{
  "id": 194972,
  "title": "Is train data chronologically sorted?",
  "url": "/competitions/riiid-test-answer-prediction/discussion/194972",
  "author_name": "",
  "post_date": "2020-11-02T20:12:29.600209800Z",
  "votes": null,
  "comment_count": 3,
  "views": 0,
  "content": "<p>I know that the test data is chronologically sorted, but is the train data is also sorted?</p>",
  "messages": [
    {
      "id": "1067899",
      "postDate": "11/02/2020 20:12:29",
      "content": "<p>I know that the test data is chronologically sorted, but is the train data is also sorted?</p>",
      "rawMarkdown": "I know that the test data is chronologically sorted, but is the train data is also sorted?",
      "votes": null
    },
    {
      "id": "1068095",
      "postDate": "11/03/2020 03:49:30",
      "content": "<p>For each user it is. But not across users.</p>\n<p>You have complete access and control over the training data so you can sort it in any order you wish.</p>",
      "rawMarkdown": "For each user it is. But not across users.\n\nYou have complete access and control over the training data so you can sort it in any order you wish.",
      "votes": null
    },
    {
      "id": "1068619",
      "postDate": "11/03/2020 15:20:54",
      "content": "<p>Hmm, <a href=\"https://www.kaggle.com/rohanrao\" target=\"_blank\">@rohanrao</a>, well, as far as I understand, the timestamps for different users cannot be compared, right?</p>",
      "rawMarkdown": "Hmm, @rohanrao, well, as far as I understand, the timestamps for different users cannot be compared, right?",
      "votes": null
    },
    {
      "id": "1068628",
      "postDate": "11/03/2020 15:31:10",
      "content": "<p>Yes you can’t sort across users.</p>",
      "rawMarkdown": "Yes you can’t sort across users.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 1068095,
      "author_name": "rohanrao",
      "author_url": "",
      "post_date": "11/03/2020 03:49:30",
      "content": "<p>For each user it is. But not across users.</p>\n<p>You have complete access and control over the training data so you can sort it in any order you wish.</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 1068619,
      "author_name": "stmandl",
      "author_url": "",
      "post_date": "11/03/2020 15:20:54",
      "content": "<p>Hmm, <a href=\"https://www.kaggle.com/rohanrao\" target=\"_blank\">@rohanrao</a>, well, as far as I understand, the timestamps for different users cannot be compared, right?</p>",
      "votes": null,
      "replies": [
        {
          "id": 1068628,
          "author_name": "rohanrao",
          "author_url": "",
          "post_date": "11/03/2020 15:31:10",
          "content": "<p>Yes you can’t sort across users.</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "1067899": "I know that the test data is chronologically sorted, but is the train data is also sorted?",
    "1068095": "For each user it is. But not across users.\n\nYou have complete access and control over the training data so you can sort it in any order you wish.",
    "1068619": "Hmm, @rohanrao, well, as far as I understand, the timestamps for different users cannot be compared, right?",
    "1068628": "Yes you can’t sort across users."
  },
  "source": "meta"
}