{
  "id": 1695,
  "title": "Keywords hash function ",
  "url": "/competitions/kddcup2012-track2/discussion/1695",
  "author_name": "",
  "post_date": "2012-04-07T10:49:18.180Z",
  "votes": null,
  "comment_count": 1,
  "views": 2974,
  "content": "<p>Hello, I would like to know what hashing function was used to translate the keywords (in the query, title etc) to hashes. Or if that isn't possible please tell us<br>\r\nthe probability that two different words will end up with the same hashes. I mean, it is safe to assume that different hashes in the additional data files correspond to different keywords, right?</p>",
  "messages": [
    {
      "id": "10008",
      "postDate": "04/07/2012 10:49:18",
      "content": "<p>Hello, I would like to know what hashing function was used to translate the keywords (in the query, title etc) to hashes. Or if that isn't possible please tell us<br>\r\nthe probability that two different words will end up with the same hashes. I mean, it is safe to assume that different hashes in the additional data files correspond to different keywords, right?</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "11295",
      "postDate": "05/29/2012 15:20:46",
      "content": "<p>I see the number of words are not very large,it's 1070855. Then you don't need hash it.</p>",
      "rawMarkdown": "",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 11295,
      "author_name": "antinomyra",
      "author_url": "",
      "post_date": "05/29/2012 15:20:46",
      "content": "<p>I see the number of words are not very large,it's 1070855. Then you don't need hash it.</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "10008": "",
    "11295": ""
  },
  "source": "meta"
}