Update README.md

README.md

@@ -16,13 +16,13 @@ size_categories:
 - 100K<n<1M
 ---
 
-# Dataset Card for Review Helpfulness Prediction Dataset
+# Dataset Card for Review Helpfulness Prediction (RHP) Dataset
 
 ## Dataset Description
 
 - **Homepage:** 
 - **Repository:** 
-- **Paper:** 
+- **Paper:** [On the Role of Reviewer Expertise in Temporal Review Helpfulness Prediction](https://aclanthology.org/2023.findings-eacl.125/)
 - **Leaderboard:** 
 - **Point of Contact:** 
 
@@ -39,6 +39,8 @@ The BCP-47 code for American English is en-US, while the code for British Englis
 
 ### Data Instances
 
+One example from the `test` split of the dataset is given below in JSON format. 
+
 ```
     {
         "user_review_posted": 28,
@@ -52,7 +54,13 @@ The BCP-47 code for American English is en-US, while the code for British Englis
 ```
 ### Data Fields
 
-[More Information Needed]
+-  'user_review_posted': An integer representing the number of reviews posted by the reviewer.
+-  'user_total_helpful_votes': An integer representing the cumulative helpful votes received by the reviewer.
+-  'expertise': A normalized floating point number representing the mean number of helpful votes received per review.
+-  'user_cities_visited': An integer representing the number of cities visited by the reviewer.
+-  'review_days': A normalized floating point number representing the relative age of a review in days.
+-  'helpful_class': An integer representing the degree of helpfulness.
+-  'user_total_helpful_votes':
 
 ### Data Splits