{
  "id": 5501,
  "title": "Simulator features",
  "url": "/competitions/flight2-milestone/discussion/5501",
  "author_name": "",
  "post_date": "2013-08-22T18:52:59.927Z",
  "votes": null,
  "comment_count": 1,
  "views": 1348,
  "content": "<p>Meanwhile the simulator code is released, would be nice almost &nbsp;enumerate which features considers for cost evaluation and/or some important restrictions (e.g: climb percent).</p>\n<p>In sampleSubmission flights are left at 18000 ft and 450 knots for a distance of 150 (value of descend_distance in basicAgent.py). Does this mean the simmulator don't consider the aproximattion and landing? (assign a fix or naive cost?)</p>\n<p><span style=\"line-height: 1.4\">A constant climbing isn't realistic. Does the simulator consider changes in altitude occurs across all the flight leg or in a limited interval?</span></p>\n<p>&nbsp;</p>",
  "messages": [
    {
      "id": "29255",
      "postDate": "08/22/2013 18:52:59",
      "content": "<p>Meanwhile the simulator code is released, would be nice almost &nbsp;enumerate which features considers for cost evaluation and/or some important restrictions (e.g: climb percent).</p>\n<p>In sampleSubmission flights are left at 18000 ft and 450 knots for a distance of 150 (value of descend_distance in basicAgent.py). Does this mean the simmulator don't consider the aproximattion and landing? (assign a fix or naive cost?)</p>\n<p><span style=\"line-height: 1.4\">A constant climbing isn't realistic. Does the simulator consider changes in altitude occurs across all the flight leg or in a limited interval?</span></p>\n<p>&nbsp;</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "29259",
      "postDate": "08/22/2013 19:19:07",
      "content": "<p>Interesting. I also have some questions about what the simulator does <em>between</em>&nbsp;the waypoints we provide:</p>\n<ul>\n<li><span style=\"line-height: 1.4\">Between waypoints, does the simulator force the plane takes a great-circle path, or could it vary? (e.g. a sudden wind blows a plane off the course but the simulator &quot;autopilot&quot; takes a slightly different course to reach the next waypoint).&nbsp;</span></li>\n<li><span style=\"line-height: 1.4\">How does the simulator change airspeed or altitude&nbsp;between&nbsp;waypoints? &nbsp;Does it do some kind of &nbsp;interpolation to ramp them up/down if changes are needed? &nbsp;Or do they remain constant until reaching the next waypoint? [EDIT: granted, there will be some altitude corrections / rounding, as described <a href=\"http://www.gequest.com/c/flight2/forums/t/5403/submissions-enabled/28709#post28709\">here</a> ]</span></li>\n<li><span style=\"line-height: 1.4\">If waypoints imply that a flight violates the laws of physics, what happens? &nbsp;(e.g. supersonic or zero velocity, climb vertically, accelerate faster than a fighter jet, ascend to 200,000 feet) &nbsp;&nbsp;</span></li>\n<li><span style=\"line-height: 1.4\">Are there any limits on the number of waypoints per flight in a submission? In the 'real world' training data, there's a median of about 65 waypoints in filed flightplans.</span></li>\n</ul>\n<p><span style=\"line-height: 1.4\">Granted, these questions might be easily answered after the simulator is available. &nbsp;So we'll see.</span></p>",
      "rawMarkdown": "",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 29259,
      "author_name": "chefele",
      "author_url": "",
      "post_date": "08/22/2013 19:19:07",
      "content": "<p>Interesting. I also have some questions about what the simulator does <em>between</em>&nbsp;the waypoints we provide:</p>\n<ul>\n<li><span style=\"line-height: 1.4\">Between waypoints, does the simulator force the plane takes a great-circle path, or could it vary? (e.g. a sudden wind blows a plane off the course but the simulator &quot;autopilot&quot; takes a slightly different course to reach the next waypoint).&nbsp;</span></li>\n<li><span style=\"line-height: 1.4\">How does the simulator change airspeed or altitude&nbsp;between&nbsp;waypoints? &nbsp;Does it do some kind of &nbsp;interpolation to ramp them up/down if changes are needed? &nbsp;Or do they remain constant until reaching the next waypoint? [EDIT: granted, there will be some altitude corrections / rounding, as described <a href=\"http://www.gequest.com/c/flight2/forums/t/5403/submissions-enabled/28709#post28709\">here</a> ]</span></li>\n<li><span style=\"line-height: 1.4\">If waypoints imply that a flight violates the laws of physics, what happens? &nbsp;(e.g. supersonic or zero velocity, climb vertically, accelerate faster than a fighter jet, ascend to 200,000 feet) &nbsp;&nbsp;</span></li>\n<li><span style=\"line-height: 1.4\">Are there any limits on the number of waypoints per flight in a submission? In the 'real world' training data, there's a median of about 65 waypoints in filed flightplans.</span></li>\n</ul>\n<p><span style=\"line-height: 1.4\">Granted, these questions might be easily answered after the simulator is available. &nbsp;So we'll see.</span></p>",
      "votes": null,
      "replies": []
    }
  ],
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    "29255": "",
    "29259": ""
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  "source": "meta"
}