fixed data plot isssue in ecos_nullmodel

Author: kkdey

DESCRIPTION

@@ -42,4 +42,4 @@ Suggests:
 VignetteBuilder: knitr
 biocViews: Software, Visualization, Ecology
 Remotes: kkdey/methClust, kkdey/CountClust
-RoxygenNote: 6.0.1
+RoxygenNote: 7.1.1

R/ecos_nullmodel.R

@@ -52,6 +52,7 @@ ecos_nullmodel <- function(counts,
                            option,
                            plot=TRUE)
 {
+    counts = as.matrix(counts)
     if(missing(option)){
       option = "BIC"
     }