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How can I add different level of audio decibel(dB) noise to the original audio signal using python?



2019 Community Moderator ElectionHow can I represent an 'Enum' in Python?How can I do a line break (line continuation) in Python?How can I safely create a nested directory in Python?How can I remove a trailing newline in Python?How can I make a time delay in Python?How can you profile a Python script?How to import other Python files?How can I calculate audio dB level?How can I reverse a list in Python?How to remove/reduce noise from .wav audio file in python










1
















I have audio data without noise.




data = read_audio_file("input_data/AGS00/VM0MAGS00S1R1F00.wav") 



I want to add noise with this data and the noise level is 60db. I used numpy to add noise but I don't know exactly how to add 60db noise.




 def add_noise(data):
noise = np.random.randn(len(data))
data_noise = data + 0.005 * noise
return data_noise









share|improve this question









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Bharat Subedi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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    1
















    I have audio data without noise.




    data = read_audio_file("input_data/AGS00/VM0MAGS00S1R1F00.wav") 



    I want to add noise with this data and the noise level is 60db. I used numpy to add noise but I don't know exactly how to add 60db noise.




     def add_noise(data):
    noise = np.random.randn(len(data))
    data_noise = data + 0.005 * noise
    return data_noise









    share|improve this question









    New contributor




    Bharat Subedi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.






















      1












      1








      1


      1







      I have audio data without noise.




      data = read_audio_file("input_data/AGS00/VM0MAGS00S1R1F00.wav") 



      I want to add noise with this data and the noise level is 60db. I used numpy to add noise but I don't know exactly how to add 60db noise.




       def add_noise(data):
      noise = np.random.randn(len(data))
      data_noise = data + 0.005 * noise
      return data_noise









      share|improve this question









      New contributor




      Bharat Subedi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.













      I have audio data without noise.




      data = read_audio_file("input_data/AGS00/VM0MAGS00S1R1F00.wav") 



      I want to add noise with this data and the noise level is 60db. I used numpy to add noise but I don't know exactly how to add 60db noise.




       def add_noise(data):
      noise = np.random.randn(len(data))
      data_noise = data + 0.005 * noise
      return data_noise






      python audio






      share|improve this question









      New contributor




      Bharat Subedi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question









      New contributor




      Bharat Subedi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question








      edited 18 hours ago







      Bharat Subedi













      New contributor




      Bharat Subedi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      asked 18 hours ago









      Bharat SubediBharat Subedi

      64




      64




      New contributor




      Bharat Subedi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      New contributor





      Bharat Subedi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






      Bharat Subedi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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