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Hi, Does anyone know of an R package for Sankey diagram that enables you to manipulate the y-position of the links/Edges?
26 October 2016 6,783 1 View
There is a special case of the Schnabel model, for 'enclosed populations' where there is no migration or recruitment. Does anyone now if this model is included in any statistical software, ideally...
21 October 2016 2,798 3 View
I've collected NIR spectra and need to calculate the shifts in the position of the negative peaks shown in the figure. But this peak is skewed, so I guess I need to fit a skewed normal...
20 October 2016 4,464 3 View
I'd like to know how to analyse data by using R. I attached a sample file (csv). I made this csv file with data from short period but I have much longer data so I'd like to know how to analyse. I...
19 October 2016 9,375 4 View
Hi All, I performed my experiments using RSM. My R-square, adj R-square and pred-R-square are 0.93, 0.91 & 0.88 respectively which shows model is good fit. But my lack of fit is found to be...
17 October 2016 4,297 1 View
I'm trying to use a discrete variable to build a map using ggmap, but I would like to convert the variable into contínuos to use a range of values. Could anyone help me with this issue? Thank you...
07 October 2016 5,461 3 View
Now I have 10 years data of species abundance, I try to test community composition response to treatment. Whether can add the year as covariate factor in RDA. As following formula: RDA=...
10 September 2016 3,264 1 View
Can I someone provide a code to open GEO file in R?
06 September 2016 1,509 2 View
Prediction capability of Species Distribution Models are generally measured through ‘Area Under Curve (AUC)’ using training data sets. I have developed four distribution models of my study...
03 September 2016 7,619 7 View
Hello, Does anyone knows how to work with the sentinel-2 .jp2 files in R? The earthexplorer has .jp2 files for sentinel-2 and I'm having some trouble in simply open it in R (I'm using R Studio in...
30 August 2016 9,260 18 View
Things seem to be fine until line 28, when I attempt to actually call the randomForest method. I'm new to R and am still getting used to the language.The code is listed...
22 May 2016 2,746 3 View
While you see both these with respect to cancer screening, I wanted to know the difference between the two to compare between interventions and survival. Consider two groups A and B. Group A:...
20 May 2016 483 3 View
Hi all, I'm attempting to model habitat selection by bandicoots using spatial environmental variables, with the aim to predict habitat use across a landscape. Using variograms, I've identified...
03 April 2016 6,172 2 View
Hello, I am fitting a series of phylogenetic generalized least squares (PGLS) models in R, using the gls function within the nlme package. Rather than use the pgls function in caper, I am...
17 March 2016 4,096 2 View
I find that STATegRa implements O2PLS and that plspm implements PLS (path modeling). I am interested in the attached application of OnPLS.
07 March 2016 2,437 2 View
Hi.. I am working with plant insect interactions where I used insect age and time after infestation as factors for studying the plant response .....can anyone please suggest me the best...
23 February 2016 3,082 4 View
Specifically, if I have the US Census place layer and I have selected a set of places, I need the distance to the nearest selected place for all places.
17 February 2016 8,712 4 View
I have a dataset contains hourly PM10 concentrations for 90 days of 83 sites. That means I have total (90*24) set hourly data each contains 83 observations. I want plot semi-variogram for every...
02 February 2016 2,919 5 View
Any other image processing and analysis package that one may use in R.
28 January 2016 5,318 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 1,167 3 View
Is the individual matching design in a case-control study better than frequency (group) matching?
15 January 2016 6,000 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 1,029 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 8,652 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 2,983 10 View