diff --git a/vignettes/EnsClus_4clus_both_mem_std_Fig1.png b/vignettes/EnsClus_4clus_both_mem_std_Fig1.png new file mode 100644 index 0000000000000000000000000000000000000000..7721c763e60ed8e33404e65d08f2f6f28e43ba12 Binary files /dev/null and b/vignettes/EnsClus_4clus_both_mem_std_Fig1.png differ