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Array entropy H(16-bit) = 6.280 H(8-bit) = 4.487 H(cpo) = 6.280 zlib level=0: data size (bytes) in/out = 4593957/4594663 = 1.000 time(sec)=0.035164 t(decomp)=0.007174 zlib level=1: data size (bytes) in/out = 4593957/2322746 = 1.978 time(sec)=0.137170 t(decomp)=0.019560 zlib level=2: data size (bytes) in/out = 4593957/2310816 = 1.988 time(sec)=0.090709 t(decomp)=0.019657 zlib level=3: data size (bytes) in/out = 4593957/2270123 = 2.024 time(sec)=0.137816 t(decomp)=0.023169 zlib level=4: data size (bytes) in/out = 4593957/2257567 = 2.035 time(sec)=0.113220 t(decomp)=0.027111 zlib level=5: data size (bytes) in/out = 4593957/2323615 = 1.977 time(sec)=0.345213 t(decomp)=0.022773 zlib level=6: data size (bytes) in/out = 4593957/2312382 = 1.987 time(sec)=0.708425 t(decomp)=0.022472 zlib level=7: data size (bytes) in/out = 4593957/2307002 = 1.991 time(sec)=0.935245 t(decomp)=0.023992 zlib level=8: data size (bytes) in/out = 4593957/2304653 = 1.993 time(sec)=1.201955 t(decomp)=0.022417 zlib level=9: data size (bytes) in/out = 4593957/2304574 = 1.993 time(sec)=1.215707 t(decomp)=0.022277 |
Entropy of low and high bytes
| Code Block |
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load_nda_from_file:
Data from file nda-cxitut13-r0010-e000011-raw.npy: shape:(32, 185, 388) size:2296960 dtype:int16 [1028 1082 1101 1072 1131]...
H(8-bit) = 5.080
nda8 : shape:(2296960, 2) size:4593920 dtype:uint8 [ 4 4 58 4 77 4 48 4 107 4]...
# split data array for two with even and odd bytes:
nda8L: shape:(2296960,) size:2296960 dtype:uint8 [ 4 58 77 48 107 73 45 103 28 89]...
nda8H: shape:(2296960,) size:2296960 dtype:uint8 [4 4 4 4 4 4 4 4 4 4]...
H(low -byte) = 7.821
H(high-byte) = 0.376 |
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