{
  "id": 263262,
  "title": "Sensor characteristics",
  "url": "/competitions/g2net-gravitational-wave-detection/discussion/263262",
  "author_name": "",
  "post_date": "2021-08-08T21:51:06.376000500Z",
  "votes": 1,
  "comment_count": 2,
  "views": 0,
  "content": "<p>Hello, I am not a GW subject matter expert so these questions may not make sense in this context.</p>\n<p>Typically sensors are calibrated over the course of time.  Depending on the sensor this can be on the order of minutes, hours or days.  Does the simulated data contain any type of degradation/recalibration over time?</p>\n<p>Can (should) we assume the detector noise in the time series data is independent from sensor to sensor?  From file to file?</p>\n<p>Can (should) we assume the sensor data is aligned in time?  Is each time series exactly 2 seconds long?</p>\n<p>I guess for some of these questions I should do some data analytics.</p>",
  "messages": [
    {
      "id": "1460446",
      "postDate": "08/08/2021 21:51:06",
      "content": "<p>Hello, I am not a GW subject matter expert so these questions may not make sense in this context.</p>\n<p>Typically sensors are calibrated over the course of time.  Depending on the sensor this can be on the order of minutes, hours or days.  Does the simulated data contain any type of degradation/recalibration over time?</p>\n<p>Can (should) we assume the detector noise in the time series data is independent from sensor to sensor?  From file to file?</p>\n<p>Can (should) we assume the sensor data is aligned in time?  Is each time series exactly 2 seconds long?</p>\n<p>I guess for some of these questions I should do some data analytics.</p>",
      "rawMarkdown": "Hello, I am not a GW subject matter expert so these questions may not make sense in this context.\n\nTypically sensors are calibrated over the course of time.  Depending on the sensor this can be on the order of minutes, hours or days.  Does the simulated data contain any type of degradation/recalibration over time?\n\nCan (should) we assume the detector noise in the time series data is independent from sensor to sensor?  From file to file?\n\nCan (should) we assume the sensor data is aligned in time?  Is each time series exactly 2 seconds long?\n\nI guess for some of these questions I should do some data analytics.",
      "votes": null
    },
    {
      "id": "1460730",
      "postDate": "08/09/2021 03:49:34",
      "content": "<p>Just came across a tutorial on the details of the \"real\" detector including all the noise sources and calibrations that are being accounted for.   I guess I'll assume that the simulated data has some models of some of the noise sources but the details should not matter for this contest.  With my limited knowledge it seems like independence between detectors is a good assumption (not sure of samples on the same detector).</p>",
      "rawMarkdown": "Just came across a tutorial on the details of the \"real\" detector including all the noise sources and calibrations that are being accounted for.   I guess I'll assume that the simulated data has some models of some of the noise sources but the details should not matter for this contest.  With my limited knowledge it seems like independence between detectors is a good assumption (not sure of samples on the same detector).",
      "votes": null
    },
    {
      "id": "1561201",
      "postDate": "10/27/2021 12:19:21",
      "content": "<p>Hey All,</p>\n<p>Thank you all for taking part in our competition. The participation has been overwhelmingly positive. We are currently conducting a survey to gauge the demographic and outreach achieved. Kindly spare 2min and fill in this survey <a href=\"https://forms.gle/QP9L16niPexozyhu5\" target=\"_blank\">https://forms.gle/QP9L16niPexozyhu5</a>.</p>\n<p>Thank you all,</p>\n<p>Regards,<br>\nChris</p>",
      "rawMarkdown": "Hey All,\n\nThank you all for taking part in our competition. The participation has been overwhelmingly positive. We are currently conducting a survey to gauge the demographic and outreach achieved. Kindly spare 2min and fill in this survey https://forms.gle/QP9L16niPexozyhu5.\n\nThank you all,\n\nRegards,\nChris",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 1460730,
      "author_name": "tomcasaletto",
      "author_url": "",
      "post_date": "08/09/2021 03:49:34",
      "content": "<p>Just came across a tutorial on the details of the \"real\" detector including all the noise sources and calibrations that are being accounted for.   I guess I'll assume that the simulated data has some models of some of the noise sources but the details should not matter for this contest.  With my limited knowledge it seems like independence between detectors is a good assumption (not sure of samples on the same detector).</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 1561201,
      "author_name": "zerafachris",
      "author_url": "",
      "post_date": "10/27/2021 12:19:21",
      "content": "<p>Hey All,</p>\n<p>Thank you all for taking part in our competition. The participation has been overwhelmingly positive. We are currently conducting a survey to gauge the demographic and outreach achieved. Kindly spare 2min and fill in this survey <a href=\"https://forms.gle/QP9L16niPexozyhu5\" target=\"_blank\">https://forms.gle/QP9L16niPexozyhu5</a>.</p>\n<p>Thank you all,</p>\n<p>Regards,<br>\nChris</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "1460446": "Hello, I am not a GW subject matter expert so these questions may not make sense in this context.\n\nTypically sensors are calibrated over the course of time.  Depending on the sensor this can be on the order of minutes, hours or days.  Does the simulated data contain any type of degradation/recalibration over time?\n\nCan (should) we assume the detector noise in the time series data is independent from sensor to sensor?  From file to file?\n\nCan (should) we assume the sensor data is aligned in time?  Is each time series exactly 2 seconds long?\n\nI guess for some of these questions I should do some data analytics.",
    "1460730": "Just came across a tutorial on the details of the \"real\" detector including all the noise sources and calibrations that are being accounted for.   I guess I'll assume that the simulated data has some models of some of the noise sources but the details should not matter for this contest.  With my limited knowledge it seems like independence between detectors is a good assumption (not sure of samples on the same detector).",
    "1561201": "Hey All,\n\nThank you all for taking part in our competition. The participation has been overwhelmingly positive. We are currently conducting a survey to gauge the demographic and outreach achieved. Kindly spare 2min and fill in this survey https://forms.gle/QP9L16niPexozyhu5.\n\nThank you all,\n\nRegards,\nChris"
  },
  "source": "meta"
}