{
  "id": 388389,
  "title": "Inference time spent on feature building vs gbdt predictions",
  "url": "/competitions/predict-student-performance-from-game-play/discussion/388389",
  "author_name": "",
  "post_date": "2023-02-17T08:05:34.469310Z",
  "votes": 7,
  "comment_count": 6,
  "views": 0,
  "content": "<p>I am using LGBM with 1200 features</p>\n<p>Out of 2h21m total submission time, 2h11m are spent on building features, and 10 mins on predicting with LGBM</p>\n<p>Just curious if feature vector building takes up the majority of time also for others</p>",
  "messages": [
    {
      "id": "2148184",
      "postDate": "02/17/2023 08:05:34",
      "content": "<p>I am using LGBM with 1200 features</p>\n<p>Out of 2h21m total submission time, 2h11m are spent on building features, and 10 mins on predicting with LGBM</p>\n<p>Just curious if feature vector building takes up the majority of time also for others</p>",
      "rawMarkdown": "I am using LGBM with 1200 features\n\nOut of 2h21m total submission time, 2h11m are spent on building features, and 10 mins on predicting with LGBM\n\nJust curious if feature vector building takes up the majority of time also for others",
      "votes": null
    },
    {
      "id": "2148196",
      "postDate": "02/17/2023 08:24:49",
      "content": "<p>one question, how could you know the exact time of your total submission time, feature time and predicting time.</p>",
      "rawMarkdown": "one question, how could you know the exact time of your total submission time, feature time and predicting time.",
      "votes": null
    },
    {
      "id": "2148200",
      "postDate": "02/17/2023 08:28:41",
      "content": "<p>BTW, when I used about 200 features, my submission cost 3-4 hours. When raising to 1200 features, my submission cost more than 9 hour. I guess I need to improve my pipeline.</p>",
      "rawMarkdown": "BTW, when I used about 200 features, my submission cost 3-4 hours. When raising to 1200 features, my submission cost more than 9 hour. I guess I need to improve my pipeline.",
      "votes": null
    },
    {
      "id": "2148259",
      "postDate": "02/17/2023 09:32:02",
      "content": "<p>he could simulate submission via local prediction on train</p>",
      "rawMarkdown": "he could simulate submission via local prediction on train",
      "votes": null
    },
    {
      "id": "2148272",
      "postDate": "02/17/2023 09:56:22",
      "content": "<p>I just submitted 2 notebooks: one with features computation and constant submission (= ~0 time), and one with lgbm prediction on top of that</p>",
      "rawMarkdown": "I just submitted 2 notebooks: one with features computation and constant submission (= ~0 time), and one with lgbm prediction on top of that",
      "votes": null
    },
    {
      "id": "2148320",
      "postDate": "02/17/2023 10:55:07",
      "content": "<p>how do you measure exact time of submission though?</p>",
      "rawMarkdown": "how do you measure exact time of submission though?",
      "votes": null
    },
    {
      "id": "2148390",
      "postDate": "02/17/2023 12:05:15",
      "content": "<p>I play Starcraft 2 and look in the meantime if my sub finished :)</p>",
      "rawMarkdown": "I play Starcraft 2 and look in the meantime if my sub finished :)",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 2148196,
      "author_name": "hookman",
      "author_url": "",
      "post_date": "02/17/2023 08:24:49",
      "content": "<p>one question, how could you know the exact time of your total submission time, feature time and predicting time.</p>",
      "votes": null,
      "replies": [
        {
          "id": 2148200,
          "author_name": "hookman",
          "author_url": "",
          "post_date": "02/17/2023 08:28:41",
          "content": "<p>BTW, when I used about 200 features, my submission cost 3-4 hours. When raising to 1200 features, my submission cost more than 9 hour. I guess I need to improve my pipeline.</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 2148259,
          "author_name": "kvlmll",
          "author_url": "",
          "post_date": "02/17/2023 09:32:02",
          "content": "<p>he could simulate submission via local prediction on train</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 2148272,
          "author_name": "narsil",
          "author_url": "",
          "post_date": "02/17/2023 09:56:22",
          "content": "<p>I just submitted 2 notebooks: one with features computation and constant submission (= ~0 time), and one with lgbm prediction on top of that</p>",
          "votes": null,
          "replies": [
            {
              "id": 2148320,
              "author_name": "kvlmll",
              "author_url": "",
              "post_date": "02/17/2023 10:55:07",
              "content": "<p>how do you measure exact time of submission though?</p>",
              "votes": null,
              "replies": [
                {
                  "id": 2148390,
                  "author_name": "narsil",
                  "author_url": "",
                  "post_date": "02/17/2023 12:05:15",
                  "content": "<p>I play Starcraft 2 and look in the meantime if my sub finished :)</p>",
                  "votes": null,
                  "replies": []
                }
              ]
            }
          ]
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "2148184": "I am using LGBM with 1200 features\n\nOut of 2h21m total submission time, 2h11m are spent on building features, and 10 mins on predicting with LGBM\n\nJust curious if feature vector building takes up the majority of time also for others",
    "2148196": "one question, how could you know the exact time of your total submission time, feature time and predicting time.",
    "2148200": "BTW, when I used about 200 features, my submission cost 3-4 hours. When raising to 1200 features, my submission cost more than 9 hour. I guess I need to improve my pipeline.",
    "2148259": "he could simulate submission via local prediction on train",
    "2148272": "I just submitted 2 notebooks: one with features computation and constant submission (= ~0 time), and one with lgbm prediction on top of that",
    "2148320": "how do you measure exact time of submission though?",
    "2148390": "I play Starcraft 2 and look in the meantime if my sub finished :)"
  },
  "source": "meta"
}