{
  "id": 191695,
  "title": "Same content_id but different task_container_id for the same user_id ??",
  "url": "/competitions/riiid-test-answer-prediction/discussion/191695",
  "author_name": "",
  "post_date": "2020-10-18T03:05:00.196383800Z",
  "votes": 5,
  "comment_count": 4,
  "views": 0,
  "content": "<p>Here is an example where the same user_id and content_id have different task_container_ids. Here the user_id scored 1 on both instances.</p>\n<p>row_id    timestamp   user_id content_id  content_type_id <strong>task_container_id</strong>   user_answer answered_correctly<br>\n471    3267366303 12741    3483    0   <strong>61</strong>  3   1<br>\n562    3777604355  12741   3483    0   <strong>89</strong>  3   1</p>\n<p>Is this the same test item twice or different test items? <br>\nIf different, how do we identify the same test items across task_container_ids and users?</p>\n<p>User 499347415 has <strong>83</strong> instances of content_id 7857 !</p>",
  "messages": [
    {
      "id": "1052618",
      "postDate": "10/18/2020 03:05:00",
      "content": "<p>Here is an example where the same user_id and content_id have different task_container_ids. Here the user_id scored 1 on both instances.</p>\n<p>row_id    timestamp   user_id content_id  content_type_id <strong>task_container_id</strong>   user_answer answered_correctly<br>\n471    3267366303 12741    3483    0   <strong>61</strong>  3   1<br>\n562    3777604355  12741   3483    0   <strong>89</strong>  3   1</p>\n<p>Is this the same test item twice or different test items? <br>\nIf different, how do we identify the same test items across task_container_ids and users?</p>\n<p>User 499347415 has <strong>83</strong> instances of content_id 7857 !</p>",
      "rawMarkdown": "Here is an example where the same user_id and content_id have different task_container_ids. Here the user_id scored 1 on both instances.\n\nrow_id\ttimestamp\tuser_id\tcontent_id\tcontent_type_id\t**task_container_id**\tuser_answer\tanswered_correctly\n471\t3267366303 12741\t3483\t0\t**61**\t3\t1\n562\t3777604355\t12741\t3483\t0\t**89**\t3\t1\n\nIs this the same test item twice or different test items? \nIf different, how do we identify the same test items across task_container_ids and users?\n\nUser 499347415 has **83** instances of content_id 7857 !",
      "votes": null
    },
    {
      "id": "1052731",
      "postDate": "10/18/2020 07:39:37",
      "content": "<p>Person has seen the same question twice at different days, so it's possible.</p>",
      "rawMarkdown": "Person has seen the same question twice at different days, so it's possible.",
      "votes": null
    },
    {
      "id": "1053605",
      "postDate": "10/19/2020 06:55:57",
      "content": "<p>Thanks - yes, administering the same content_id twice is a feature of these data. Perhaps we can suggest to riiid  that they stop administering a content_id when the user_id has succeeded on it.</p>",
      "rawMarkdown": "Thanks - yes, administering the same content_id twice is a feature of these data. Perhaps we can suggest to riiid  that they stop administering a content_id when the user_id has succeeded on it.",
      "votes": null
    },
    {
      "id": "1062699",
      "postDate": "10/28/2020 05:39:31",
      "content": "<p><a href=\"https://www.kaggle.com/jineonjinbaek\" target=\"_blank\">@jineonjinbaek</a> Regarding the discussion <a href=\"https://www.kaggle.com/c/riiid-test-answer-prediction/discussion/191695\" target=\"_blank\">here</a>, it seems that for a single user in train.csv, same content_id may appear in multiple entries with different timestamp and different task_container_id. I am not quite sure about these cases. Is it that the same question had been completed by the user multiple times or it had been viewed multiple times? </p>",
      "rawMarkdown": "jineonjinbaek Regarding the discussion [here](https://www.kaggle.com/c/riiid-test-answer-prediction/discussion/191695), it seems that for a single user in train.csv, same content_id may appear in multiple entries with different timestamp and different task_container_id. I am not quite sure about these cases. Is it that the same question had been completed by the user multiple times or it had been viewed multiple times?",
      "votes": null
    },
    {
      "id": "1064068",
      "postDate": "10/29/2020 16:51:33",
      "content": "<p><a href=\"https://www.kaggle.com/mikel1\" target=\"_blank\">@mikel1</a>  <br>\n1)what is difference between Task container id and Bundle id..</p>\n<p>2) What is  relation between the question and lectures ?</p>\n<p>3) What is purpose of providing lectures  in train as its label is -1</p>",
      "rawMarkdown": "mikel1  \n1)what is difference between Task container id and Bundle id..\n\n2) What is  relation between the question and lectures ?\n\n3) What is purpose of providing lectures  in train as its label is -1",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 1052731,
      "author_name": "adityaecdrid",
      "author_url": "",
      "post_date": "10/18/2020 07:39:37",
      "content": "<p>Person has seen the same question twice at different days, so it's possible.</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 1053605,
      "author_name": "mikel1",
      "author_url": "",
      "post_date": "10/19/2020 06:55:57",
      "content": "<p>Thanks - yes, administering the same content_id twice is a feature of these data. Perhaps we can suggest to riiid  that they stop administering a content_id when the user_id has succeeded on it.</p>",
      "votes": null,
      "replies": [
        {
          "id": 1064068,
          "author_name": "jaideepvalani",
          "author_url": "",
          "post_date": "10/29/2020 16:51:33",
          "content": "<p><a href=\"https://www.kaggle.com/mikel1\" target=\"_blank\">@mikel1</a>  <br>\n1)what is difference between Task container id and Bundle id..</p>\n<p>2) What is  relation between the question and lectures ?</p>\n<p>3) What is purpose of providing lectures  in train as its label is -1</p>",
          "votes": null,
          "replies": []
        }
      ]
    },
    {
      "id": 1062699,
      "author_name": "cealia",
      "author_url": "",
      "post_date": "10/28/2020 05:39:31",
      "content": "<p><a href=\"https://www.kaggle.com/jineonjinbaek\" target=\"_blank\">@jineonjinbaek</a> Regarding the discussion <a href=\"https://www.kaggle.com/c/riiid-test-answer-prediction/discussion/191695\" target=\"_blank\">here</a>, it seems that for a single user in train.csv, same content_id may appear in multiple entries with different timestamp and different task_container_id. I am not quite sure about these cases. Is it that the same question had been completed by the user multiple times or it had been viewed multiple times? </p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "1052618": "Here is an example where the same user_id and content_id have different task_container_ids. Here the user_id scored 1 on both instances.\n\nrow_id\ttimestamp\tuser_id\tcontent_id\tcontent_type_id\t**task_container_id**\tuser_answer\tanswered_correctly\n471\t3267366303 12741\t3483\t0\t**61**\t3\t1\n562\t3777604355\t12741\t3483\t0\t**89**\t3\t1\n\nIs this the same test item twice or different test items? \nIf different, how do we identify the same test items across task_container_ids and users?\n\nUser 499347415 has **83** instances of content_id 7857 !",
    "1052731": "Person has seen the same question twice at different days, so it's possible.",
    "1053605": "Thanks - yes, administering the same content_id twice is a feature of these data. Perhaps we can suggest to riiid  that they stop administering a content_id when the user_id has succeeded on it.",
    "1062699": "jineonjinbaek Regarding the discussion [here](https://www.kaggle.com/c/riiid-test-answer-prediction/discussion/191695), it seems that for a single user in train.csv, same content_id may appear in multiple entries with different timestamp and different task_container_id. I am not quite sure about these cases. Is it that the same question had been completed by the user multiple times or it had been viewed multiple times?",
    "1064068": "mikel1  \n1)what is difference between Task container id and Bundle id..\n\n2) What is  relation between the question and lectures ?\n\n3) What is purpose of providing lectures  in train as its label is -1"
  },
  "source": "meta"
}