{
  "id": 579131,
  "title": "Be careful not to overfit on the test set!!!!",
  "url": "/competitions/el-hackathon-2025/discussion/579131",
  "author_name": "",
  "post_date": "2025-05-15T11:05:21.707206100Z",
  "votes": 3,
  "comment_count": 3,
  "views": 0,
  "content": "<p>Trust your best CV score, don’t chase the leaderboard!</p>",
  "messages": [
    {
      "id": "3202434",
      "postDate": "05/15/2025 11:05:21",
      "content": "<p>Trust your best CV score, don’t chase the leaderboard!</p>",
      "rawMarkdown": "Trust your best CV score, don’t chase the leaderboard!",
      "votes": null
    },
    {
      "id": "3202482",
      "postDate": "05/15/2025 13:01:57",
      "content": "<p>Well said! The portion of the test slide used for the public leaderboard seems very different from the part used for the private scores. Just look at it - one part has a lighter colour.</p>",
      "rawMarkdown": "Well said! The portion of the test slide used for the public leaderboard seems very different from the part used for the private scores. Just look at it - one part has a lighter colour.",
      "votes": null
    },
    {
      "id": "3202590",
      "postDate": "05/15/2025 15:58:21",
      "content": "<p>I have 2 model<br>\nModel-1:has CV score of 0.67(but it change widely)<br>\nModel-2:has CV score of 0.54(but it remains same like0.53-0.55 range)<br>\nWhich model should i chose  for final evaluation? <a href=\"https://www.kaggle.com/dalloliogm\" target=\"_blank\">@dalloliogm</a> <a href=\"https://www.kaggle.com/jamalsaeedi\" target=\"_blank\">@jamalsaeedi</a> ?</p>",
      "rawMarkdown": "I have 2 model\nModel-1:has CV score of 0.67(but it change widely)\nModel-2:has CV score of 0.54(but it remains same like0.53-0.55 range)\nWhich model should i chose  for final evaluation? @dalloliogm @jamalsaeedi ?",
      "votes": null
    },
    {
      "id": "3202697",
      "postDate": "05/15/2025 19:14:15",
      "content": "<p>What is your validation strategy? (disclaimer: I always end up choosing the wrong submissions to select, so don't count on my advice :-)) </p>",
      "rawMarkdown": "What is your validation strategy? (disclaimer: I always end up choosing the wrong submissions to select, so don't count on my advice :-))",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 3202482,
      "author_name": "dalloliogm",
      "author_url": "",
      "post_date": "05/15/2025 13:01:57",
      "content": "<p>Well said! The portion of the test slide used for the public leaderboard seems very different from the part used for the private scores. Just look at it - one part has a lighter colour.</p>",
      "votes": null,
      "replies": [
        {
          "id": 3202590,
          "author_name": "kiden756",
          "author_url": "",
          "post_date": "05/15/2025 15:58:21",
          "content": "<p>I have 2 model<br>\nModel-1:has CV score of 0.67(but it change widely)<br>\nModel-2:has CV score of 0.54(but it remains same like0.53-0.55 range)<br>\nWhich model should i chose  for final evaluation? <a href=\"https://www.kaggle.com/dalloliogm\" target=\"_blank\">@dalloliogm</a> <a href=\"https://www.kaggle.com/jamalsaeedi\" target=\"_blank\">@jamalsaeedi</a> ?</p>",
          "votes": null,
          "replies": [
            {
              "id": 3202697,
              "author_name": "dalloliogm",
              "author_url": "",
              "post_date": "05/15/2025 19:14:15",
              "content": "<p>What is your validation strategy? (disclaimer: I always end up choosing the wrong submissions to select, so don't count on my advice :-)) </p>",
              "votes": null,
              "replies": []
            }
          ]
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "3202434": "Trust your best CV score, don’t chase the leaderboard!",
    "3202482": "Well said! The portion of the test slide used for the public leaderboard seems very different from the part used for the private scores. Just look at it - one part has a lighter colour.",
    "3202590": "I have 2 model\nModel-1:has CV score of 0.67(but it change widely)\nModel-2:has CV score of 0.54(but it remains same like0.53-0.55 range)\nWhich model should i chose  for final evaluation? @dalloliogm @jamalsaeedi ?",
    "3202697": "What is your validation strategy? (disclaimer: I always end up choosing the wrong submissions to select, so don't count on my advice :-))"
  },
  "source": "meta"
}