| createSparseGRM | Construct a sparse GRM for a given data set |
| fitNULLGLMM | Fit the null logistic/linear mixed model and estimate the variance ratios by randomly selected variants |
| fit_SKAT_NULL | Fit the null logistic mixed model and estimate the variance ratio by a set of randomly selected variants |
| SKATtest_usingSKATLib | Run single variant score tests with SPA based on the logistic mixed model. |
| SPAGMMATtest | Run single variant or gene- or region-based score tests with SPA based on the linear/logistic mixed model. |