1. Normalize speeches
2. Scale speech by its peak value
Introduction video:
https://youtu.be/ZvVc9eKUxgo
Introduction
https://medium.com/audio-processing-by-matlab/audio-normalization-by-matlab-6407c69dbea
Tutorial & Contact Jarvus
https://medium.com/audio-processing-by-matlab 
Cite As
Yi-Wen Chen (2025). Audio Normalization by MATLAB (https://uk.mathworks.com/matlabcentral/fileexchange/69958-audio-normalization-by-matlab), MATLAB Central File Exchange. Retrieved .
MATLAB Release Compatibility
              Created with
              R2017b
            
            
              Compatible with R2011b and later releases
            
          Platform Compatibility
Windows macOS LinuxCategories
      Find more on Audio I/O and Waveform Generation in Help Center and MATLAB Answers
    
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