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I'm using a random-intercept multilevel analysis to model the proportion of hits (from 0 to 1, with two decimals) from my experimental task. All my independent variables included in the model are...
15 December 2020 2,002 16 View
Hi guys, I would love to know how I could go about solving the above question. I currently have 2 different species distribution models, one created with the current climate projection and the...
15 December 2020 1,188 8 View
I have done my analysis in R using the piecewiseSEM package and have got the results but I am unsure how to report it APA style. What values do I report? Thank you in advance!
14 December 2020 3,320 3 View
Hello; I have made a dendrogram with mixed data (numbers, ordered factors and factors) using gower distance (daisy function in R) and cluster analysis with ward.D2 (hclust function in R) for a...
11 December 2020 4,192 2 View
Hello fellow researchers, I am doing a research which involves estimating the parameters of the Cox Ingersoll Ross (CIR) SDE using a Bayesian approach. I propose using the Euler scheme in my...
05 December 2020 8,414 1 View
Hello fellow researchers, I am doing a research in extreme value theory where I have to estimate the parameters of a generalized Pareto distribution using a Bayesian approach. I would really...
05 December 2020 4,972 5 View
Hello, I am working with some longitudinal data resulted from a clinical trial. I have the interaction effect of time and group + random effect of Subject. Time variable consists of 6 timepoint...
30 November 2020 6,816 3 View
Hi everyone, I would like to improve my computational skills in r, particularly in the field of metabolomics (both targeted and untargeted analysis). I think using R will make my life much...
20 November 2020 1,428 7 View
Hi everyone, we need some help with a request from a reviewer. Here's the issue: In our study we investigated the impairment in the ability to recognize facial emotions when a facemask is present...
06 November 2020 1,540 18 View
Dear all, I am trying to figure out how to assign the locations of violent events, which are recorded in ICEWS, to districts in Afghanistan based on latitude and longitude information. Therefore,...
01 November 2020 10,013 4 View
For my thesis work, I have to deal with Multivariate multiple regression, while in my studies I only have dealt with multivariate regression (one regressand and multiple regressors). Now I have...
31 October 2020 9,155 3 View
Hello all, I have a dataset that contains some pressure meters in a water distribution network and all valves of the network. Since I do not have the graph of the water distribution network, I...
31 October 2020 2,573 4 View
Hello everyone! I have conducted a multiple imputation in R with 5 imputations and 50 iterations using the function mice() from the corresponding mice package. Now that I have analysed and...
27 October 2020 7,342 3 View
I've been working on the network analysis of adolescent depressive symptoms. I've estimated the network, the centrality indices and network stability using packages qgraph and bootnet. Then I want...
23 October 2020 5,801 3 View
I'm trying to build up a model to use 'chemical data' to predict 'sensory evaluation data'. I've got multiple sensory data blocks (Matrix a1, a2, a3, ..., an) and one chemical data block (Matrix...
21 October 2020 5,134 2 View
Some of you might recognize my question and the background, but I struggle with this issue for more than a month now and there is only little progress... Here some background info: I have a...
10 October 2020 4,804 7 View
I used the pan sharpened worldview 3 image (with only 4 bands ) for geo referencing to Hk1980 grid datum in Arcgis pro . However the rectified image become only has 3 bands? how does you solve...
05 October 2020 6,847 0 View
Clustered/random data are very common in data analysis. For example, if I want to model the occurrence (presence/absence) of a species over multiple countries I could suggest that the countries...
01 October 2020 770 2 View
I need to model a construction and demolition waste management network in order to maximize waste recycling. I read some works that use MILP. Among the software used are GAMS, JULIA, MATLAB and R....
28 September 2020 9,500 9 View
Dear community, I am rather new to phylogenetic comparative methods and seek your advice. I want to compare a continuous trait (dependent) between species belonging to either groupA and groupB...
23 September 2020 1,832 4 View
Hello everyone, I am currently dealing with psychometric evaluation of the croatian translation of a scale to assess chronic stress. The scale has nine dimensions and I am estimating PCM for...
23 September 2020 5,039 1 View
For example, I have a 2-level factor variable (diagnose) in interaction with a 6-level factor variable (layer). Intercept by default is the first level of all. In my case intercept is control...
19 September 2020 6,509 4 View
I have a dataset with relative abundances of Genomes against their COG-ids. It is a large data frame with 4214 rows (COG-ids) and 1313 columns...
14 September 2020 2,694 1 View
Hello I have tried to download the new version of the worldclim bioclimatic layers in the R console, since this way I can download spatial subsets. Does anyone have a code that works with the new...
11 September 2020 2,220 5 View