{
  "id": 340296,
  "title": "Does any one see that the LB don't improve or change even with different predictions?",
  "url": "/competitions/amex-default-prediction/discussion/340296",
  "author_name": "",
  "post_date": "2022-07-28T08:14:32.291510300Z",
  "votes": null,
  "comment_count": 2,
  "views": 0,
  "content": "<p>I'm trying new things to rise the LB score, I got a high score on CV but when I submit it don't change or there is no difference between the old and the new submission, although the predictions are different from the old one</p>\n<p>what's wrong with LB???</p>",
  "messages": [
    {
      "id": "1874342",
      "postDate": "07/28/2022 08:14:32",
      "content": "<p>I'm trying new things to rise the LB score, I got a high score on CV but when I submit it don't change or there is no difference between the old and the new submission, although the predictions are different from the old one</p>\n<p>what's wrong with LB???</p>",
      "rawMarkdown": "I'm trying new things to rise the LB score, I got a high score on CV but when I submit it don't change or there is no difference between the old and the new submission, although the predictions are different from the old one\n\nwhat's wrong with LB???",
      "votes": null
    },
    {
      "id": "1874349",
      "postDate": "07/28/2022 08:26:35",
      "content": "<p>This could occur due to the 3-decimal place rounding. Maybe your old and new scores are very close to each other causing a rounding in 3-decimals, leading to the same score. </p>",
      "rawMarkdown": "This could occur due to the 3-decimal place rounding. Maybe your old and new scores are very close to each other causing a rounding in 3-decimals, leading to the same score.",
      "votes": null
    },
    {
      "id": "1874568",
      "postDate": "07/28/2022 10:58:54",
      "content": "<p>You can always try to sort your model's performance in <em>My Submission</em> tab.</p>",
      "rawMarkdown": "You can always try to sort your model's performance in *My Submission* tab.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 1874349,
      "author_name": "ravi20076",
      "author_url": "",
      "post_date": "07/28/2022 08:26:35",
      "content": "<p>This could occur due to the 3-decimal place rounding. Maybe your old and new scores are very close to each other causing a rounding in 3-decimals, leading to the same score. </p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 1874568,
      "author_name": "mohammadrahmati",
      "author_url": "",
      "post_date": "07/28/2022 10:58:54",
      "content": "<p>You can always try to sort your model's performance in <em>My Submission</em> tab.</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "1874342": "I'm trying new things to rise the LB score, I got a high score on CV but when I submit it don't change or there is no difference between the old and the new submission, although the predictions are different from the old one\n\nwhat's wrong with LB???",
    "1874349": "This could occur due to the 3-decimal place rounding. Maybe your old and new scores are very close to each other causing a rounding in 3-decimals, leading to the same score.",
    "1874568": "You can always try to sort your model's performance in *My Submission* tab."
  },
  "source": "meta"
}