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VLSI Design
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2012
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Article
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Tab 7
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Research Article
Optimized Architecture Using a Novel Subexpression Elimination on Loeffler Algorithm for DCT-Based Image Compression
Table 7
PSNR (dB) versus bpp evaluation.
bpp
0.64
1.26
2.0
2.87
Lena
25.38
28.23
30.26
33.24
Mandrill
20.84
25.27
28.20
29.36
Peppers
27.92
30.15
33.53
34.86
Goldhill
27.51
29.22
32.43
33.12