{
  "id": 593700,
  "title": "Why my lb score drop from 0.81->0.65(cv score:0.80->0.84) When i add tof and thm data  ",
  "url": "/competitions/cmi-detect-behavior-with-sensor-data/discussion/593700",
  "author_name": "",
  "post_date": "2025-07-30T05:59:39.398374400Z",
  "votes": null,
  "comment_count": 2,
  "views": 0,
  "content": "<p>It's so wired and whether you guys have any idea? </p>",
  "messages": [
    {
      "id": "3258113",
      "postDate": "07/30/2025 05:59:39",
      "content": "<p>It's so wired and whether you guys have any idea? </p>",
      "rawMarkdown": "It's so wired and whether you guys have any idea?",
      "votes": null
    },
    {
      "id": "3258116",
      "postDate": "07/30/2025 06:07:11",
      "content": "<p>Make sure your ToF and Thm sensor data don’t have placeholder values (like –1), and that any gaps have been properly filled in or filtered out. Also double-check that the missing values aren’t all bunched up around certain labels or specific CV folds, which could skew your results.</p>",
      "rawMarkdown": "Make sure your ToF and Thm sensor data don’t have placeholder values (like –1), and that any gaps have been properly filled in or filtered out. Also double-check that the missing values aren’t all bunched up around certain labels or specific CV folds, which could skew your results.",
      "votes": null
    },
    {
      "id": "3259164",
      "postDate": "08/01/2025 02:18:26",
      "content": "<p>Thanks a lot. Now I fixed it!</p>",
      "rawMarkdown": "Thanks a lot. Now I fixed it!",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 3258116,
      "author_name": "harutokotou",
      "author_url": "",
      "post_date": "07/30/2025 06:07:11",
      "content": "<p>Make sure your ToF and Thm sensor data don’t have placeholder values (like –1), and that any gaps have been properly filled in or filtered out. Also double-check that the missing values aren’t all bunched up around certain labels or specific CV folds, which could skew your results.</p>",
      "votes": null,
      "replies": [
        {
          "id": 3259164,
          "author_name": "xukongji",
          "author_url": "",
          "post_date": "08/01/2025 02:18:26",
          "content": "<p>Thanks a lot. Now I fixed it!</p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "3258113": "It's so wired and whether you guys have any idea?",
    "3258116": "Make sure your ToF and Thm sensor data don’t have placeholder values (like –1), and that any gaps have been properly filled in or filtered out. Also double-check that the missing values aren’t all bunched up around certain labels or specific CV folds, which could skew your results.",
    "3259164": "Thanks a lot. Now I fixed it!"
  },
  "source": "meta"
}