class structure and syntex 
1:10PM 
0 
loops 
12:26PM 
1 
How to set working directory to a fixed map? 
11:29AM 
1 
Compile Rd file 
10:24AM 
0 
[Fwd: Problems when checking a package] 
10:20AM 
0 
Problems when checking a package 
9:50AM 
2 
dynamically add items to key of lattice xyplot 
9:01AM 
2 
How to generate table output of ttest 
8:22AM 
2 
two densities with same stepsize 
7:21AM 
0 
Warnings from apply "longer object length is not a multiple of shorter object length" 
1:45AM 
2 
gc() and memory efficiency 
1:13AM 
2 
using image to show RGB image data ? 
12:45AM 
3 
Cindex 

Monday February 4 2008 
Time  Replies  Subject 
11:34PM 
1 
extracting AIC scores from lmer and other objects 
8:31PM 
0 
Licensing question 
8:28PM 
1 
Output mean/median survival time from survfit 
7:33PM 
1 
counting identical data in a column 
7:07PM 
0 
identifying lines that cross polygons. 
6:23PM 
1 
spilting time series 
5:42PM 
1 
Choosing hardware 
5:32PM 
0 
Package blockrand version 1.1 on CRAN 
4:40PM 
1 
Concatenation and Evaluation 
4:40PM 
0 
Multiple comparisons and letter assignments 
3:58PM 
0 
How to make reference to R in the method section in a scientific article? (fwd) 
3:41PM 
7 
adding the mean and standard deviation to boxplots 
3:39PM 
1 
Processing dates and generating sequences of dates 
3:00PM 
0 
free float of swiss shares (streubesitzanteil) 
2:55PM 
0 
weighted ARIMA 
2:34PM 
5 
How to search for packages 
1:59PM 
2 
make dataframe from table 
12:53PM 
2 
precision in seq 
11:49AM 
0 
SOLVED: use classificators learned in R in "reallife", e.g. C 
11:40AM 
3 
How to make reference to R in the method section in a scientific article? 
9:20AM 
1 
Association Measures 
8:58AM 
1 
setting up directorie and packages at the startup 
7:21AM 
3 
counts of each column that are not NA, and/or greater than column means 
6:12AM 
0 
Likelihood ratio test for competing risks regression 
4:28AM 
1 
how to get points from SpatialPolygonsDataFrame 

Sunday February 3 2008 
Time  Replies  Subject 
10:42PM 
1 
R class accessor problem in 2.6 
8:29PM 
3 
Drawing a loess line 
7:16PM 
2 
use classificators learned in R in "reallife", e.g. C 
6:55PM 
1 
distances between points in R^3 
4:30PM 
1 
Chrooted R + Rserve 
3:11PM 
2 
(Small) problem with barchart 
3:09PM 
1 
Effect size of comparison of two levels of a factor in multiple linear regression 
2:46PM 
0 
Sample code for interfacing with F90 
12:53PM 
0 
polygon spanning tree 
11:17AM 
1 
How to create following chart for visualizing multivariate time series 
5:40AM 
0 
Call for papers for CMG'08 

Saturday February 2 2008 
Time  Replies  Subject 
9:16PM 
1 
Help with loops and how R stores data 
5:43PM 
2 
transforming one column into 2 columns 
5:40PM 
1 
New version 2.6.1 the menu is written in german 
5:02PM 
1 
[OT?] Question on bootstrapping 
3:19PM 
0 
Looking for volunteer moderators for Rhelp 
12:59PM 
1 
Meaning of Error Message from decompose 
12:43PM 
2 
Ignore error t.test in a loop 
12:21PM 
2 
Question in R 
4:05AM 
2 
(no subject) 
3:42AM 
1 
ARCH LM test for univariant time series 
3:06AM 
9 
best text editor for Linux? 
2:30AM 
2 
Confidence Interval 
12:06AM 
1 
Plotting 3 vectors on one graph. 

Friday February 1 2008 
Time  Replies  Subject 
11:19PM 
1 
calculation fraction/ratio 
9:03PM 
2 
overlapping intervals 
7:55PM 
3 
Phase Shift 
6:58PM 
2 
the "union" of several data frame rows 
6:14PM 
1 
replace Null with NA 
6:04PM 
1 
as.numeric rounds up 
5:07PM 
0 
dynamic SQL query in RMySQL 
2:52PM 
1 
using VSS 
2:49PM 
0 
Offtopic  FORM/SORM 
2:33PM 
2 
multiple functions with three dots 
2:27PM 
0 
Log rank test power 
1:54PM 
2 
Bug with curve? 
1:30PM 
2 
Is it possible with two random effects in lme()? 
12:11PM 
1 
Mixed models 
11:54AM 
1 
problem getting multiple densityplots on one page 
11:00AM 
1 
Manipulating the "..." args. 
10:47AM 
4 
Concatenate a Variable 
9:05AM 
6 
Accessing the elements of a list 
7:16AM 
1 
Cannot save histogram picture when run from script 
6:24AM 
2 
Saving a big table or matrix 
4:28AM 
3 
Converting a character string into an object variable 
3:03AM 
2 
re placing values in a matrix 
1:59AM 
2 
Reformatting data into data frame and plotting it in ggplot2 
1:56AM 
1 
package could not be loaded 
12:17AM 
1 
display pictures 