Removing redundancy in a signal raises its information density

Evidence

So to maximize the information carried by our coded audio signal we first need to maximize the surprise value of the audio signal. This is done by the signal redundancy removal stage. — David Howard, Jamie Angus, coustics and Psychoacoustics, 2590

Categorization

• XREF: Directly parallels the redundancy-removal and entropy stages in paragraphs 2582-2583, making the whole coding pipeline legible as one arc from redundancy to novelty.