knn joint
knn_joint(
comb.dat,
ref.sets = names(comb.dat$dat.list),
select.sets = names(comb.dat$dat.list),
merge.sets = ref.sets,
select.cells = comb.dat$all.cells,
select.genes = NULL,
method = "cor",
self.method = "RANN",
k = 15,
sample.size = 5000,
cl.sample.size = 100,
batch.size = 10000,
verbose = TRUE,
mc.cores = 1,
...
)