From f9b1b16478bfcecfb9c1946661bb8511f419ecbd Mon Sep 17 00:00:00 2001
From: WANG Zhiwei <48282751+statwangz@users.noreply.github.com>
Date: Sat, 16 Sep 2023 14:37:42 +0800
Subject: [PATCH] Update ml100k.Rmd

---
 vignettes/ml100k.Rmd | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vignettes/ml100k.Rmd b/vignettes/ml100k.Rmd
index 93899e7..b3196b7 100644
--- a/vignettes/ml100k.Rmd
+++ b/vignettes/ml100k.Rmd
@@ -111,6 +111,7 @@ X_pmt <- apply(X,
 )
 
 colnames(X_pmt) <- paste0(colnames(X), "_permuted")
+X_pmt <- as.data.frame(X_pmt)
 ```
 
 ```{r}