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R-help May 2011

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"Low Pain" Unicode Characters in pdf graph?

3 msgs

"useR! 2011" T-shirt competition

5 msgs

"useR! 2011" conference, registration deadline 27 May

1 msg

%in% operator - NOT IN

6 msgs

'apply' with additional class variable

3 msgs

'constrained' negative.binomial model estimates

1 msg

(no subject)

13 msgs

*not* using attach() *but* in one case ....

6 msgs

--mem-vsize in R

1 msg

2D random walk with traps convert C++ code to R code

1 msg

3 Y axis possible?

16 msgs

3-way contingency table

1 msg

3D plot with it's quadratic approximation superimposed in same plot

1 msg

A better way to do this

5 msgs

ANOVA

2 msgs

ANOVA 1 too few degrees of freedom

11 msgs

ANOVA Residual SS and MS of 0

2 msgs

ARMA

2 msgs

AUTO: Hans-Peter Hafner Dr./HSL/DE ist außer Haus.

1 msg

About Tinn-R

1 msg

Accessing elements of a list

4 msgs

Add a vector to the values in a specific dimension of an array

3 msgs

Adding Mean to Notched Box Plots

1 msg

Adding a numeric to all values in the dataframe

7 msgs

Adding dash-lines in R tables

6 msgs

Adding dates to time series

5 msgs

Adding legend to heatmap

2 msgs

Adding reference line or plane to cloud or wireframe

2 msgs

Adding same items together in data.frame

5 msgs

Adjusted Rate Ratios in R

2 msgs

Again on Data Mining

1 msg

All possible samples for two variables

2 msgs

Alter a line in a file.

6 msgs

Analog of least significant difference error bars for proportions

1 msg

Analog of least significant difference error bars for proportions

1 msg

Analog of least significant difference error bars for proportions

1 msg

Analysis of Dispersion

1 msg

Another quantmod question

10 msgs

Anyone successfully install Rgraphviz on windows with R 2.13?

4 msgs

Apply or Tapply to Build Set of Tables

5 msgs

Applying "toupper" to only portions of text strings

6 msgs

Applying a function to a subset

4 msgs

Applying boxplot.stats to multiple value lists

3 msgs

Approximate name matching

1 msg

Arrange a multi-level list to a one-level list

3 msgs

Asciidoc toolchain for vignettes

1 msg

Asking Favor For the Script of Median Filter

1 msg

Assistance R

3 msgs

Averaging uneven measurements by time with uneven numbers of measurements

9 msgs

Aware of MaxDiff in R?

1 msg

Axis label colour

2 msgs

Axis trouble

4 msgs

Basic question about three factor Anova

3 msgs

Bechmarking my code

2 msgs

Beginner Question: List value without Levels

4 msgs

Bigining with a Program of SVR

8 msgs

Binomial

7 msgs

BiodiversityR GUI error message

1 msg

Bootstrapping confidence intervals

1 msg

Border-Layout by multiple Plots

2 msgs

Box Plot under GUI (R Commander/RKward)

5 msgs

Box-Cox transformation in R

3 msgs

Boxplot in order

2 msgs

Bug in lattice that shipped with R 2.13.0

1 msg

Building Custom GUIs for R

11 msgs

Can ROC be used as a metric for optimal model selection for randomForest?

5 msgs

Cannot read in a csv file.

3 msgs

Categorical bubble plot

2 msgs

Change font size in Windows

5 msgs

Change pattern in histograms in ggplot2

2 msgs

Change the names of a dataframe

3 msgs

Changing Attribute With Paste

2 msgs

Changing order of facet grid in ggplot2

2 msgs

Changing the name of the "R" process in top

5 msgs

Changing x-axis when dealing with time

3 msgs

Coercing in R and in C (R-Extensions)

5 msgs

Coloring Continents/Regions of World Map

1 msg

Comparison of two penalized spline fits in mixed model framework

1 msg

Compiling C-code in Windows

8 msgs

Compiling Rgraphiz on Windows 7 64bit with R-2.13.0

9 msgs

Compiling a FORTRAN program under Windows 7

3 msgs

Conditional distribution plot using Model-based Recursive Partitioning

1 msg

Conditional plot length in R

2 msgs

Conditional values of a vector XXXX

1 msg

Confidence Interval of Specral Density Plot

2 msgs

Confidence interval for difference in Harrell's c statistics (or equivalently Somers' D statistics)

3 msgs

Confidence intervals and polynomial fits

12 msgs

Constrainted Nonlinear Optimization - lack of convergence

2 msgs

Constructing a histogram with words as labels as height as frequency?

1 msg

Constructing a histogram with words as labels as height as frequency?

2 msgs

Contrasts in Penalized Package

2 msgs

Controlling the extent of ablines on plot

7 msgs

Convenience-at-the-expense-of-clarity (was: quantmod's addTA plotting functions)

1 msg

Convenience-at-the-expense-of-clarity (was: quantmod's addTA plotting functions)

2 msgs

Convert a presence/ absence matrix to a list of presence only

1 msg

Convert dataframe with two factors from wide to long format

4 msgs

Converting Variable Name into String

3 msgs

Converting ordinal dates and time into sensible formats

3 msgs

Converting the graphics window to a data matrix

5 msgs

Convolution confusion:

2 msgs

Copying to R a rectangular array from a Java class

2 msgs

Count of rows while looping through data

7 msgs

Covariable Logistic Regression In R

4 msgs

Create subsets of data

5 msgs

Creating Observation ID

4 msgs

Creating a "shifted" month (one that starts not on the first of each month but on another date)

3 msgs

Creating binary variable depending on strings of two dataframes

7 msgs

Creating dataframes

3 msgs

Cumsum in Lattice Panel Function

3 msgs

Cumulative dose in survival models

2 msgs

Custom CDF Entrez ID for MacOS

2 msgs

Custom Zero equivalent in R

2 msgs

DCC-GARCH model

3 msgs

DCC-GARCH model and AR(1)-GARCH(1, 1) regression model - help needed..

1 msg

DCC-GARCH model and AR(1)-GARCH(1,1) regression model

3 msgs

Data Frame housekeeping

5 msgs

Data values on graphics

5 msgs

Dataset Quasi Poisson

2 msgs

DateTime Math in R - POSIXct

8 msgs

Date_Time detected as Duplicated (but they are not!)

4 msgs

Dealing with null values Aggregate function

3 msgs

Debugging foreach loop with doMC

1 msg

Default Colors in Script

1 msg

Different behavior of median and mean function - Why?

6 msgs

Different results of coefficients by packages penalized and glmnet

2 msgs

Display data.frame as tree?

1 msg

Distance measure in heatmaps

1 msg

Divide matrix into multiple smaller matrices

1 msg

DocumentTermMatrix - text minig

2 msgs

DocumentTermMatrix error

2 msgs

Does a data frame have indexes for columns?

2 msgs

Dotplot (package Hmisc) with groups: colours and symbols

3 msgs

Downloading a csv from Dropbox using the shareable link

7 msgs

Draftsman plot axis modification

1 msg

Draw a nomogram after glm

10 msgs

Dual colour ramps based on pos/neg values

2 msgs

Dummy variables using rfe in caret for variable selection

1 msg

EMA package

2 msgs

ENC: Using lm() combined with sapply

1 msg

Element by Element addition of the columns of a Matrix

1 msg

Email out of R (code)

7 msgs

Email spam from my account on May 26, 2011

2 msgs

Embedding R's math expressions fonts for graphics generated by pdf() and postscript()

2 msgs

Enquiry on Vrtest

2 msgs

Error Rscript: No such file or directory

3 msgs

Error Subscript out of bounds in ca

2 msgs

Error in AnnotationDbi package - makeProbePackage

3 msgs

Error in backSpline.npolySpline(sp) : spline must be monotone

1 msg

Error in minimizing an integrand using optim

2 msgs

Error loading workspaces after upgrade

2 msgs

Error with BRugs 0.53 and 0.71, on Win7 with R 2.12.2 and 2.13.0 (crashes R GUI)

4 msgs

Errors and line numbers in scripts?

2 msgs

Evaluating a multivariable function XXXX

2 msgs

Excel to R

3 msgs

Exponential smoothing

1 msg

Exporting interactive 3D plots with axes and labels

4 msgs

Exporting list with unequal length of rows

2 msgs

Extracting day of month from Date objects

3 msgs

Extracting day of month from Date objects ... was Re: grep pattern

1 msg

Extracting months and years from Dates while keeping order

3 msgs

Extracting the dimnames of an array with variable dimensions

5 msgs

Extraction of columns from two matrices

3 msgs

Factors to Columns

3 msgs

File to MYSQL

7 msgs

Filtering out bad data points

2 msgs

Find String Between Characters

5 msgs

Finding row in matrix with minimum column

2 msgs

Finding solution set of system of linear equations.

3 msgs

Finding the adjusted confidence intervals in a group sequential trials (akin to GroupSeq), but in a simulation setting

1 msg

Fitting spline using Pspline

4 msgs

Flattening lists and environments (was: "how to flatten a list to the same level?")

1 msg

For loop and sqldf

1 msg

Forcing a negative slope in linear regression?

1 msg

Format ddmmYYYY in date

4 msgs

Formatting names.arg

5 msgs

Fortran DLL in Spotfire

2 msgs

Fortran Symbol Name not in Load Table

2 msgs

Generalized Hyperbolic distribution

2 msgs

Generating summary statistics and simple statistical analysis from my data-set: how can I automate the analysis?

1 msg

Get access to my pictures and more

1 msg

Get contour of a map

8 msgs

Global variables

3 msgs

Group by multiple variables

3 msgs

Group close numbers in a vector

6 msgs

Grouped bar plot

3 msgs

Gui immediately closes when started from command-line

3 msgs

HELP

1 msg

Hello!

2 msgs

Help converting a data.frame to ordered factors

4 msgs

Help documentation in extractAIC

1 msg

Help fit 5 nonlinear models. - Plant growth curves

1 msg

Help to improve existing R-Code

3 msgs

Help using "tm" text mining package - preprocessing

3 msgs

Help with "apply"

4 msgs

Help with 2-D plot of k-mean clustering analysis

5 msgs

Help with Memory Problems (cannot allocate vector of size)

2 msgs

Help with PLSR

2 msgs

Help with PLSR with jack knife

2 msgs

Help with Rmpi install

2 msgs

Help with Using gtext in gWidgetsWWW for Outputting Results to Webpage

1 msg

Help with Using gtext in gWidgetsWWW for Outputting Results to Webpage

2 msgs

Help with coloring segments on a plot

3 msgs

Help with contrasts

3 msgs

Help with gam

2 msgs

Help with isolating and comparing data from two files.

3 msgs

Help with options("contrasts")

1 msg

Help, please

5 msgs

Heteroskedastic regression model

1 msg

Hi my best freinds

1 msg

Hi! Help using FitARMA package in RExcel

1 msg

High standard error

1 msg

Hosmer-Lemeshow 'goodness of fit'

4 msgs

How do I assign boolean (o,1) values to a column?

8 msgs

How do I break a foreach loop?

1 msg

How do I break my addiction to for loops!?!?

1 msg

How is the relation between Frequency and Counts in hist/density defined?

1 msg

How is the relation between Frequency and Counts in hist/density defined?

6 msgs

How to alter circle size

5 msgs

How to calculate confidence interval of C statistic by rcorr.cens

5 msgs

How to call an external program/web page under R for Mac OS?

3 msgs

How to convert an ftable object to a matrix including the row names?

5 msgs

How to do covariate adjustment in R

6 msgs

How to do operations on zoo/xts objects with Monthly and Daily periodicities

2 msgs

How to extract information from the following dataset?

5 msgs

How to fit a random data into Beta distribution?

9 msgs

How to get rid of the index in result file

2 msgs

How to get the rows corresponding to the maximum of a factor

2 msgs

How to intantiate a list of data.frames?

7 msgs

How to make array of regression objects

3 msgs

How to pass objects from local() to GlobalEnv

3 msgs

How to process raw trip records to get number of persons per trip by vehicle

1 msg

How to store a triangular matrix

2 msgs

ID parameter in model

4 msgs

INSERT OR UPDATE

3 msgs

Identify Objects that end with .f (and all caps)

3 msgs

Identifying rows that violate association rules

1 msg

Importing fixed-width data

3 msgs

Impulse response analysis within package vars

1 msg

In a formula, what is the interaction of the intercept and a factor?

1 msg

Init nnetTs (or nnet?) with a former Neural Net

1 msg

Insert values to histogram

7 msgs

Installation of rattle complains about missing packages

1 msg

Installing R on ubuntu 10.04 LTS :solved

1 msg

Installing a Package tar.gz in windows

2 msgs

Installing package

2 msgs

Installing package rgdal

2 msgs

Installing rgdal in R: correct -configure flags for GDAL install on Linux Redhat

2 msgs

Instances of a C++ class in R

1 msg

Instrumental variable quantile estimation of spatial autoregressive models

2 msgs

Integral Symbol

6 msgs

Interactive plots or graphics libraries for R?

2 msgs

Interpreting the results of the zero inflated negative binomial regression

1 msg

Interpreting the results of the zero inflated negative binomial regression

1 msg

Inverse autocorrelation fonction

2 msgs

Is there a (virtual) class that all R objects inherit from?

2 msgs

Is this confict of different versions of R or something else?

2 msgs

JGR/Deducer Installation

2 msgs

Job opening at Harvard Business School

1 msg

Join and Meet on Lattice

1 msg

June ** R ** /S+ Courses: Nationwide Back2back (1) R/S+ Fundamentals and (2) R/S-Plus Advanced Programming. in San Francisco, New York City, Washington DC

1 msg

K-M probability for each subject

2 msgs

Kolmogorov-Smirnov test

1 msg

L'abbe plot

3 msgs

L-BFGS-B and parscale in optim()

5 msgs

Lasso with Categorical Variables

9 msgs

Latent class analysis, selection of the number of classes

6 msgs

Latin Hypercube Sampling with a condition

1 msg

Lattice: splom plots for different factors with correlation in lower.panel

1 msg

Line feed for a long character string

3 msgs

Linear Discriminant Analysis error: "Variables appear constant"

4 msgs

Linear regression - several response variables vs few ind variables

2 msgs

List of Data Frames

3 msgs

Loading a FORTRAN DLL

1 msg

Loading an S object into R

3 msgs

Logistic regression model returns lower than expected logit

1 msg

Long Term Prediction & Time Series

1 msg

Longitudinal data with non-randomized subjects

2 msgs

Looking for equivalent for "strstr"

3 msgs

Loop over a split string

6 msgs

Loop stopping after 1 iteration

6 msgs

Looping over graphs in igraph

2 msgs

Looping through values in a data frame that are >zero

6 msgs

MANOVA Post Hoc Testing Tukeys

1 msg

MI help

1 msg

MacKinnon critical value

3 msgs

Manipulating rownames for nMDS

1 msg

Mantel - like analysis

1 msg

Markov Chain model coding

3 msgs

Matrix manipulation in for loop

2 msgs

Maximization of a loglikelihood function with double sums

2 msgs

McKinsey Global Institute Report on Big Data has potential implications for R

1 msg

Mean of three inconsistent curves

1 msg

Mean/SD of Each Position in Table

2 msgs

Memory capacity question for a specific situation

3 msgs

Metafor: Differences between two categories of a moderator

2 msgs

Minimum value by ID

5 msgs

Mixed Ordinal logistic regression: marginal probabilities and standard errors for the marginal probabilities

1 msg

Mixed-design ANOVA: 2 between-subject factors and 1 within-subject factor

1 msg

More effective calculation for loop

3 msgs

Multidimensional List access

1 msg

Multinomial Logistical Model

2 msgs

Multiple comparisons for coxph survival analysis model

1 msg

Multiple count if style "queries"

8 msgs

Multiple plots on one device using stl

3 msgs

Multivariable model

1 msg

My First Attempt at Screen Scraping with R

1 msg

NEW SUMMER ONLINE R COURSE: Fundamentals of Using R

1 msg

NaN, Inf to NA

9 msgs

Need expert help with model.matrix

2 msgs

Need help reading website info with XML package and XPath

2 msgs

Need help with text processing / string split

2 msgs

Nested design

5 msgs

Normality test

5 msgs

Null

5 msgs

OT: Pie charts

3 msgs

Observation in a confidence ellipse

3 msgs

Obtaining the name of an object XXXX

2 msgs

Oddity: I seem to have a variable in a dataframe that doesn't show in colnames() - can anyone advise?

3 msgs

Odp: Alter a line in a file.

1 msg

Odp: Three sigma rule

1 msg

Odp: Using NULL to my data?

1 msg

Odp: Is this confict of different versions of R or something else?

1 msg

Odp: Three sigma rule

2 msgs

One main caption for an mfrow=c(2,1) plot window

3 msgs

Opening R in 64-bit version by default

11 msgs

Optimization - n dimension matrix

2 msgs

Options for print()

3 msgs

Order a matrix

3 msgs

Ordinal Package

1 msg

Outlier removal by Principal Component Analysis : error message

2 msgs

Overlapping x axes using Lattice

3 msgs

Overlaying maps

2 msgs

PAM Clustering Ignores Cluster Number Parameter

1 msg

PLSR error

2 msgs

Panels order in lattice graphs

6 msgs

Parameter Estimates needed from lmer output

3 msgs

Parantheses highlighting

2 msgs

Passing function arguments to dataset names

3 msgs

Pie chart

2 msgs

Please HELP

1 msg

Plot binomial regression line

3 msgs

Plot duplicate csv columns

1 msg

Plot mismatch distributions in R

1 msg

Plot rows of CSV

5 msgs

Plots: I've deleted axes, now to delete space

14 msgs

Plotting confidence Intervals

1 msg

Plotting device does not show all graphs

2 msgs

Plotting n a scale up to 6 decimal places

2 msgs

Plotting nondetects a different color

2 msgs

Post-hoc tests in MASS using glm.nb

9 msgs

Power Spectrum from STFT (e1071)?

2 msgs

Powerful PC to run R

12 msgs

Pretty printing numbers

7 msgs

Print the content of several columns in only one

3 msgs

Printing a title for an object in the console when writing a function XXXX

2 msgs

Problem in installing and starting Rattle

1 msg

Problem installing Rcplex in ubuntu

1 msg

Problem installing new packages

2 msgs

Problem on glmer

5 msgs

Problem rgl

3 msgs

Problem running maxLik on R

2 msgs

Problem with % in an example when running R CMD check

3 msgs

Problem with ANOVA repeated measures: "Error() model is singular"

1 msg

Problem with GAM

1 msg

Problem with MLE

2 msgs

Problem with Princurve

6 msgs

Problem with constrained optimization with maxBFGS

3 msgs

Problem with package development

2 msgs

Problem with visualization of power of t test

3 msgs

Problems downloading statmod cran package

1 msg

Problems saving ff objects

3 msgs

Problems with Rterm 2.13.0 - but not RGui

6 msgs

Problems with lme4 and cholmod_start

1 msg

Problems with symbol in evaluate expression function in axis labels

1 msg

Problems with tcltk

1 msg

Problems with the functions "samplingSimple" and "morris"

1 msg

Problems with unsplit()

2 msgs

Processing large datasets

11 msgs

Processing large datasets/ non answer but Q on writing data frame derivative.

1 msg

Put names in the elements of lapply result

6 msgs

QQ plot for normality testing

3 msgs

Query Gene ontology

3 msgs

Question Using Old R Packages

3 msgs

Question about error of "non-numeric argument to binary operator"

2 msgs

Question about ggplot2

6 msgs

Question about glmnet

1 msg

Question of the XLConnect package

1 msg

Question on approximations of full logistic regression model

2 msgs

Question on approximations of full logistic regression model

6 msgs

Question on where samples are grouped in rmvnorm{mvtnorm}

2 msgs

Questions regrading the lasso and glmnet

2 msgs

Quick question: Omitting rows and cols with certain percents of missing values

5 msgs

R - Time Series Regression with a p-value check for each additional added point.

1 msg

R - problem with my loops which operate on raster data

2 msgs

R Audio Problems when using Vista/Windows 7

1 msg

R CMD check warning

4 msgs

R CMD check: no visible binding for global variable

4 msgs

R Style Guide -- Was Post-hoc tests in MASS using glm.nb

17 msgs

R as.numeric()

6 msgs

R development master class: SF, June 8-9

1 msg

R example code of Split-plot Manova

1 msg

R forum for only Statistics

1 msg

R function that returns an object's search path position XXXX

3 msgs

R import glitch "missing data"

6 msgs

R in batch mode

4 msgs

R on SMP...

1 msg

R package for reading / writing 3D file (. PLY)

1 msg

R proxy settings for Mac

2 msgs

R svm prediction kernlab

1 msg

R versions for Red Hat Linux

4 msgs

R won't start keeps crashing

14 msgs

R-2.10.1 to R-2.13.0

10 msgs

R-Size Limit (Confused)

3 msgs

R-code in R-file documentation

3 msgs

R-help Digest, Vol 99, Issue 17

1 msg

R: join tables in R

1 msg

RCurl postForm problem

1 msg

RE How to convert an ftable object to a matrix including the row names?

1 msg

RES: Excel to R

1 msg

RES: How to store a triangular matrix

1 msg

RES: Linear regression - several response variables vs few indvariables

1 msg

RGL package installation problem on Centos

5 msgs

RMySQL problem on Windows 7 32 bit

4 msgs

RODBC sqlSave colnames argument - export to Excel

1 msg

RODBC: forcing a special column to be read in as character

1 msg

RPART error

1 msg

RStudio -manipulate command

1 msg

RV: R question

4 msgs

Random Forest

2 msgs

Read last line of a file

2 msgs

Read.xls in gdata

1 msg

Reading Data from mle into excel?

11 msgs

Reading a large netCDF file using R

4 msgs

Rearranging variables in table in non-alphabetical (manually specified) order

3 msgs

Recompile a package

3 msgs

Recursive Indexing Failed

8 msgs

Regexp question

5 msgs

Relevel() catagorical variables in a GLM

4 msgs

Remove all whitespaces

5 msgs

Remove duplicate elements in lists via recursive indexing

3 msgs

Reordering inputs

4 msgs

Repeating an MLE experiement

2 msgs

Replacing missing values with values before it

2 msgs

Revolutions Blog: April Roundup

1 msg

Rodbc quesion: how to reliably determine the data type?

4 msgs

Round down to earliest hour or half hour

3 msgs

Row and column normalization

1 msg

Row names and matrixs

4 msgs

Rscript hangs on exit with ubuntu 11.04

3 msgs

Ruby Koans an amazing platform for teaching programming. Would this work with R?

1 msg

Rule based Classification

1 msg

Russian language in R

4 msgs

SAPPLY function XXXX

5 msgs

SEM Model Not Converging

1 msg

SNA query

1 msg

SQP with Constraints

2 msgs

Saving Values in a Vector from a For Loop

2 msgs

Saving misclassified records into dataframe within a loop

10 msgs

Saving multiple 3x3 TIFF graphics inside a loop

4 msgs

Scale time series in a way that 90% of the data is in the -0.-9/ +0.9 range

3 msgs

Sensitivity Analysis: Morris method - argument "scale"

1 msg

Separating boot results

4 msgs

Setting NA to blank

6 msgs

Setting max. iterations for lmer

2 msgs

Several Regression by combinations variables

3 msgs

Shrink file size of pdf graphics

7 msgs

Simple 95% confidence interval for a median

3 msgs

Simple General Statistics and R question (with 3 line example) - get z value from pairwise.wilcox.test

11 msgs

Simple MC integration question

1 msg

Simple R Question...

5 msgs

Simple loop

13 msgs

Simple order() data frame question.

9 msgs

Simple ordering or sorting question

3 msgs

Simulating correlations with varying sample sizes

4 msgs

Simulating data with conditions

1 msg

Simulation Questions

2 msgs

Simulation from discrete uniform

2 msgs

Smooth contour of a map

10 msgs

Snow/Snowfall hangs on windows 7

5 msgs

Sobol Sequences - Convergence Issues

1 msg

Sorting dataframe by number of occurrences of factor

1 msg

Specification of the model

1 msg

Specify custom par(mfrow()) layout for defined plot()

4 msgs

Specifying Splits WhenUusing rpart

2 msgs

Speed up an R code

3 msgs

Speed up code with for() loop

1 msg

Spline Function

1 msg

Standard error lines within xyplot trellis plots

1 msg

Statistics related question...compute RSE

1 msg

Stirlings Approximation

2 msgs

Storing data from a test as a vector or matrix

4 msgs

Str info. Thanks for helping

2 msgs

Strings from different locale

1 msg

Subset command and the : operator

2 msgs

Subsetting depth profiles based on maximum depth

1 msg

Subsetting depth profiles based on maximum depth by group with plyr

1 msg

Subsetting depth profiles based on maximum depth by group with plyr

1 msg

Subtracting rows by id

4 msgs

Sum the cell of a vector

2 msgs

Summarising by group

3 msgs

Summarize by two or more attributes

9 msgs

Summary.Formula: prmsd and test statistic

3 msgs

Superscript number before letter

6 msgs

Suppress intermediate results on console

5 msgs

Suppressing iterations in DEoptim

6 msgs

Survival Rate Estimates

7 msgs

Survival: pyears and ratetable: expected events

7 msgs

Survreg object

4 msgs

Sweave: no eps fig

2 msgs

Syntax for iter.max in rms

2 msgs

Syntax for lattice scales argument with |a*b

4 msgs

Sys.getenv at startup is not working properly

1 msg

System is computationally singular error for plm random effects models

1 msg

TR: Simulate keyboard

5 msgs

Test for list membership

5 msgs

Testing again.

1 msg

Testing.

1 msg

Tests for the need of cluster analysis

5 msgs

Text Summarization

1 msg

The 4th Chinese R Conference (Beijing, May 28, 2011)

1 msg

The R Inferno revised

1 msg

The bin/R file - hardcoded paths

1 msg

Thiel's Uncertainty Coefficient

2 msgs

Thiessen Method

5 msgs

Thiessen method

2 msgs

Three sigma rule

3 msgs

Time Series

3 msgs

Time and db precision

4 msgs

Tone in mailing lists (was " issue with "strange" characters (readHTMLTable)")

1 msg

Total effect of X on Y under presence of interaction effects

7 msgs

Tps error

1 msg

Transforming a data matrix into a vector

4 msgs

Trouble Combining With Paste

4 msgs

Trying to install rJava

1 msg

UNIX-like "cut" command in R

10 msgs

Unable to Plot using headers (converting to Numeric)

3 msgs

Unable to Plot using headers.

8 msgs

Unexp. behavior from boot with multiple statistics

3 msgs

Unexpected behaviour as.data.frame

11 msgs

Uniform Gaussian Kernel

2 msgs

Uniroot - error

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Uploading CSV file into R

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Urgent: conditional formula for nls

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Use apply on a function with multiple argument including a matrix ?

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Use paste function to select column of data

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Using $ accessor in GAM formula

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Using GSUB to obtain a printing "\"

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Using NULL to my data?

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Using a sting in variable names

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Using dates on axis with Grid plots

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Using deriv3() in a separated nonlinear regression model

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Using error in histograms

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Using functions/loops for repetitive commands

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Using lm() combined with sapply

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Using read.xls

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Value of 'pi'

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Variability plot in R

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Vectorizing a function: what does it mean?

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Vermunt's LEM in R

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WG: Re: source and localhost

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Watts Strogatz game

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Weighted box or violin plots in Lattice?

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Weird read.xls behavior

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What am I doing wrong with sapply ?

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What are the common Standard Statistical methods used fo

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What are the common Standard Statistical methods used for the analysis of a dataset

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What does "smaller than" comparison do on strings?

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Which package to use when fit Mixture regression model with ......................

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Why do not prevent users from creating a local copy of c() ?

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X-SQUARED of resids ?

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XLSM Question

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Zero counts in an aggregate function

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Zero-inflated regression models: predicting no 0s

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[Fwd: Re: the mgcv package can not be loaded]

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a tool for indirect solving of systems of equations

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about spearman and kendal correlation coefficient calculation in "cor"

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about vector to the power of a decimal

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adaptIntegrate - how to pass additional parameters to the integrand

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adding columns to dataframes contained in a list

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adding legend to matplot

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adding up elements within a list

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all possible regression

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anyone using LARS package in R

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approximate function and find local peaks (Maxima or Minima)

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arima residuals

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assign $y of predict() function output to variable

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assigning creating missing rows and values

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auto clustering with Rgraphviz: possible?

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balanced panel data

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barplot groups of different size i.e. height is NOT a matrix

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best subset regression in R

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biplots for PCA

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bivariate linear interpolation

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bootstrap vignette construction and package installation

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bootstrapping problem

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bringing worldclim data into R

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bwplot in ascending order

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calling "exists" function inside another function is not working

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can not use plot.Predict {rms} reproduce figure 7.8 from Regression Modeling Strategies (http://biostat.mc.vanderbilt.edu/wiki/pub/Main/RmS/course2.pdf)

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can't run rjags package in R project

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caret - prevent resampling when no parameters to find

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change function scope?

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changes in coxph in "survival" from older version?

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changing the day of the week in dates format

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cluster analysis on extreme event

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combine lattice plot and standard R plot

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combined odds ratio

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compute coefficient of determination (R-squared) for GLM (maximum likelihood)

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conditional rowsums in sapply

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confidence interval on mean in log-regression

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confint.multinom() slow?

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connection problem

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constructing nxn matrices involving calculations& conditions based on other tables

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continuous time AR(1)

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convert binary vector to time series of sum(x)/minute

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convert count data to binary data

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converting a matrix or data.frame into an html table

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correlatation matrix

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count value changes in a column

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count value changes in a column [EDIT]

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coxph and survfit issue - strata

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create a folder with mode '0777'

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create arrays

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create namespace without creating a package?

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create structs in R.

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creating a vector from a file

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cross-correlation table with subscript or superscript to indicate significant differences

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data network format and grouping analysis

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data transformation ----Box-Cox Transformations

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dataframe - column value calculation in R

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days between dates

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dbetagen function in mc2d package

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ddply with mean and max...

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dealing with sweave.sty and pgfSweave

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debug R device plot

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definition of meq at spg

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deiversity / density

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delete excel id automatically generated

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deleting rows containing a letter

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denoting post-hoc test differences using letters

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dir.choose analog of file.choose

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discriminant analysis

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displaying derived coefficients in lm

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distance matrix

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do.call and applying na.rm=TRUE

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document

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dynamic programming

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easy way to do a 2-D fit to an array of data?

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editor: not possible to change the variable name

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effects package for adjusted predictions

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eigenvalues and correlation matrices

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epi.2by2

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error message %1 is not a valid Win32 application.

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error term for ANOVA of generalized randomized block design

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errorest of library iprde: specifiying parameters for regularized DA

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errorest of library iprde: specifiying parameters for regularized DA

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escape characters in shell commands

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extract integers from string

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extract value from mer object ?

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extraction of mean square value from ANOVA

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fGarch

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factors

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file size plot pdf

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filling in a dataframe with another dataframe

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filtering out unwanted words in a Term Document Matrix

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finding derivative of a data series in R

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first occurrence of a value?

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fitting distributions using fitdistr (MASS)

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fitting non-intercept model with lrm

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for loop

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for loop populate matrix

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for loop with global variables

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foreach(): how to do calculations "between" two foreach loops?

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foreach: how to create array (of lists) as result?

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ftable (accidentally?) increases column widths

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ftable: how to replace NA and format entries without changing their mode?

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functions pandit and treebase in the package apTreeshape

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gbm package: plotting a single tree

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generate multiple mvrnorm samples using apply-like

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get adjusted means using the effects package

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getting time series into r

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ggplot geom_boxplot vertical margins

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ggplot pale colors

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ggplot2 and add circle

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glmnet_1.6 fails to install due to unsupported Fortran 90 compiler

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gls and phi1 >1 (phi larger than one)

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graphs and arrays

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graphs of gamma, normal fit to a histogram are about half as large as they should be

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grep pattern

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grid

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group by two factors

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group length

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gsub() issue...

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having trouble with "R CMD INSTALL"

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heatmap.3

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help on permutation/randomization test

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help with PLSR Loadings

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help with a survplot

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help with barplot

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help with mysql and R: partitioning by quintile

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help with probabilites in cph

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help with the maxBHHH routine

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help with tune.svm() e1071

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help! complete the reviewer's suggest: carry out GA+GP (gaussian process)!

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help!! warning:only the first element has been used

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help: Using hotelling for a confidence region for PCA scores

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hierarchical clustering within a size limit

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hierarchical gamma model in lme4

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histogram with density

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histograms and for loops

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hotelling and confidence region

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how could I use function in-visible to user in my code?

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how to add row index based a categorical column

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how to calculate AVE and factor-reability?

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how to calculate the mean of a group in a table

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how to combine two data frames via factors (or somehow else)

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how to compute the inverse percentile of a given observation w.r.t. a reference distribution

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how to define PKG_CONFIG_PATH ?

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how to eliminate first row in datafile created in do loop

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how to get row name using the which function

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how to interpret coefficients from multiclass svm using libsvm (for multiclass R-SVM)

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how to merge within range?

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how to not match partial names

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how to replace all variable values?

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how to store object without loosing their class property

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how to tell if two file paths refer to the same file

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how to train ksvm with spectral kernel (kernlab) in caret?

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hurdle, simulated power

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ideas about how to reduce RAM & improve speed in trying to use lapply(strsplit())

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identical function names from 2 packages

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identifying groups

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importing and filtering time series data

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indexing an array of lists: any nicer way?

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indexing into a data.frame using another data.frame that also contains values for replacement

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install rdcomclient source

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integrate

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interpolation and extremum location of a surface

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interrupted time series analysis using ARIMA models

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issue with "strange" characters (locale settings)

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issue with "strange" characters (readHTMLTable)

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issue with graph package in using RBGL -‘'graph' is not a valid installed package’"

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issue with odfWeave running on Windows XP; question about installing packages under Linux

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issues with rJava; cannot run JRI example

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join tables in R

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lambda, uncertainty coefficient (& Somers D)

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lapply, if statement and concatenating to a list

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latex, eps graphics and transparent colors / sam2p

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lattice - change background strip color in one panel

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likelihood ratio test

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linear regression with replication

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lm and anova

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lm weight adj r-sq

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lmer with 2 random effects with only two levels

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loading only parts of RData files?

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log transformation and mean question

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logistic regression lrm() output

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logistic regression with glm: cooks distance and dfbetas are different compared to SPSS output

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lubridate, as.POSIXct and a vector of times: bug or feature??

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map.market - font customisation

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matching by gender and age

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matrix Manipulation...

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matrix evaluation using if function

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matrix help (first occurrence of variable in column)

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matrix not working

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maximize portfolio return under risk target

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maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata

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maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata

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Alex Olssen maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 6, 2011 Peter Dalgaard maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 7, 2011 Peter Dalgaard maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 7, 2011 Alex Olssen maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 8, 2011 Peter Dalgaard maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 9, 2011 Alex Olssen maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 9, 2011 Mike Marchywka maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 9, 2011 Alex Olssen maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 9, 2011 Peter Dalgaard maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 9, 2011 Peter Dalgaard maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 9, 2011 Alex Olssen maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 9, 2011 Berend Hasselman maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 10, 2011 Mike Marchywka maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 12, 2011 Ravi Varadhan maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 21, 2011 Mike Marchywka maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 21, 2011 Mike Marchywka maximum likelihood convergence reproducing Anderson Blundell 1982 Econometrica R vs Stata May 22, 2011

mblm with more than 1400 points ...processing time

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mediate

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mediation

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memory and bootstrapping

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merging multiple columns from two dataframes

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metaMDS and envfit: Help reading output

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microsecond timestamp support

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mlogit error message "Error in X[omitlines, ] <- NA : subscript out of bounds"

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mtext text size (cex) doesn't match plot

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multilevel

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multinomial regression model

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multiple mosaic plots layout

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na.omit - Is it working properly?

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natural cubic splines

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need to delete by time, not date

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network package in R

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new package 'mvmeta' to perform multivariate meta-analysis

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new package SamplingStrata

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new to loops

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newbie xml parsing question

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newbie: fourier series for time series data

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nlrob(...) returns error message

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nls package

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nls problem with R

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nnet inappropriate fit for class error

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object not found with %dopar% when using foreach

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odfWeave 0.7.17 stutters on Debian testing 64-bit amd64 systems.

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ordiellipse

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outout clarification of fitdist {fitdistrplus} output

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package update

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pam() clustering for large data sets

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pam() seems to ignore cluster number

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panel.first problem when plotting with formula

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partial cumsum

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pass character vector in instrument field of get.hist.quote function

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pcse package error message concerning nrows of using data

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pdf (probability distribution function) and cdf

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period in scale parameter of prcomp

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permutation/randomization test assumption on observations

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perspective plot

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pie of pie chart

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plot several histograms with same y-axes scaling using hist()

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plotrix_3.2

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plotting confidence bands from predict.nls

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plotting single variables common to multiple data frames

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plotting texas school district using shape files

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pls help: lattice graph with both negative and positive value, x and y cross at 0 and negative value bars are plotted just oppositive direction in contrast to positive

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power.t.test visualization problem

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prcomp & eigenvectors ... ??

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predict 'expected' with eha package

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predict a MA timeseries

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predict.gls choking on levels of factor

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predictive accuracy

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princomp and eigen

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print elements' placings from vector

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problem converting character to dates

5 msgs

problem with Sweave and pdflatex

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problem with cor() using bigmemory

1 msg

problem with makeSOCKcluster depending on R patch version

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problem with mediation

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problem with optim()

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problem with package "adapt" for R in Mac

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problems getting the splm package installed

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quantmod's addTA plotting functions

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question about val.surv in R

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question of VECM restricted regression

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questions about rpart

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questions about rpart - cont.

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questions about the output of "gee" and its summary

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quick help needed: split a number and "find and replace" type of function that works like in MS excel

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quick question : interpolating file name in pipe command

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rbind with partially overlapping column names

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rcspline.problem

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read a netcdf file _Fill_value=-32768

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read.csv and FileEncoding in Windows version of R 2.13.0

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reading a ".mdf" file in R

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reading a column as a character vector

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reading multiple .dbf files

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recommendation on B for validate.lrm () ?

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recursive function

3 msgs

reduce printing accuracy

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references in R

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regression coefficient for different factors

13 msgs

remove ", " at the end of each line for all lines except the first line in a data frame

4 msgs

removing columns

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replace NA

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reshape with function(x,y)?

2 msgs

reshape::cast: invalid 'yinds' argument

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reshaping issue

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retrieving gbif data

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routine for dependent correlation test with stratified random sample

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rqss help in Quantreg

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rquest for help

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rtmvt

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sample weights in ols

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save and load user modifications of options

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saving multiple arrays from a foreach loop

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scales argument in bwplot (lattice)

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scatter plot with Z value

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scatter plot: multiple Y variables and error bars

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scatterplot3d using colors in groups

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seeking help on using LARS package

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select levels of factor variables

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select value from a column depending on a value in another column

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selecting data from table with timestamp

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separate date and time

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set x11 as default plot

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setting options only inside functions

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simple question

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simprof test using jaccard distance

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simulate AR(1) process

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simulation

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simulation from truncated poisson

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skip reading a file.

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so current status of interactive PDF creation isl? trying to explore econometriic convergence thread

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source and localhost

7 msgs

spdep::poly2nb problem

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specifying scales in lattice xyplot makes the lines disappear?

2 msgs

split character vector by multiple keywords simultaneously

4 msgs

split data frame and manipulate

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splom Tick Location

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step.gam with a list of data frames

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stepwise selection cox model

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stinterp/spline - uniroot problem

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storing data from loops

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strange fluctuations in system.time with kernapply

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strength of seasonal component

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strucchange package Linux help

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submit R package

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subseting data

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subsetting a list of dataframes

8 msgs

summing array elements

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superimposing some random points on a plot

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supplying predefined partitions to train with cross validation

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svytable and na's

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table of Design regressions?

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text mining

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text mining - text comparing

1 msg

text mining analysis and word visualization of pdfs

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text mining problem using TM package

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the mgcv package can not be loaded

3 msgs

time series comparison

1 msg

timezone specification on windows machine

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tm package

4 msgs

tm package, makeChunks

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to check if a group of values is randomly distributed

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transpose ?

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trouble with summary tables with several variables using aggregate function

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tryCatch?

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turning data with start and end date into daily data

1 msg

two-way group mean prediction in survreg with three factors

5 msgs

unbalanced anova with subsampling (Type III SS)

3 msgs

understanding error messages in archmCopulaFit in fCopulae

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unwanted coercion using apply

6 msgs

using glmer to fit a mixed-effects model with gamma-distributed response variable

2 msgs

using hglm to fit a gamma GLMM with nested random effects?

1 msg

using predict.lm function

2 msgs

using tapply with multiple variables

2 msgs

using the predict function

1 msg

vector decreasing by a factor

3 msgs

vector file

2 msgs

vectorial search for elements with certain attributes

3 msgs

venn diagramm

3 msgs

weird problem - R is not finding the data for the factor level present in the data

2 msgs

what happens when I store linear models in an array?

5 msgs

where two matrices differ?

5 msgs

while loop problems

1 msg

why does scan(gzfile("file"), what='integer') import data as mode "character" ?

2 msgs

wireframe advice - with reproducible code

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within()

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write.table vs. read.table and the argument "fill"

4 msgs

writing dates to a file

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wrong argument to TO_CHAR (RODBC)?

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xtable without a loop alongside a ggplot

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zoo column names

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回复: Uploading CSV file into R

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