diff --git a/data-raw/ml100k.R b/data-raw/ml100k.R
index 4c1b03d..64d4322 100644
--- a/data-raw/ml100k.R
+++ b/data-raw/ml100k.R
@@ -1,7 +1,6 @@
-### Code to prepare `ml100k` dataset goes here
+### code to prepare `ml100k` dataset goes here
 
 ## Movie rating data
-
 u_data <- read.table(
   "https://files.grouplens.org/datasets/movielens/ml-100k/u.data",
   sep = "\t", header = FALSE
@@ -25,7 +24,6 @@ u_data_matrix <- Matrix::sparseMatrix(
 # head(u_data_matrix)
 
 ## User information
-
 u_user <- read.table(
   "https://files.grouplens.org/datasets/movielens/ml-100k/u.user",
   sep = "|", header = FALSE
@@ -42,7 +40,6 @@ colnames(u_user) <- c("Age", "Gender", "Occupation")
 # dim(u_user)
 
 # Movie genre information
-
 u_item <- read.csv(
   "https://files.grouplens.org/datasets/movielens/ml-100k/u.item",
   sep = "|", header = FALSE
diff --git a/data-raw/neocortex.R b/data-raw/neocortex.R
index 29c2b50..fead466 100644
--- a/data-raw/neocortex.R
+++ b/data-raw/neocortex.R
@@ -1,5 +1,4 @@
-### Code to prepare `neocortex` dataset goes here
-
+### code to prepare `neocortex` dataset goes here
 # Bulk gene expression data (microarray platform) used in the MFAI paper
 
 # Set the path for raw data
diff --git a/data/ml10m.rda b/data/ml10m.rda
deleted file mode 100644
index c1204ab..0000000
Binary files a/data/ml10m.rda and /dev/null differ