{
  "id": 496984,
  "title": "Anyone succeeded in model stacking?",
  "url": "/competitions/home-credit-credit-risk-model-stability/discussion/496984",
  "author_name": "",
  "post_date": "2024-04-23T05:55:43.152308300Z",
  "votes": 4,
  "comment_count": 1,
  "views": 0,
  "content": "<p>Esembling models is an effective way to improve performance.However,due to the large difference between cv and lb,the imformation learned in cv may not performance well in lb.Anyone succeeded in model stacking?</p>",
  "messages": [
    {
      "id": "2769020",
      "postDate": "04/23/2024 05:55:43",
      "content": "<p>Esembling models is an effective way to improve performance.However,due to the large difference between cv and lb,the imformation learned in cv may not performance well in lb.Anyone succeeded in model stacking?</p>",
      "rawMarkdown": "Esembling models is an effective way to improve performance.However,due to the large difference between cv and lb,the imformation learned in cv may not performance well in lb.Anyone succeeded in model stacking?",
      "votes": null
    },
    {
      "id": "2795753",
      "postDate": "05/05/2024 23:58:04",
      "content": "<p>My cv went up from 0.78 to 0.93, but my lb was negative. I can't explain why</p>",
      "rawMarkdown": "My cv went up from 0.78 to 0.93, but my lb was negative. I can't explain why",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 2795753,
      "author_name": "gukanghong",
      "author_url": "",
      "post_date": "05/05/2024 23:58:04",
      "content": "<p>My cv went up from 0.78 to 0.93, but my lb was negative. I can't explain why</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "2769020": "Esembling models is an effective way to improve performance.However,due to the large difference between cv and lb,the imformation learned in cv may not performance well in lb.Anyone succeeded in model stacking?",
    "2795753": "My cv went up from 0.78 to 0.93, but my lb was negative. I can't explain why"
  },
  "source": "meta"
}