{
  "id": 361930,
  "title": "EPSG4326, EPSG2260 and EPSG2263",
  "url": "/competitions/big-data-derby-2022/discussion/361930",
  "author_name": "",
  "post_date": "2022-10-24T18:14:33.158584500Z",
  "votes": 4,
  "comment_count": 1,
  "views": 0,
  "content": "<p>I didn't notice before that the coordinate system had such a big impact.</p>\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F4808143%2F32da6b970b2fded1522ee061cb7b4ef0%2Fderby_im_AQU_4326.jpg?generation=1666635165114013&amp;alt=media\" alt=\"\"><br>\nThe above image is on EPSG:4326 which is my default setting.</p>\n<p>And below image is on EPSG:2260.<br>\n<img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F4808143%2F025cdb3f8b4a0da8a9e96c664fe42c09%2Fderby_im_AQU_2260.jpg?generation=1666635204382812&amp;alt=media\" alt=\"\"></p>\n<p>I felt the need to be more careful when converting latitude or longitude to miles.<br>\nI can use EPSG:2260 and EPSG:2263.</p>\n<p>This is an example notebook using the pyproj library.<br>\n<a href=\"https://www.kaggle.com/woosungyoon/derby-2022-epsg-2260-projection\" target=\"_blank\">https://www.kaggle.com/woosungyoon/derby-2022-epsg-2260-projection</a></p>\n<p>Most of my notebooks are in the experimental phase. <br>\nIt's like collecting puzzle pieces.<br>\nI am researching the essential things in the competition while expecting a big picture.</p>",
  "messages": [
    {
      "id": "2002356",
      "postDate": "10/24/2022 18:14:33",
      "content": "<p>I didn't notice before that the coordinate system had such a big impact.</p>\n<p><img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F4808143%2F32da6b970b2fded1522ee061cb7b4ef0%2Fderby_im_AQU_4326.jpg?generation=1666635165114013&amp;alt=media\" alt=\"\"><br>\nThe above image is on EPSG:4326 which is my default setting.</p>\n<p>And below image is on EPSG:2260.<br>\n<img src=\"https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F4808143%2F025cdb3f8b4a0da8a9e96c664fe42c09%2Fderby_im_AQU_2260.jpg?generation=1666635204382812&amp;alt=media\" alt=\"\"></p>\n<p>I felt the need to be more careful when converting latitude or longitude to miles.<br>\nI can use EPSG:2260 and EPSG:2263.</p>\n<p>This is an example notebook using the pyproj library.<br>\n<a href=\"https://www.kaggle.com/woosungyoon/derby-2022-epsg-2260-projection\" target=\"_blank\">https://www.kaggle.com/woosungyoon/derby-2022-epsg-2260-projection</a></p>\n<p>Most of my notebooks are in the experimental phase. <br>\nIt's like collecting puzzle pieces.<br>\nI am researching the essential things in the competition while expecting a big picture.</p>",
      "rawMarkdown": "I didn't notice before that the coordinate system had such a big impact.\n\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F4808143%2F32da6b970b2fded1522ee061cb7b4ef0%2Fderby_im_AQU_4326.jpg?generation=1666635165114013&alt=media)\nThe above image is on EPSG:4326 which is my default setting.\n\nAnd below image is on EPSG:2260.\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F4808143%2F025cdb3f8b4a0da8a9e96c664fe42c09%2Fderby_im_AQU_2260.jpg?generation=1666635204382812&alt=media)\n\nI felt the need to be more careful when converting latitude or longitude to miles.\nI can use EPSG:2260 and EPSG:2263.\n\nThis is an example notebook using the pyproj library.\n[https://www.kaggle.com/woosungyoon/derby-2022-epsg-2260-projection](https://www.kaggle.com/woosungyoon/derby-2022-epsg-2260-projection)\n\n\n\nMost of my notebooks are in the experimental phase. \nIt's like collecting puzzle pieces.\nI am researching the essential things in the competition while expecting a big picture.",
      "votes": null
    },
    {
      "id": "2010102",
      "postDate": "10/30/2022 14:06:40",
      "content": "<p>This is interesting approach - I mean converting to a CRS.  I think this is a good way forward.</p>\n<p>I have converted the data to EPSG:6539 in <a href=\"https://www.kaggle.com/code/ntsdav561/build-racecourse-maps-1ofn/notebookurl\" target=\"_blank\">this notebook</a><br>\nI am not sure this approach is 100% accurate, but it seems a lot easier than the other ways.  </p>\n<p>Good luck</p>",
      "rawMarkdown": "This is interesting approach - I mean converting to a CRS.  I think this is a good way forward.\n\nI have converted the data to EPSG:6539 in [this notebook](https://www.kaggle.com/code/ntsdav561/build-racecourse-maps-1ofn/notebookurl)\nI am not sure this approach is 100% accurate, but it seems a lot easier than the other ways.  \n\nGood luck",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 2010102,
      "author_name": "ntsdav561",
      "author_url": "",
      "post_date": "10/30/2022 14:06:40",
      "content": "<p>This is interesting approach - I mean converting to a CRS.  I think this is a good way forward.</p>\n<p>I have converted the data to EPSG:6539 in <a href=\"https://www.kaggle.com/code/ntsdav561/build-racecourse-maps-1ofn/notebookurl\" target=\"_blank\">this notebook</a><br>\nI am not sure this approach is 100% accurate, but it seems a lot easier than the other ways.  </p>\n<p>Good luck</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "2002356": "I didn't notice before that the coordinate system had such a big impact.\n\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F4808143%2F32da6b970b2fded1522ee061cb7b4ef0%2Fderby_im_AQU_4326.jpg?generation=1666635165114013&alt=media)\nThe above image is on EPSG:4326 which is my default setting.\n\nAnd below image is on EPSG:2260.\n![](https://www.googleapis.com/download/storage/v1/b/kaggle-forum-message-attachments/o/inbox%2F4808143%2F025cdb3f8b4a0da8a9e96c664fe42c09%2Fderby_im_AQU_2260.jpg?generation=1666635204382812&alt=media)\n\nI felt the need to be more careful when converting latitude or longitude to miles.\nI can use EPSG:2260 and EPSG:2263.\n\nThis is an example notebook using the pyproj library.\n[https://www.kaggle.com/woosungyoon/derby-2022-epsg-2260-projection](https://www.kaggle.com/woosungyoon/derby-2022-epsg-2260-projection)\n\n\n\nMost of my notebooks are in the experimental phase. \nIt's like collecting puzzle pieces.\nI am researching the essential things in the competition while expecting a big picture.",
    "2010102": "This is interesting approach - I mean converting to a CRS.  I think this is a good way forward.\n\nI have converted the data to EPSG:6539 in [this notebook](https://www.kaggle.com/code/ntsdav561/build-racecourse-maps-1ofn/notebookurl)\nI am not sure this approach is 100% accurate, but it seems a lot easier than the other ways.  \n\nGood luck"
  },
  "source": "meta"
}