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I have a correlation matrix of loans of dimension 6k * 6k. I need to do clustering based on this correlation matrix using unsupervised clustering technique. Can anyone please tell me which...
03 July 2017 7,817 3 View
I am working with ENMeval package (Muscarella et al., 2014) in R to develope Species Distribution Models. This package developes SDM in raw Maxent output, but I need logistic or probability maps...
28 June 2017 8,097 5 View
I’m working on quite small sample of municipalities. I’m investigating impact of various variables on probability of being reelected in mayor elections in Poland. Thus, dependent variable is...
27 June 2017 2,848 3 View
I was conducting a meta-analysis of single proportions(i.e. without a control group) using the metafor package. When I performed a classic fail-safe N, I noticed that the result (the number of...
26 June 2017 4,055 3 View
Hello all, I want to run a PGLS analysis. I have a phylogeny with branch lengths, but I want to run the PGLS analysis for a slightly smaller subset of taxa than the ones contained in the...
26 June 2017 7,462 0 View
I calculated a spectrum of 2 to 7 latent classes from data on behaviour, using poLCA in R. The model is based on 14 ordinal variables with 20 grades each. The number of respondents is...
20 June 2017 9,786 3 View
I have a raster stack/brick of 35 annual rainfall raster layers for Per-pixel temporal trends. I have calculated Sen Slope by applying Theil-Sen test, a non-parametric linear regression model...
17 June 2017 6,253 3 View
My question is about Bayesian VARs (to be specific, how to utilize them in Eviews). To begin with, I would like to know whether Bayesian VARs are superior to conventional VARs, or when to use...
10 June 2017 3,129 3 View
I want to plot the fixed effects of repeated measurement analyses performed using the LMER and GLMER functions of the lme4 package. So far, plots using sjPlot package have worked fine - for both...
05 June 2017 1,060 3 View
I am trying to develop a long haul intermodal transportation route considering 4 countries for a research paper. Before processing with mixed integer linear programming (MILP) model, I need to...
03 June 2017 6,935 4 View
I am working on a project where I have to generate a model for road deterioration. I am using logistic regression but since the stretches of road are related in space so I have to test for spatial...
02 June 2017 8,900 9 View
I currently have an OTU table of 16S Data sequenced through the Illumina MiSeq platform. I also have the table summarized by taxonomy level, so I have counts of each genus for each sample. I have...
30 May 2017 3,913 2 View
Hello, I am wondering if it is possible to conduct a Mantel test or any similar test in order to relate an asymmetric species x species matrix to a symmetric matrix (e.g. phylogenetic distance...
30 May 2017 5,573 1 View
Hi, this is the error I keep having when running this commandline: mantel.rtest(as.dist(m1), as.dist(m2)) m1is the genetic distance and m2 is the geographic dist. Both matrices were generated with...
23 May 2017 3,314 1 View
Hi everybody, Do you have the paper of Van-Rooy with this title: A rainfall anomaly index independent of time and space. Notes. 14: 24-43. I've searched in the net, however I can't find it. Could...
22 May 2017 4,118 2 View
Hi Dears Can I use TWINSPAN for species - trait matrix?
13 May 2017 8,719 3 View
I would like to calculate SPEI using the R package developed by the authors. There seems to me to be two major reasons why I can't use the R package (I'm currently trying to figure out SPEI in...
11 May 2017 10,129 2 View
Hi, are there any software or R package that can be used to conduct Random Forest analysis?
10 May 2017 2,536 2 View
I have generated a Maxent model for species distribution using only presence points. I need to evaluate the model and I don't know How to calculate the AUC values manually. I heard that the AUC...
08 May 2017 7,318 4 View
Preferably software to generate network relationship with gene-absence-presence data (binary) will be convenient.
05 May 2017 9,485 1 View
I was plotting some results when I realized that the coefficients shown by GGplot differ from the model I've tested. It shows the 2 models (m2 and m3) separately. Note that the coefficients change...
03 May 2017 7,000 2 View
I have access to raw surface and atmospheric variables from a set of already run simulations using WRF through NA-CORDEX. That simulation was run at 50 km resolution. I am seeking to downscale...
25 April 2017 8,098 2 View
I have made my tree like this...but unable to add node values...please give me the commands...here is what I have done in rstudio in simple way from clustal alignment... >...
24 April 2017 9,391 2 View
Hi, Can anyone please clarify me. The difference between ChiSq value and Std. Error during EIS Equivalent Circuit Modeling through ZSimpWin Software. Please Check the picture attached. Best...
23 April 2017 1,373 3 View