CHAPTER 5

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Signals, Speech, Music, and Noise

Signals such as speech, music, and noise are within the common experience of everyone. We are profoundly familiar with the sound of speech; we hear speech virtually every day of our lives. Speech is one of the keys to human communication, and poor speech intelligibility is extremely frustrating. If we are lucky, we also hear music every day. Music can be one of the most pleasurable and needful of human experiences. It would be hard to imagine a world without music. Noise is usually considered as unwanted sound, often chaotic and disruptive to speech, music, or silence. The close relationship of speech, ...

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