{
  "id": 670301,
  "title": "about the number of bands in MSI ",
  "url": "/competitions/beyond-visible-spectrum-ai-for-agriculture-2026/discussion/670301",
  "author_name": "",
  "post_date": "2026-01-27T10:37:11.317063900Z",
  "votes": null,
  "comment_count": 4,
  "views": 0,
  "content": "<p>In problem overview, we see that multispectral images have 4 bands: \"multispectral (G/R/RE/NIR)\", however, when checking, there are 5 bands ('/kaggle/input/beyond-visible-spectrum-ai-for-agriculture-2026/Kaggle_Prepared/train/MS/Health_hyper_1.tif'). Is there any redundancy and how can we get the order of those bands?\nMoreover, we want to know if those bands are aligned spatially correctly or we have to do further alignments?\nThanks for your time.</p>",
  "messages": [
    {
      "id": "3397473",
      "postDate": "01/27/2026 10:37:11",
      "content": "<p>In problem overview, we see that multispectral images have 4 bands: \"multispectral (G/R/RE/NIR)\", however, when checking, there are 5 bands ('/kaggle/input/beyond-visible-spectrum-ai-for-agriculture-2026/Kaggle_Prepared/train/MS/Health_hyper_1.tif'). Is there any redundancy and how can we get the order of those bands?\nMoreover, we want to know if those bands are aligned spatially correctly or we have to do further alignments?\nThanks for your time.</p>",
      "rawMarkdown": "In problem overview, we see that multispectral images have 4 bands: \"multispectral (G/R/RE/NIR)\", however, when checking, there are 5 bands ('/kaggle/input/beyond-visible-spectrum-ai-for-agriculture-2026/Kaggle_Prepared/train/MS/Health_hyper_1.tif'). Is there any redundancy and how can we get the order of those bands?\nMoreover, we want to know if those bands are aligned spatially correctly or we have to do further alignments?\nThanks for your time.",
      "votes": null
    },
    {
      "id": "3397572",
      "postDate": "01/27/2026 15:52:25",
      "content": "<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F29797916%2Fe9d145810246ef05e933c10244ff1f97%2F2026-01-27%20235146.png?generation=1769529120866387&amp;alt=media\" alt=\"are u sure \"></p>",
      "rawMarkdown": "![are u sure ](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F29797916%2Fe9d145810246ef05e933c10244ff1f97%2F2026-01-27%20235146.png?generation=1769529120866387&alt=media)",
      "votes": null
    },
    {
      "id": "3397577",
      "postDate": "01/27/2026 16:03:02",
      "content": "<p>Thanks for your clarification and sorry for the carelessness T_T</p>",
      "rawMarkdown": "Thanks for your clarification and sorry for the carelessness T_T",
      "votes": null
    },
    {
      "id": "3397756",
      "postDate": "01/28/2026 00:36:01",
      "content": "<p>But still, do we need to correct the spatial alignment for those 5 bands?</p>",
      "rawMarkdown": "But still, do we need to correct the spatial alignment for those 5 bands?",
      "votes": null
    },
    {
      "id": "3399007",
      "postDate": "01/30/2026 03:34:20",
      "content": "<p>我没有做。不过在其他discussion有提到存在全黑图像，你应该剔除他们。</p>",
      "rawMarkdown": "我没有做。不过在其他discussion有提到存在全黑图像，你应该剔除他们。",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 3397572,
      "author_name": "xishengfeng",
      "author_url": "",
      "post_date": "01/27/2026 15:52:25",
      "content": "<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F29797916%2Fe9d145810246ef05e933c10244ff1f97%2F2026-01-27%20235146.png?generation=1769529120866387&amp;alt=media\" alt=\"are u sure \"></p>",
      "votes": null,
      "replies": [
        {
          "id": 3397577,
          "author_name": "hoangnguyen0625",
          "author_url": "",
          "post_date": "01/27/2026 16:03:02",
          "content": "<p>Thanks for your clarification and sorry for the carelessness T_T</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 3397756,
          "author_name": "nguynlngs",
          "author_url": "",
          "post_date": "01/28/2026 00:36:01",
          "content": "<p>But still, do we need to correct the spatial alignment for those 5 bands?</p>",
          "votes": null,
          "replies": [
            {
              "id": 3399007,
              "author_name": "xishengfeng",
              "author_url": "",
              "post_date": "01/30/2026 03:34:20",
              "content": "<p>我没有做。不过在其他discussion有提到存在全黑图像，你应该剔除他们。</p>",
              "votes": null,
              "replies": []
            }
          ]
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "3397473": "In problem overview, we see that multispectral images have 4 bands: \"multispectral (G/R/RE/NIR)\", however, when checking, there are 5 bands ('/kaggle/input/beyond-visible-spectrum-ai-for-agriculture-2026/Kaggle_Prepared/train/MS/Health_hyper_1.tif'). Is there any redundancy and how can we get the order of those bands?\nMoreover, we want to know if those bands are aligned spatially correctly or we have to do further alignments?\nThanks for your time.",
    "3397572": "![are u sure ](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F29797916%2Fe9d145810246ef05e933c10244ff1f97%2F2026-01-27%20235146.png?generation=1769529120866387&alt=media)",
    "3397577": "Thanks for your clarification and sorry for the carelessness T_T",
    "3397756": "But still, do we need to correct the spatial alignment for those 5 bands?",
    "3399007": "我没有做。不过在其他discussion有提到存在全黑图像，你应该剔除他们。"
  },
  "source": "meta"
}