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Questions related to R Statistical Package
Any other image processing and analysis package that one may use in R.
28 January 2016 5,397 6 View
RQDA supports only text files. Is there any way / R package to import pdf files and perform analysis in RQDA? Regards!
28 January 2016 1,293 3 View
Is the individual matching design in a case-control study better than frequency (group) matching?
15 January 2016 6,081 7 View
Dear all, In our romance with MCMCglmm package in R a question arose which we have trouble addressing. How to properly interpret the "strength" or importance of the phylo effect in our model...
01 January 2016 1,148 3 View
I have a student who has come to me with a problem. He is creating a Gaussian GLM model (which I believe is the same thing as running a standard LM?). He needs to be able to generate predictions...
01 January 2016 8,736 17 View
Hi guys I am going to do a meta-analysis on microarray and RNA-seq data sets by R software. Anyone has working experience with MAMA package or another R packages for meta-analysis? And another...
01 January 2016 3,101 10 View
Dear colleagues, I have a dataset consisting of continuous, categorical, and binomial (presence/absence) variables, and I need to test for spatial autocorrelation in each one of them. I have done...
01 January 2016 9,237 6 View
hi, there is a frechet mean for choices of "full procrustes","partial procrustes" and "intrinsic" in function 'frechet' in package 'shapes' but no choice for 'size and shape reimannian...
01 January 2016 9,674 2 View
R RandomForestIntree package in R
01 January 2016 9,010 2 View
I have a density metric (# of territories/km) which I would like to model in a LMM or GLMM. Using the lme4 and glmmamdb packages in R I am successfully able to model it as such with a Gaussian...
01 January 2016 743 4 View
I would like to how it is possible to calculate Q measure and MC for cluster quality comparison in r statistical programme? Thanks
01 January 2016 8,114 3 View
I need to test for spatial autocorrelation in my data. In R, I used the Moran.I function from the ape package, and the moran.test function from the spdep package, but got strickingly different...
01 January 2016 6,922 3 View
In my knowledge, as we finished estimation of within model in R or other softwares, we can calculate fixed effect of a specific individual i by mean(yi)-mean(xi)*betahat, betahat is our...
01 January 2016 7,317 2 View
01 January 2016 3,598 6 View
Where to learn or how can i do meta-regression for prevalence MA with R (or any other software)? Here is a data set,after i made an overall estimate using metaprop command.and there was high...
01 January 2016 7,608 2 View
Doing binning of some NMR spectra by “Chemospec” in R program results in a high number of missing values. Does somebody know why? Suggestions?
01 January 2016 7,632 1 View
01 January 2016 6,417 3 View
These days I use SAS mixed model to compute the variances.( For example, proc mixed data=phe convf=1e-8 maxiter=50; )Through google, I know some R packages, like lme4 and nlme. But I can not get...
12 December 2015 7,411 4 View
I am working on Whole Genome De-novo sequencing and analysis of few bacteria and archaea. I've created whole genome map for my organisms by various already existing softwares. But I am looking...
12 December 2015 9,396 2 View
I am using R language for bias correction of data by quantile mapping. I have some missing data. How can I adjust this missing data in R language? what should i write against missing data?
12 December 2015 9,874 4 View
I want to run Dunn's test for multiple comparisons with one control, but I don't know how to command to take the right treatment (the control as control), so it takes the first treatment. Thank you!
12 December 2015 3,489 4 View
Hello, I was wondering if anyone could shed light on an issue I am experiencing with the package cvAUC (link provided below). I wish to get the function cvAUC to work, yet I am not getting the...
12 December 2015 4,958 4 View
Hi, I can't find published papers using the make.simmap function in phytools (R) for discreet characters, however it is supposed to implement a similar method to SIMMAP 1.5 and it runs better then...
12 December 2015 4,660 3 View
I am trying to extrapolate the precipitation data at some reference station within a DEM to each pixel of DEM. For this, i have longitudinal gradient. The longitudinal gradient is based on the...
12 December 2015 8,636 9 View