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Table 3 Values of DCT coefficients

From: A novel method for the approximation of multiplierless constant matrix vector multiplication

Constant Original Optimized Optimized Optimized
   ε 1=ε =4 ε 1=ε =8 ε 1=ε =16
a 126 126 128 128
b 106 106 106 104
c 71 72 72 68
d 25 24 24 24
e 118 118 118 120
f 49 48 48 48
g 91 91 92 92