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Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000 http://preserve.harvard.edu/massdig/ hul_study/ 2007

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Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000. http://preserve.harvard.edu/massdig/hul_study/. 2007. Uncompressed Luratech JP2 Size = 3420 KB. Q70 Luratech JP2 Size = 744 KB (4.6 : 1 ratio). Uncompressed Luratech JP2 (Zoomed) Size = 3420 KB. - PowerPoint PPT Presentation

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Page 1: Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000

Page Image Compression for Mass Digitization

Harvard Test Suite ImagesJPEG2000

http://preserve.harvard.edu/massdig/hul_study/

2007

http://preserve.harvard.edu/massdig/hul_study/
Page 2: Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000
Page 3: Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000
Page 4: Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000

Uncompressed Luratech JP2

Size = 3420 KB

Q70 Luratech JP2

Size = 744 KB (4.6 : 1 ratio)

Page 5: Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000

Uncompressed Luratech JP2 (Zoomed)

Size = 3420 KB

Q70 Luratech JP2 (Zoomed)

Size = 744 KB (4.6 : 1 ratio)

Page 6: Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000

Uncompressed Luratech JP2

Size = 3420 KB

Q50 Luratech JP2

Size = 474 KB (7.2 : 1 ratio)

Page 7: Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000

Uncompressed Luratech JP2 (Zoomed)

Size = 3420 KB

Q50 Luratech JP2 (Zoomed)

Size = 474 KB (7.2 : 1 ratio)

Page 8: Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000

Uncompressed Luratech JP2

Size = 3420 KB

Q30 Luratech JP2

Size = 290 KB (11.8 : 1 ratio)

Page 9: Page Image Compression for Mass Digitization Harvard Test Suite Images JPEG2000

Uncompressed Luratech JP2 (Zoomed)

Size = 3420 KB

Q30 Luratech JP2 (Zoomed)

Size = 290 KB (11.8 : 1 ratio)


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