{
  "id": 401905,
  "title": "What parameters should be adjusted when making a spectrogram images?",
  "url": "/competitions/birdclef-2023/discussion/401905",
  "author_name": "",
  "post_date": "2023-04-15T16:04:34.533487400Z",
  "votes": 2,
  "comment_count": 2,
  "views": 0,
  "content": "<p>For example, many people set 32000 as the sampling rate when creating a mel-spectrogram image. On the other hand (in the case of human voice analysis, that is), people often say that a sampling rate of 16000 is sufficient. Why is this?</p>\n<p>And what are the other parameters that need to be adjusted?</p>",
  "messages": [
    {
      "id": "2222851",
      "postDate": "04/15/2023 16:04:34",
      "content": "<p>For example, many people set 32000 as the sampling rate when creating a mel-spectrogram image. On the other hand (in the case of human voice analysis, that is), people often say that a sampling rate of 16000 is sufficient. Why is this?</p>\n<p>And what are the other parameters that need to be adjusted?</p>",
      "rawMarkdown": "For example, many people set 32000 as the sampling rate when creating a mel-spectrogram image. On the other hand (in the case of human voice analysis, that is), people often say that a sampling rate of 16000 is sufficient. Why is this?\n\nAnd what are the other parameters that need to be adjusted?",
      "votes": null
    },
    {
      "id": "2224148",
      "postDate": "04/17/2023 03:14:42",
      "content": "<p>Many bird voices have higher frequency ranges than human voices. Therefore, it is necessary to set an appropriate sampling frequency and determine the frequency range and the number of Mel bands to analyze. </p>",
      "rawMarkdown": "Many bird voices have higher frequency ranges than human voices. Therefore, it is necessary to set an appropriate sampling frequency and determine the frequency range and the number of Mel bands to analyze.",
      "votes": null
    },
    {
      "id": "2228579",
      "postDate": "04/20/2023 16:22:29",
      "content": "<p>Sampling frequency, frequency range, and the number of Mel bands are all important factors to consider when analyzing bird voices. <br>\nTuning these to appropriate frequencies range and number of Mel bands can help you capture different characteristics of the voices and allow you to analyze different aspects such as pitch, timbre, and other distinguishing features.</p>\n<p>The Devastator.</p>",
      "rawMarkdown": "Sampling frequency, frequency range, and the number of Mel bands are all important factors to consider when analyzing bird voices. \nTuning these to appropriate frequencies range and number of Mel bands can help you capture different characteristics of the voices and allow you to analyze different aspects such as pitch, timbre, and other distinguishing features.\n\nThe Devastator.",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 2224148,
      "author_name": "myso1987",
      "author_url": "",
      "post_date": "04/17/2023 03:14:42",
      "content": "<p>Many bird voices have higher frequency ranges than human voices. Therefore, it is necessary to set an appropriate sampling frequency and determine the frequency range and the number of Mel bands to analyze. </p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 2228579,
      "author_name": "thedevastator",
      "author_url": "",
      "post_date": "04/20/2023 16:22:29",
      "content": "<p>Sampling frequency, frequency range, and the number of Mel bands are all important factors to consider when analyzing bird voices. <br>\nTuning these to appropriate frequencies range and number of Mel bands can help you capture different characteristics of the voices and allow you to analyze different aspects such as pitch, timbre, and other distinguishing features.</p>\n<p>The Devastator.</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "2222851": "For example, many people set 32000 as the sampling rate when creating a mel-spectrogram image. On the other hand (in the case of human voice analysis, that is), people often say that a sampling rate of 16000 is sufficient. Why is this?\n\nAnd what are the other parameters that need to be adjusted?",
    "2224148": "Many bird voices have higher frequency ranges than human voices. Therefore, it is necessary to set an appropriate sampling frequency and determine the frequency range and the number of Mel bands to analyze.",
    "2228579": "Sampling frequency, frequency range, and the number of Mel bands are all important factors to consider when analyzing bird voices. \nTuning these to appropriate frequencies range and number of Mel bands can help you capture different characteristics of the voices and allow you to analyze different aspects such as pitch, timbre, and other distinguishing features.\n\nThe Devastator."
  },
  "source": "meta"
}