{
  "id": 5137,
  "title": "Longtitudes for model grid",
  "url": "/competitions/ams-2014-solar-energy-prediction-contest/discussion/5137",
  "author_name": "",
  "post_date": "2013-07-18T09:21:49.753Z",
  "votes": null,
  "comment_count": 4,
  "views": 1836,
  "content": "<p>When looking in the station_info.csv, the longtitudes are in the range&nbsp;-102.8782 to&nbsp;-94.6450, which fits nicely with the actual GPS-coordinates of Oklahoma. But when I load in the longtitudes from some of the training data sets, I get longtitudes in the\r\n range 254 to 269. Is there some way to map these coordinates to actual GPS-longtitudes I am missing?</p>",
  "messages": [
    {
      "id": "27402",
      "postDate": "07/18/2013 09:21:49",
      "content": "<p>When looking in the station_info.csv, the longtitudes are in the range&nbsp;-102.8782 to&nbsp;-94.6450, which fits nicely with the actual GPS-coordinates of Oklahoma. But when I load in the longtitudes from some of the training data sets, I get longtitudes in the\r\n range 254 to 269. Is there some way to map these coordinates to actual GPS-longtitudes I am missing?</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "27406",
      "postDate": "07/18/2013 12:30:41",
      "content": "<p>Datasets don´t have lats and longs...&nbsp;Dataset is a multilevels matrix only of data&nbsp;M(5113, 11, 5, 9, 16)&nbsp; ;-D</p>\r\n<p>The last level (9x16) have the data read by GEFS grid points (http://cs.ou.edu/~djgagne/gefs_mesonet_stations.png), Kaggle admin told in one forum that GEFs lats and longs are 1&quot; spaced in both direction...</p>\r\n<p></p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "27408",
      "postDate": "07/18/2013 13:37:02",
      "content": "<p>Subtract 360 and you get an interval [-106..-91]</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "27409",
      "postDate": "07/18/2013 14:01:00",
      "content": "<p>Doing the following in Matlab:&nbsp;ds.data('lon') actually gives out output:</p>\r\n<p>ans =</p>\r\n<p>254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269</p>\r\n<p>So it seems like there is some data hidden in there somewhere. By subtracting 360 (thanks to mollusk), I get the coordinates I want.</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "27460",
      "postDate": "07/19/2013 20:36:45",
      "content": "<p>I updated the data description page to clarify the longitude offset issue.</p>",
      "rawMarkdown": "",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 27406,
      "author_name": "titericz",
      "author_url": "",
      "post_date": "07/18/2013 12:30:41",
      "content": "<p>Datasets don´t have lats and longs...&nbsp;Dataset is a multilevels matrix only of data&nbsp;M(5113, 11, 5, 9, 16)&nbsp; ;-D</p>\r\n<p>The last level (9x16) have the data read by GEFS grid points (http://cs.ou.edu/~djgagne/gefs_mesonet_stations.png), Kaggle admin told in one forum that GEFs lats and longs are 1&quot; spaced in both direction...</p>\r\n<p></p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 27408,
      "author_name": "kje2109",
      "author_url": "",
      "post_date": "07/18/2013 13:37:02",
      "content": "<p>Subtract 360 and you get an interval [-106..-91]</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 27409,
      "author_name": "utdiscant",
      "author_url": "",
      "post_date": "07/18/2013 14:01:00",
      "content": "<p>Doing the following in Matlab:&nbsp;ds.data('lon') actually gives out output:</p>\r\n<p>ans =</p>\r\n<p>254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269</p>\r\n<p>So it seems like there is some data hidden in there somewhere. By subtracting 360 (thanks to mollusk), I get the coordinates I want.</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 27460,
      "author_name": "djgagne",
      "author_url": "",
      "post_date": "07/19/2013 20:36:45",
      "content": "<p>I updated the data description page to clarify the longitude offset issue.</p>",
      "votes": null,
      "replies": []
    }
  ],
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    "27402": "",
    "27406": "",
    "27408": "",
    "27409": "",
    "27460": ""
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}