{
  "id": 3982,
  "title": "Looking for a feature",
  "url": "/competitions/icdar2013-gender-prediction-from-handwriting/discussion/3982",
  "author_name": "",
  "post_date": "2013-03-06T11:16:02.477Z",
  "votes": null,
  "comment_count": 4,
  "views": 2951,
  "content": "<p>Hi,</p>\r\n<p>I read the interesting paper describing the features we used in this data set &nbsp;(<span style=\"line-height:1.4em\">A set of geometrical features for writer&nbsp;</span><span style=\"line-height:1.4em\">identification by Hassaine et al - 2012).</span></p>\r\n<p><span style=\"line-height:1.4em\">I know that the names are not consistant between the article and the data but we can find most of them easily.</span></p>\r\n<p><span style=\"line-height:1.4em\">However, I don't know how to find the <strong>\r\nedge based directional features</strong> described in the above paper in this data set.</span></p>\r\n<p>Thanks again</p>",
  "messages": [
    {
      "id": "21090",
      "postDate": "03/06/2013 11:16:02",
      "content": "<p>Hi,</p>\r\n<p>I read the interesting paper describing the features we used in this data set &nbsp;(<span style=\"line-height:1.4em\">A set of geometrical features for writer&nbsp;</span><span style=\"line-height:1.4em\">identification by Hassaine et al - 2012).</span></p>\r\n<p><span style=\"line-height:1.4em\">I know that the names are not consistant between the article and the data but we can find most of them easily.</span></p>\r\n<p><span style=\"line-height:1.4em\">However, I don't know how to find the <strong>\r\nedge based directional features</strong> described in the above paper in this data set.</span></p>\r\n<p>Thanks again</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "21101",
      "postDate": "03/06/2013 17:25:27",
      "content": "<p>Hi,</p>\r\n<p>Here is the correspondance between feature names in the paper and those in the data:</p>\r\n<div><span class=\"x_il\">f1:</span>DirectionPerpendicular5Hist10</div>\r\n<div><span class=\"x_il\">f2:</span>CurvatureAli5Hist100</div>\r\n<div><span class=\"x_il\">f3:</span>tortuosityDirectionHist10</div>\r\n<div><span class=\"x_il\">f4:</span>chaincodeHist_8</div>\r\n<div><span class=\"x_il\">f5:</span>chaincode8order2_64</div>\r\n<div><span class=\"x_il\">f6:</span>chaincode8order3_512</div>\r\n<div>f7:chaincode8order4_4096</div>\r\n<div>f8:directions_hist1_4</div>\r\n<div>f9:directions_hist2_8</div>\r\n<div>f10:directions_hist3_12</div>\r\n<div>f11:directions_hist4_16</div>\r\n<div>f12:directions_hist5_20</div>\r\n<div>f13:directions_hist6_24</div>\r\n<div>f14:directions_hist7_28</div>\r\n<div>f15:directions_hist8_32</div>\r\n<div>f16:directions_hist9_36</div>\r\n<div>f17:directions_hist10_40</div>\r\n<div>f18:directions_hist1a2_12</div>\r\n<div>f19:directions_hist1a2a3_24</div>\r\n<div>f20:directions_hist1a2a3a4_40</div>\r\n<div>f21:directions_hist1a2a3a4a5_60</div>\r\n<div>f22:directions_hist1a2a3a4a5a6_84</div>\r\n<div>f23:directions_hist1a2a3a4a5a6a7_112</div>\r\n<div>f24:directions_hist1a2a3a4a5a6a7a8_144</div>\r\n<div>f25:directions_hist1a2a3a4a5a6a7a8a9_180</div>\r\n<div>f26:directions_hist1a2a3a4a5a6a7a8a9a10_220</div>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "21113",
      "postDate": "03/06/2013 19:47:07",
      "content": "<p>Thank you very much !!!</p>\r\n<p>This is very helpful</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "21339",
      "postDate": "03/15/2013 20:25:39",
      "content": "<p>Can someone please provide a link to paper number 5?</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "21351",
      "postDate": "03/16/2013 10:48:19",
      "content": "<p>Here is <a href=\"https://storage.googleapis.com/kaggle-competitions/kaggle/3377/media/520.pdf\">\r\nthe link</a>.</p>",
      "rawMarkdown": "",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 21101,
      "author_name": "ahassaine",
      "author_url": "",
      "post_date": "03/06/2013 17:25:27",
      "content": "<p>Hi,</p>\r\n<p>Here is the correspondance between feature names in the paper and those in the data:</p>\r\n<div><span class=\"x_il\">f1:</span>DirectionPerpendicular5Hist10</div>\r\n<div><span class=\"x_il\">f2:</span>CurvatureAli5Hist100</div>\r\n<div><span class=\"x_il\">f3:</span>tortuosityDirectionHist10</div>\r\n<div><span class=\"x_il\">f4:</span>chaincodeHist_8</div>\r\n<div><span class=\"x_il\">f5:</span>chaincode8order2_64</div>\r\n<div><span class=\"x_il\">f6:</span>chaincode8order3_512</div>\r\n<div>f7:chaincode8order4_4096</div>\r\n<div>f8:directions_hist1_4</div>\r\n<div>f9:directions_hist2_8</div>\r\n<div>f10:directions_hist3_12</div>\r\n<div>f11:directions_hist4_16</div>\r\n<div>f12:directions_hist5_20</div>\r\n<div>f13:directions_hist6_24</div>\r\n<div>f14:directions_hist7_28</div>\r\n<div>f15:directions_hist8_32</div>\r\n<div>f16:directions_hist9_36</div>\r\n<div>f17:directions_hist10_40</div>\r\n<div>f18:directions_hist1a2_12</div>\r\n<div>f19:directions_hist1a2a3_24</div>\r\n<div>f20:directions_hist1a2a3a4_40</div>\r\n<div>f21:directions_hist1a2a3a4a5_60</div>\r\n<div>f22:directions_hist1a2a3a4a5a6_84</div>\r\n<div>f23:directions_hist1a2a3a4a5a6a7_112</div>\r\n<div>f24:directions_hist1a2a3a4a5a6a7a8_144</div>\r\n<div>f25:directions_hist1a2a3a4a5a6a7a8a9_180</div>\r\n<div>f26:directions_hist1a2a3a4a5a6a7a8a9a10_220</div>",
      "votes": null,
      "replies": []
    },
    {
      "id": 21113,
      "author_name": "dickoa",
      "author_url": "",
      "post_date": "03/06/2013 19:47:07",
      "content": "<p>Thank you very much !!!</p>\r\n<p>This is very helpful</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 21339,
      "author_name": "alkhwarizmi",
      "author_url": "",
      "post_date": "03/15/2013 20:25:39",
      "content": "<p>Can someone please provide a link to paper number 5?</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 21351,
      "author_name": "ahassaine",
      "author_url": "",
      "post_date": "03/16/2013 10:48:19",
      "content": "<p>Here is <a href=\"https://storage.googleapis.com/kaggle-competitions/kaggle/3377/media/520.pdf\">\r\nthe link</a>.</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "21090": "",
    "21101": "",
    "21113": "",
    "21339": "",
    "21351": ""
  },
  "source": "meta"
}