{
  "id": 321320,
  "title": "Question about users' ids ",
  "url": "/competitions/anime-recommendation-system-by-tah/discussion/321320",
  "author_name": "",
  "post_date": "2022-04-26T09:15:00.657189800Z",
  "votes": 1,
  "comment_count": 1,
  "views": 0,
  "content": "<p>Why there are users' ids in rating complete not found in the train dataset? Also, the number of records for each user in rating complete is greater than the number of records in train set.</p>",
  "messages": [
    {
      "id": "1768415",
      "postDate": "04/26/2022 09:15:00",
      "content": "<p>Why there are users' ids in rating complete not found in the train dataset? Also, the number of records for each user in rating complete is greater than the number of records in train set.</p>",
      "rawMarkdown": "Why there are users' ids in rating complete not found in the train dataset? Also, the number of records for each user in rating complete is greater than the number of records in train set.",
      "votes": null
    },
    {
      "id": "1786445",
      "postDate": "05/12/2022 22:43:16",
      "content": "<p>There are a few possible explanations for this. One is that the train dataset only includes ratings for a subset of users, while the complete dataset includes all ratings. Another possibility is that some users in the train dataset have multiple ratings, while others only have one. Finally, it's also possible that there are just more users in the complete dataset than in the train set.</p>",
      "rawMarkdown": "There are a few possible explanations for this. One is that the train dataset only includes ratings for a subset of users, while the complete dataset includes all ratings. Another possibility is that some users in the train dataset have multiple ratings, while others only have one. Finally, it's also possible that there are just more users in the complete dataset than in the train set.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 1786445,
      "author_name": "",
      "author_url": "",
      "post_date": "05/12/2022 22:43:16",
      "content": "<p>There are a few possible explanations for this. One is that the train dataset only includes ratings for a subset of users, while the complete dataset includes all ratings. Another possibility is that some users in the train dataset have multiple ratings, while others only have one. Finally, it's also possible that there are just more users in the complete dataset than in the train set.</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "1768415": "Why there are users' ids in rating complete not found in the train dataset? Also, the number of records for each user in rating complete is greater than the number of records in train set.",
    "1786445": "There are a few possible explanations for this. One is that the train dataset only includes ratings for a subset of users, while the complete dataset includes all ratings. Another possibility is that some users in the train dataset have multiple ratings, while others only have one. Finally, it's also possible that there are just more users in the complete dataset than in the train set."
  },
  "source": "meta"
}