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Well... the title covers the whole problem. I have very skewed proportional data (the hatching success of a iguana. NOTE that it is a proportion for every nest. e.g. for nest N1, 9 hatchlings...
11 September 2020 3,480 4 View
I need to identify my populations from my FASTA file in R so that R can then run all my stats. However, I do not know how to tell R how to group my data into 4 populations! This is the warning...
10 September 2020 9,165 2 View
hi is there any standard to select threshold value for precipitation in RClimdex while calculating indices? plz see attached figure. max ppt value is 118mm with an outlier of 385mm (data range...
09 September 2020 1,705 1 View
Hello RG Community, I need advice about testing moderation and mediation hypotheses with variables measured at different levels. We have data from 18 countries, and I was curious if I can test...
31 August 2020 8,464 3 View
Hello, I currently solve the optimization problem (please see the attached figure). Basically, this problem is equivalent to find the confidence interval for logistic regression. The objective...
18 August 2020 561 4 View
Hi there! A short summary of my data: I have song recordings of 60 birds (multiple recordings per bird). During the research period, some birds had more than one nest. Now I want to find out...
18 August 2020 1,597 3 View
I'm using MSGARCH package in R. By return_data/Volatility(fit.model), I get the residuals. When I calculate the standard deviation of the residuals, it turns out that it's close to 1 for all...
15 August 2020 3,410 6 View
Hi there; I need to produce such an equation for a time series using arima model: y(t) = y(t-1) + a*x(t) + b*x(t-1) I know if I use for example arima (1,0,0) with x as the exogenous...
08 August 2020 7,774 6 View
We're working on meta-analysis of studies that provide median OS data. We conducted other meta-analyses using objective response rates (ORR) and used the inverse-variance method. But we're not...
28 July 2020 5,088 3 View
Hello, I am struggling to understand how I best use the na.action options in R's lme function for a hierarchical linear model. I have a longitudinal data set with a two-level nested structure...
24 July 2020 2,929 4 View
I have six samples, 3 replicates of "Naive CD8 T cells" and 3 replicates of "DMSO-activated T cells". I am doing an RNA-seq differential gene expression analysis to compare the expression levels...
22 July 2020 7,095 3 View
Hallo, This is my first time using CUDA C++, so I have idea but I am not sure if it's correct. I am working on high resolution imaging microscopy, so I want to extract the SPF spots from image...
16 July 2020 4,009 0 View
How can I use R to extract the time interval between visits of different species from camera trap images? For example, Species A arrives at 07:00 (6 photos, each 1 min apart) Species B arrives at...
15 July 2020 3,543 5 View
Good Day! During the execution of my discrete choice experiment, I came across two crucial questions for its evaluation (with R). 1) How do I integrate the alternative "No Choice" into my data...
09 July 2020 1,770 2 View
I want to use R to make regional climate models to analyze changes in Holdridge's life zones. I haven't used R in a long time so I'm kind of outdated and would like to read some references that...
02 July 2020 2,020 4 View
Dear all, does anyone know which Package on R may I use to retrieve mRNA data from TCGA related to the project GBM 2013? I tried RTCGA package but refers to GBM.rnaseq data which has only 163...
28 June 2020 1,106 0 View
I am using the PISA 2015 data and trying to run a mixed-effects ridge and lasso regression model . Schools (i.e. school id) will be included as a random effect, and student-level (e.g. motivation,...
25 June 2020 6,274 4 View
Quero analisar um data frame com dados da Web of Science e Scopus no programa R, mas quando tento realizar análises de co-ocorrência de palavras-chave com o pacote Bibliometrix o programa retorna...
23 June 2020 6,447 10 View
I wished to perform a Bayesian Network meta-analysis in R version 3.6.2 using the gemtc package. However, when I tried installing the package, I received a warning message which stated: "package...
03 June 2020 7,145 0 View
Hi all, I'm trying to insert one section of a raster inside another. Both rasters have same resolution, origin and CRS and I'm not trying to resample an area based on a different set of values,...
02 June 2020 1,560 2 View
Which protocol did you use? Did it was effective? Please share your experience.
01 June 2020 4,574 0 View
Hello, I have a scale and I am trying to create a dummy variable from one of the socio-demographics. The question is what are the sources of your income and I let to pick multiple choices among...
18 May 2020 1,503 11 View
Please, could you indicate open-access journals with impact factor in the areas of Engineering and Sustainability? Thank you!
23 April 2020 2,701 0 View
Hey there, I am looking for literature or tutorial videos, which are concerned with the question of how multilevel markov chain monte carlo models are conducted in R or Mplus. Can someone help...
21 April 2020 8,144 1 View