{
  "id": 21599,
  "title": "Tips for accelerating train and prediction",
  "url": "/competitions/facebook-v-predicting-check-ins/discussion/21599",
  "author_name": "Walking Flower",
  "post_date": "2016-06-11T16:15:09.887000",
  "votes": 1,
  "comment_count": 0,
  "views": 438,
  "content": "<pre><code> Once you have defined the measure of distance, for each checkin, the nearest k check-in events are always the same in each train/ test round.\nI believe we can store the nearest k events to accelerate train and test process.\n</code></pre>",
  "messages": [
    {
      "id": 123393,
      "postDate": "2016-06-11T16:15:09.887Z",
      "content": "<pre><code> Once you have defined the measure of distance, for each checkin, the nearest k check-in events are always the same in each train/ test round.\nI believe we can store the nearest k events to accelerate train and test process.\n</code></pre>",
      "rawMarkdown": "     Once you have defined the measure of distance, for each checkin, the nearest k check-in events are always the same in each train/ test round.\r\n    I believe we can store the nearest k events to accelerate train and test process.",
      "votes": 1
    }
  ],
  "comments": [],
  "raw_markdown_by_id": {
    "123393": "     Once you have defined the measure of distance, for each checkin, the nearest k check-in events are always the same in each train/ test round.\r\n    I believe we can store the nearest k events to accelerate train and test process."
  }
}