Computer Science for IGCSE & O level - Data Representation (Section 8 - No. 1)
In the context of data compression, what does the term 'perceptual music shaping' refer to?
Modifying the rhythm of a song to reduce file size.
Removing sounds outside the human ear's range to reduce file size.
Adding extra sounds to make the music richer.
Changing the key of a song to optimize for compression.
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Perceptual music shaping eliminates sounds that are less perceptible to the human ear, thus allowing for compression.