{
  "id": 82050,
  "title": "how to achieve 3.61x or 3.63x in public ? ",
  "url": "/competitions/elo-merchant-category-recommendation/discussion/82050",
  "author_name": "",
  "post_date": "2019-02-27T01:47:42.847766Z",
  "votes": 4,
  "comment_count": 4,
  "views": 0,
  "content": "<p>although public top 2 drop in private lb. but , i think they have model below 3.600 in private.   i am quite curious about how to achieve 3.61x or 3.63x in public , it's really amazing.</p>",
  "messages": [
    {
      "id": "479152",
      "postDate": "02/27/2019 01:47:42",
      "content": "<p>although public top 2 drop in private lb. but , i think they have model below 3.600 in private.   i am quite curious about how to achieve 3.61x or 3.63x in public , it's really amazing.</p>",
      "rawMarkdown": "although public top 2 drop in private lb. but , i think they have model below 3.600 in private.   i am quite curious about how to achieve 3.61x or 3.63x in public , it's really amazing.",
      "votes": null
    },
    {
      "id": "479165",
      "postDate": "02/27/2019 01:59:41",
      "content": "<p>yes, they are excellent I think. I'm also curious about their methods.</p>",
      "rawMarkdown": "yes, they are excellent I think. I'm also curious about their methods.",
      "votes": null
    },
    {
      "id": "479593",
      "postDate": "02/27/2019 09:11:12",
      "content": "<p>outlier probing</p>",
      "rawMarkdown": "outlier probing",
      "votes": null
    },
    {
      "id": "479762",
      "postDate": "02/27/2019 12:02:13",
      "content": "<p>as public  1st shared,  his best private model response pb is 3.675.  so achieving 3.612, he needs to get 63 points boost with change score with -33.   i can not image how he did this ...</p>",
      "rawMarkdown": "as public  1st shared,  his best private model response pb is 3.675.  so achieving 3.612, he needs to get 63 points boost with change score with -33.   i can not image how he did this ...",
      "votes": null
    },
    {
      "id": "479773",
      "postDate": "02/27/2019 12:16:27",
      "content": "<p>As he shared he used public lb to select models.  Given his number of submissions, this leads to very strong overfitting of public lb.</p>",
      "rawMarkdown": "As he shared he used public lb to select models.  Given his number of submissions, this leads to very strong overfitting of public lb.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 479165,
      "author_name": "jiazhuang",
      "author_url": "",
      "post_date": "02/27/2019 01:59:41",
      "content": "<p>yes, they are excellent I think. I'm also curious about their methods.</p>",
      "votes": null,
      "replies": [
        {
          "id": 479593,
          "author_name": "cpmpml",
          "author_url": "",
          "post_date": "02/27/2019 09:11:12",
          "content": "<p>outlier probing</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 479762,
          "author_name": "ddongjian0002",
          "author_url": "",
          "post_date": "02/27/2019 12:02:13",
          "content": "<p>as public  1st shared,  his best private model response pb is 3.675.  so achieving 3.612, he needs to get 63 points boost with change score with -33.   i can not image how he did this ...</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 479773,
          "author_name": "cpmpml",
          "author_url": "",
          "post_date": "02/27/2019 12:16:27",
          "content": "<p>As he shared he used public lb to select models.  Given his number of submissions, this leads to very strong overfitting of public lb.</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "479152": "although public top 2 drop in private lb. but , i think they have model below 3.600 in private.   i am quite curious about how to achieve 3.61x or 3.63x in public , it's really amazing.",
    "479165": "yes, they are excellent I think. I'm also curious about their methods.",
    "479593": "outlier probing",
    "479762": "as public  1st shared,  his best private model response pb is 3.675.  so achieving 3.612, he needs to get 63 points boost with change score with -33.   i can not image how he did this ...",
    "479773": "As he shared he used public lb to select models.  Given his number of submissions, this leads to very strong overfitting of public lb."
  },
  "source": "meta"
}