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Advances in Visual Data Compression and Communication
book

Advances in Visual Data Compression and Communication

by Feng Wu
July 2014
Intermediate to advanced content levelIntermediate to advanced
513 pages
16h 40m
English
Auerbach Publications
Content preview from Advances in Visual Data Compression and Communication
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236 11 Cloud-Based Image Compression
Table 11.1 Image sizes, compressed HEVC sizes, and compressed SIFT sizes in the proposed
scheme.
Image Size
HEVC No. SIFT Bits per
(KB) SIFT (KB) SIFT
A 2816×2112 2.80 464 1.63 29
B 2560×1920 7.75 722 2.45 28
C 3264×2448 10.13 679 2.36 28
D 2048×1536 5.26 415 1.55 31
E 1536×2048 4.95 315 1.08 28
F 2048×1536 3.16 390 1.33 28
G 3264×2448 9.48 542 1.91 29
H 1536×1152 2.41 227 0.78 28
I 3264×2448 10.36 654 2.27 28
J 2048×1536 5.09 593 2.82 39
Ave. 4.69M 6.14 500 1.82 30
Table 11.2 Comparisons with intra-frame coding of HEVC and JPEG.
Image
JPEG HEVC Proposed
Size Ratio Size Ratio Size Ratio
a 39.0 447 4.67 3731 4.43 3933 ...
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Publisher Resources

ISBN: 9781482234138