{
  "id": 207625,
  "title": "lectures id and timestamp.   How accurate is timestamp, given the prior_question_elapsed_time? ",
  "url": "/competitions/riiid-test-answer-prediction/discussion/207625",
  "author_name": "rpsantosa_kaggle",
  "post_date": "2020-12-30T16:17:39.143000",
  "votes": 0,
  "comment_count": 0,
  "views": 0,
  "content": "<p>I would like to know,  if, at given time, a lectture was done, how many questions after that timestamp, are dependent of that lecuture. For what questions they are suposed to help: <br>\nAlso, i was trying to understand the timestamp and prior_question_elapsed_time:</p>\n<pre><code>user_id timestamp prior_question_elapsed_time content_id\n</code></pre>\n<p>1:     115         0                          NA       5692<br>\n 2:     115        56                          37       5716<br>\n 3:     115       118                          55        128<br>\n 4:     115       131                          19       7860<br>\n 5:     115       137                          11       7922<br>\n 6:     115       157                           5        156<br>\n 7:     115       176                          17         51<br>\n 8:     115       194                          17         50</p>\n<p>for example, at timestamp= 56s, the  time spent on the previous bundle was 37s, ok.<br>\nat timestamp = 131s,  if the user took 19s in the previous question/bundel,   the timestamp should be at least : 118 + 19s = 137s, not 131. The same for timestamp = 137, that should be 131+ 19 at least. </p>\n<p>Thank you in advance for any clarification. </p>",
  "messages": [
    {
      "id": 1132700,
      "postDate": "2020-12-30T16:17:39.143Z",
      "content": "<p>I would like to know,  if, at given time, a lectture was done, how many questions after that timestamp, are dependent of that lecuture. For what questions they are suposed to help: <br>\nAlso, i was trying to understand the timestamp and prior_question_elapsed_time:</p>\n<pre><code>user_id timestamp prior_question_elapsed_time content_id\n</code></pre>\n<p>1:     115         0                          NA       5692<br>\n 2:     115        56                          37       5716<br>\n 3:     115       118                          55        128<br>\n 4:     115       131                          19       7860<br>\n 5:     115       137                          11       7922<br>\n 6:     115       157                           5        156<br>\n 7:     115       176                          17         51<br>\n 8:     115       194                          17         50</p>\n<p>for example, at timestamp= 56s, the  time spent on the previous bundle was 37s, ok.<br>\nat timestamp = 131s,  if the user took 19s in the previous question/bundel,   the timestamp should be at least : 118 + 19s = 137s, not 131. The same for timestamp = 137, that should be 131+ 19 at least. </p>\n<p>Thank you in advance for any clarification. </p>",
      "rawMarkdown": "I would like to know,  if, at given time, a lectture was done, how many questions after that timestamp, are dependent of that lecuture. For what questions they are suposed to help: \nAlso, i was trying to understand the timestamp and prior_question_elapsed_time:\n\n    user_id timestamp prior_question_elapsed_time content_id\n 1:     115         0                          NA       5692\n 2:     115        56                          37       5716\n 3:     115       118                          55        128\n 4:     115       131                          19       7860\n 5:     115       137                          11       7922\n 6:     115       157                           5        156\n 7:     115       176                          17         51\n 8:     115       194                          17         50\n\nfor example, at timestamp= 56s, the  time spent on the previous bundle was 37s, ok.\nat timestamp = 131s,  if the user took 19s in the previous question/bundel,   the timestamp should be at least : 118 + 19s = 137s, not 131. The same for timestamp = 137, that should be 131+ 19 at least. \n\nThank you in advance for any clarification. \n\n\n"
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "1132700": "I would like to know,  if, at given time, a lectture was done, how many questions after that timestamp, are dependent of that lecuture. For what questions they are suposed to help: \nAlso, i was trying to understand the timestamp and prior_question_elapsed_time:\n\n    user_id timestamp prior_question_elapsed_time content_id\n 1:     115         0                          NA       5692\n 2:     115        56                          37       5716\n 3:     115       118                          55        128\n 4:     115       131                          19       7860\n 5:     115       137                          11       7922\n 6:     115       157                           5        156\n 7:     115       176                          17         51\n 8:     115       194                          17         50\n\nfor example, at timestamp= 56s, the  time spent on the previous bundle was 37s, ok.\nat timestamp = 131s,  if the user took 19s in the previous question/bundel,   the timestamp should be at least : 118 + 19s = 137s, not 131. The same for timestamp = 137, that should be 131+ 19 at least. \n\nThank you in advance for any clarification. \n\n\n"
  }
}