{
  "id": 108682,
  "title": "Serious Data Error at maps!",
  "url": "/competitions/3d-object-detection-for-autonomous-vehicles/discussion/108682",
  "author_name": "",
  "post_date": "2019-09-13T08:01:17.670265300Z",
  "votes": -2,
  "comment_count": 3,
  "views": 0,
  "content": "<p>@philculliton \nThere is a <strong>serious error</strong> in the data .</p>\n\n<p>At <code>train_data</code> if you check <code>map.json</code> you can find:</p>\n\n<p><code>\ntoken:53992ee3023e5494b90c316c183be829\nfilename:maps/map_raster_palo_alto.png\ncategory:semantic_prior \n</code></p>\n\n<p>The path <code>maps/map_raster_palo_alto.png</code> is wrong it should be <code>train_maps</code> and <code>test_maps</code>. </p>\n\n<p>Plase, if I'm right, merge <code>train_maps</code> and <code>test_maps</code> into <code>maps</code>, or fix the paths.</p>",
  "messages": [
    {
      "id": "625596",
      "postDate": "09/13/2019 08:01:17",
      "content": "<p>@philculliton \nThere is a <strong>serious error</strong> in the data .</p>\n\n<p>At <code>train_data</code> if you check <code>map.json</code> you can find:</p>\n\n<p><code>\ntoken:53992ee3023e5494b90c316c183be829\nfilename:maps/map_raster_palo_alto.png\ncategory:semantic_prior \n</code></p>\n\n<p>The path <code>maps/map_raster_palo_alto.png</code> is wrong it should be <code>train_maps</code> and <code>test_maps</code>. </p>\n\n<p>Plase, if I'm right, merge <code>train_maps</code> and <code>test_maps</code> into <code>maps</code>, or fix the paths.</p>",
      "rawMarkdown": "philculliton \nThere is a **serious error** in the data .\n\nAt ```train_data``` if you check ```map.json``` you can find:\n\n```\ntoken:53992ee3023e5494b90c316c183be829\nfilename:maps/map_raster_palo_alto.png\ncategory:semantic_prior \n```\n\nThe path ```maps/map_raster_palo_alto.png``` is wrong it should be ```train_maps``` and ```test_maps```. \n\nPlase, if I'm right, merge ```train_maps``` and ```test_maps``` into ```maps```, or fix the paths.",
      "votes": null
    },
    {
      "id": "625618",
      "postDate": "09/13/2019 08:26:49",
      "content": "<p>This is a temporary fix given by <a href=\"/rishabhiitbhu\">@rishabhiitbhu</a> . It works by adding soft links for the paths. </p>\n\n<p>```\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_images images\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_maps maps\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_lidar lidar</p>\n\n<p>level5data = LyftDataset(data_path='.', json_path='/kaggle/input/3d-object-detection-for-autonomous-vehicles/train_data', verbose=True)\n```</p>",
      "rawMarkdown": "This is a temporary fix given by @rishabhiitbhu . It works by adding soft links for the paths. \n\n```\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_images images\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_maps maps\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_lidar lidar\n\nlevel5data = LyftDataset(data_path='.', json_path='/kaggle/input/3d-object-detection-for-autonomous-vehicles/train_data', verbose=True)\n```",
      "votes": null
    },
    {
      "id": "625634",
      "postDate": "09/13/2019 08:41:16",
      "content": "<p>True! thanks I realized right now :)\nbut if kaggle could change the path would be great :p</p>",
      "rawMarkdown": "True! thanks I realized right now :)\nbut if kaggle could change the path would be great :p",
      "votes": null
    },
    {
      "id": "625705",
      "postDate": "09/13/2019 10:54:02",
      "content": "<p>Actually it has nothing to do with Kaggle, it's the json files which contain image and lidar filepath pointing to those named folders. Kaggle just provided the dataset into train_* and test_* folders, which makes sense. </p>",
      "rawMarkdown": "Actually it has nothing to do with Kaggle, it's the json files which contain image and lidar filepath pointing to those named folders. Kaggle just provided the dataset into train_* and test_* folders, which makes sense.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 625618,
      "author_name": "chewzy",
      "author_url": "",
      "post_date": "09/13/2019 08:26:49",
      "content": "<p>This is a temporary fix given by <a href=\"/rishabhiitbhu\">@rishabhiitbhu</a> . It works by adding soft links for the paths. </p>\n\n<p>```\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_images images\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_maps maps\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_lidar lidar</p>\n\n<p>level5data = LyftDataset(data_path='.', json_path='/kaggle/input/3d-object-detection-for-autonomous-vehicles/train_data', verbose=True)\n```</p>",
      "votes": null,
      "replies": [
        {
          "id": 625634,
          "author_name": "jesucristo",
          "author_url": "",
          "post_date": "09/13/2019 08:41:16",
          "content": "<p>True! thanks I realized right now :)\nbut if kaggle could change the path would be great :p</p>",
          "votes": null,
          "replies": []
        },
        {
          "id": 625705,
          "author_name": "rishabhiitbhu",
          "author_url": "",
          "post_date": "09/13/2019 10:54:02",
          "content": "<p>Actually it has nothing to do with Kaggle, it's the json files which contain image and lidar filepath pointing to those named folders. Kaggle just provided the dataset into train_* and test_* folders, which makes sense. </p>",
          "votes": null,
          "replies": []
        }
      ]
    }
  ],
  "raw_markdown_by_id": {
    "625596": "philculliton \nThere is a **serious error** in the data .\n\nAt ```train_data``` if you check ```map.json``` you can find:\n\n```\ntoken:53992ee3023e5494b90c316c183be829\nfilename:maps/map_raster_palo_alto.png\ncategory:semantic_prior \n```\n\nThe path ```maps/map_raster_palo_alto.png``` is wrong it should be ```train_maps``` and ```test_maps```. \n\nPlase, if I'm right, merge ```train_maps``` and ```test_maps``` into ```maps```, or fix the paths.",
    "625618": "This is a temporary fix given by @rishabhiitbhu . It works by adding soft links for the paths. \n\n```\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_images images\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_maps maps\n!ln -s /kaggle/input/3d-object-detection-for-autonomous-vehicles/train_lidar lidar\n\nlevel5data = LyftDataset(data_path='.', json_path='/kaggle/input/3d-object-detection-for-autonomous-vehicles/train_data', verbose=True)\n```",
    "625634": "True! thanks I realized right now :)\nbut if kaggle could change the path would be great :p",
    "625705": "Actually it has nothing to do with Kaggle, it's the json files which contain image and lidar filepath pointing to those named folders. Kaggle just provided the dataset into train_* and test_* folders, which makes sense."
  },
  "source": "meta"
}