krigr_cross_validation	krigr_cross_validation
load_sample_data	load_sample_data
make_GXM	make_GXM
make_PCs_irlba	make_PCs_irlba
make_PCs_svd	make_PCs_svd
okriging	okriging
read_GRMBin	read_GRMBin
write_GRMBin	write_GRMBin
