{
  "id": 382808,
  "title": "Thanks Otto",
  "url": "/competitions/otto-recommender-system/discussion/382808",
  "author_name": "",
  "post_date": "2023-02-01T04:42:50.677374Z",
  "votes": 9,
  "comment_count": 1,
  "views": 0,
  "content": "<p>Thanks Otto for organising this well designed competition. There was a very good correlation between my CV and LB scores all along. And there was no surprise from the Public to Private LB. Actually, in my case, the first and second solution Public are exactly the first and second Private and the scores are identical! When the correlation is so good, we can focus on improving the solution without worrying about shakes.</p>",
  "messages": [
    {
      "id": "2124569",
      "postDate": "02/01/2023 04:42:50",
      "content": "<p>Thanks Otto for organising this well designed competition. There was a very good correlation between my CV and LB scores all along. And there was no surprise from the Public to Private LB. Actually, in my case, the first and second solution Public are exactly the first and second Private and the scores are identical! When the correlation is so good, we can focus on improving the solution without worrying about shakes.</p>",
      "rawMarkdown": "Thanks Otto for organising this well designed competition. There was a very good correlation between my CV and LB scores all along. And there was no surprise from the Public to Private LB. Actually, in my case, the first and second solution Public are exactly the first and second Private and the scores are identical! When the correlation is so good, we can focus on improving the solution without worrying about shakes.",
      "votes": null
    },
    {
      "id": "2125053",
      "postDate": "02/01/2023 11:43:42",
      "content": "<pre><code>the first and second solution Public are exactly the first and second Private and the scores are identical\n</code></pre>\n<p>Fortunately, that was the case for me as well (I used Radek's validation method). I did not know recommender systems could behave so well like this.</p>",
      "rawMarkdown": "```\nthe first and second solution Public are exactly the first and second Private and the scores are identical\n```\n\nFortunately, that was the case for me as well (I used Radek's validation method). I did not know recommender systems could behave so well like this.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 2125053,
      "author_name": "hinepo",
      "author_url": "",
      "post_date": "02/01/2023 11:43:42",
      "content": "<pre><code>the first and second solution Public are exactly the first and second Private and the scores are identical\n</code></pre>\n<p>Fortunately, that was the case for me as well (I used Radek's validation method). I did not know recommender systems could behave so well like this.</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "2124569": "Thanks Otto for organising this well designed competition. There was a very good correlation between my CV and LB scores all along. And there was no surprise from the Public to Private LB. Actually, in my case, the first and second solution Public are exactly the first and second Private and the scores are identical! When the correlation is so good, we can focus on improving the solution without worrying about shakes.",
    "2125053": "```\nthe first and second solution Public are exactly the first and second Private and the scores are identical\n```\n\nFortunately, that was the case for me as well (I used Radek's validation method). I did not know recommender systems could behave so well like this."
  },
  "source": "meta"
}