library(rcdd) d <- 5 npoint <- 50 set.seed(42) x <- matrix(rnorm(d * npoint), ncol = d) foo <- cbind(1, x) foo <- cbind(0, foo) foo <- round(1e4 * foo) bar <- rep(1e4, length(foo)) baz <- qdq(foo, bar) baz[1:3, ] out <- scdd(baz, inputincidence = TRUE, representation = "V") names(out) length(out$inputincidence) inies <- sapply(out$inputincidence, length) > 0 length(inies) sum(inies)