fix: ratings from 1-10 to 0-9

README.md

@@ -4,6 +4,48 @@ language:
 task_categories:
 - text-classification
 
+dataset_info:
+- config_name: default
+  features:
+  - name: id
+    dtype: int64
+  - name: drugName
+    dtype: string
+  - name: condition
+    dtype: string
+  - name: review
+    dtype: string
+  - name: rating
+    dtype:
+      class_label:
+        names:
+          '0': 1
+          '1': 2
+          '2': 3
+          '3': 4
+          '4': 5
+          '5': 6
+          '6': 7
+          '7': 8
+          '8': 9
+          '9': 10
+- config_name: sentiment
+  features:
+  - name: id
+    dtype: int64
+  - name: drugName
+    dtype: string
+  - name: condition
+    dtype: string
+  - name: review
+    dtype: string
+  - name: rating
+    dtype:
+      class_label:
+        names:
+          '0': negative
+          '1': positive
+
 configs:
 - config_name: default
   data_files:

complete.csv

@@ -1,3 +1,3 @@
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-size 107763488
+oid sha256:669accfa314ea249d3c73b861b79f8dad8dc1d26a69d23bf7b0c72966a9e5a93
+size 107695483

convert.py

@@ -16,7 +16,7 @@ def parse_review(html):
 
 
 def parse_rating(rating_str):
-    rating = int(rating_str)
+    rating = int(rating_str) - 1
     return rating
 
 
@@ -49,7 +49,7 @@ def read_file(file_path):
 
 
 def remap2sentiment(row):
-    if row["rating"] <= 4:
+    if row["rating"] <= 3:
         row["rating"] = 0
     else:
         row["rating"] = 1
@@ -72,8 +72,8 @@ def run():
 
     # Extract only ratings 1, 2, 3, and 4 (negative reviews), and also
     # ratings 7, 8, 9, and 10 (positive reviews)
-    negative_rows = [remap2sentiment(row) for row in all_rows if row["rating"] <= 4]
-    positive_rows = [remap2sentiment(row) for row in all_rows if row["rating"] >= 7]
+    negative_rows = [remap2sentiment(row) for row in all_rows if row["rating"] <= 3]
+    positive_rows = [remap2sentiment(row) for row in all_rows if row["rating"] >= 6]
     positive_negative_rows = negative_rows + positive_rows
     shuffle(positive_negative_rows)
     save(positive_negative_rows, "positive_negative.csv")

positive_negative.csv

@@ -1,3 +1,3 @@
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 size 97800610

positive_negative_balanced.csv

@@ -1,3 +1,3 @@
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 size 53025847

test.csv

@@ -1,3 +1,3 @@
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+size 26902208

train.csv

@@ -1,3 +1,3 @@
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+size 80793328