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geoGraph28 days ago
geoGraph: using spherical grids to walk through the geographic space | First steps | Installing the package | Data representation | gGraph objects | gData objects | Getting started with geoGraph | Importing geographic data | Finding least-cost paths | Changing local properties of a gGraph | Example application using the Human Genome Diversity Panel
tidysdm3 months ago
SDMs with tidymodels | Accessing the data for this vignette: how to use rgbif | Preparing your data | Map projection | Thinning step | Fit the model by cross-validation | Projecting to the present | Projecting to the future | Dealing with extrapolation | Visualising the contribution of individual variables | Repeated ensembles
Quality Control5 months ago
Quality control for SNP datasets | Read data into gen_tibble format | Quality control for individuals | Quality control for loci | Linkage Disequilibrium | Save | Grouping data | Grouped functions
crstools7 months ago
Installation | An overview of CRS codes | Spatial objects in R | Choosing a CRS
Georeference an image7 months ago
Examples of additional tidymodels features7 months ago
Using multi-level factors as predictors | Exploring models with DALEX | Different recipes for certain models | The initial split | Stack ensembles
The grammar of population genetics10 months ago
Tidy data in population genetics | The gen_tibble | Standard dplyr verbs to manipulate the tibble | Using verbs on loci | Grouping individuals in populations | Functions applying to all pairwise and nwise combinations of individuals or populations | Reading data | Merging data | Imputation | Saving data and updating backingfiles | Ordering loci
tidypopgen1 years ago
Creating a gen_tibble | Quality control | Impute | PCA | Plot with ggplot2
Population genetic analysis with tidypopgen1 years ago
An example workflow with real data | Map | PCA | Explore population structure with DAPC | Clustering with ADMIXTURE | Handling Q matrices
PLINK cheatsheet1 years ago
File management and reading data: | Quality control: | Handling linkage | Quality control for relatedness (KING) | Merging datasets: | Analysis:
Troubleshooting models that fail1 years ago
NAs in the data | Recipes and the response variable | Using the desired formula with GAM | When only some splits fail
Application with palaeodata2 years ago
SDMs with tidymodels for palaeo data | Preparing your data | Fit the model by crossvalidation | Projecting to other times
available datasets2 years ago
Overview of datasets available in pastclim
delta downscaling2 years ago
Downscaling | Delta downscaling a dataset in pastclim | An example for one variable | Computing the bioclim variables
pastclim overview2 years ago
Install the library | Download the data | Get climate for locations | Get climate for a region | Cropping | Working with biomes and ice sheets | Adding locations to region plots | Set the samples within the background | Random sampling of background | Downscaling
present and future2 years ago
Present reconstructions | WorldClim | CHELSA | Future projections
custom dataset2 years ago
Formatting a custom dataset for pastclim | An example: the Trace21k-CHELSEA | Making the data available to others