Image Processing Reference
In-Depth Information
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Laplacian pyramid
Gaussian pyramid
Fig. 9.9. Gaussian and Laplacian pyramids applied to a texture patch image, shown in
bottom,
right
Although forms of notational aids to remember music existed even in ancient Greek,
Judeo-Aramaic as well as Oriental traditions, western music notation offering elabo-
rate tone and duration representation came to dominate. This notation is traced back
to pre-medieval ages. In its modern version, a sequence of tones with duration on a
time axis represents the music, as illustrated by Fig. 9.11. The printed
music
score is
brought to life through musical instruments producing an air pressure variation that
