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136 | Al-Furaiji, Tsviatkou & Sadiq

TABLE V.

COMPRESSION RATIOS OF ONE HSI-1 CHANNEL (2048×614 PIXELS)

WITH BITWISE CHANNEL-BY-CHANNEL ENTROPY CODING

Bit planes of the 24th Original size of Bit planes size Compression ratio
spectral channel bit planes, bytes after coding, bytes

15/14–0 157184 / 2357760 2613/1883521 60.15/1.25

15–14/13–0 314368/ 2200576 2613/1883521 120.31/1.17

15–13/12–0 471552 / 2043392 2613/1883521 180.46/1.08

15–12 / 11–0 628736 / 1886208 2613/1883375 240.62/1.00

15–11 / 10–0 785920 / 1729024 4132/1874820 190.20/0.92

15–10 / 9–0 943104 / 1571840 95456/1829138 9.88/0.86

15–9 / 8–0 1100288 / 1414656 104891/1750699 10.49/0.81

15–8 / 7–0 1257472 / 1257472 159139/1594979 7.90/0.79

15–7 / 6–0 1414656 / 1100288 278260/1369337 5.08/0.80

15–6 / 5–0 1571840 / 943104 443957/1190758 3.54/0.79

15–5 / 4–0 1729024 / 785920 649261/1010438 2.66/0.78

15–4 / 3–0 1886208 / 628736 878460/807483 2.15/0.78

15–3 / 2–0 2043392 / 471552 1112691/613273 1.84/0.77

15–2 / 1–0 2200576/314368 1349571/412672 1.63/0.76

15–1 / 0 2357760/157184 1561168/217577 1.51/0.72

[22] S. Golomb, “Run-length encodings (corresp.),” IEEE
transactions on information theory, vol. 12, no. 3,
pp. 399–401, 1966.

[23] F. Rubin, “Arithmetic stream coding using fixed preci-
sion registers,” IEEE Transactions on Information The-
ory, vol. 25, no. 6, pp. 672–675, 1979.

[24] [NULL], “AVIRIS - Airborne Visible / Infrared Imaging
Spectrometer - Data — aviris.jpl.nasa.gov.” https://
aviris.jpl.nasa.gov/data/index.html.
[Accessed 16-Jul-2023].