Method: Integrated BTC Software: C-implementation for test purposes only. For more information consult to: Pasi Fr{nti, email: franti@utu.fi Hardware: 486/33 (PC) Image: Lena (512x512x8) Type: gray scale B P P M S E ----- ----- No interpolation 2.12 12.14 2.12 12.14 2.12 12.14 2.11 12.17 2.07 12.27 2.02 12.52 1.96 12.90 1.90 13.34 1.85 13.87 1.81 14.44 1.77 15.04 1.73 15.69 1.70 16.26 1.68 16.85 1.66 17.36 1.64 17.88 1.62 18.44 1.61 19.01 1.59 19.63 1.58 20.23 1.56 20.93 1.55 21.57 1.54 22.11 1.52 22.81 1.51 23.47 1.50 24.20 1.49 24.89 1.48 25.39 1.48 26.02 1.47 26.81 1.46 27.40 1.45 27.99 1.45 28.54 1.44 29.12 1.44 29.69 1.43 30.24 1.43 30.67 1.42 31.12 1.42 31.55 1.41 32.08 1.41 32.56 1.41 32.99 1.40 33.39 1.40 33.60 1.40 33.92 1.40 34.27 1.40 34.58 1.39 35.00 1.39 35.17 1.39 35.49 1.39 35.66 75 % interpolation 1.87 18.83 1.87 18.83 1.87 18.83 1.86 18.85 1.82 18.93 1.77 19.14 1.71 19.45 1.65 19.82 1.60 20.26 1.56 20.74 1.52 21.25 1.48 21.79 1.45 22.28 1.43 22.79 1.41 23.23 1.39 23.67 1.37 24.13 1.36 24.61 1.34 25.11 1.33 25.61 1.31 26.23 1.30 26.78 1.29 27.27 1.27 27.88 1.26 28.46 1.25 29.07 1.24 29.68 1.23 30.16 1.23 30.70 1.22 31.37 1.21 31.88 1.20 32.39 1.20 32.86 1.19 33.36 1.19 33.85 1.18 34.34 1.18 34.71 1.17 35.09 1.17 35.47 1.16 35.97 1.16 36.38 1.16 36.79 1.15 37.12 1.15 37.31 1.15 37.57 1.15 37.87 1.15 38.17 1.14 38.50 1.14 38.62 1.14 38.92 1.14 39.07 50 % interpolation 1.62 25.40 1.62 25.40 1.62 25.40 1.61 25.42 1.57 25.48 1.52 25.64 1.46 25.89 1.40 26.18 1.35 26.53 1.31 26.92 1.27 27.34 1.23 27.78 1.20 28.19 1.18 28.62 1.16 28.99 1.14 29.36 1.12 29.74 1.11 30.11 1.09 30.52 1.08 30.96 1.06 31.47 1.05 31.91 1.04 32.34 1.02 32.85 1.01 33.33 1.00 33.85 0.99 34.36 0.98 34.75 0.98 35.20 0.97 35.76 0.96 36.20 0.95 36.60 0.95 36.97 0.94 37.41 0.94 37.83 0.93 38.24 0.93 38.57 0.92 38.89 0.92 39.23 0.91 39.67 0.91 40.02 0.91 40.40 0.90 40.67 0.90 40.83 0.90 41.06 0.90 41.30 0.90 41.57 0.89 41.83 0.89 41.92 0.89 42.17 0.89 42.29 25 % interpolation 1.37 53.21 1.37 53.21 1.37 53.22 1.36 53.22 1.32 53.28 1.27 53.42 1.21 53.58 1.15 53.78 1.10 54.02 1.06 54.30 1.02 54.62 0.98 54.93 0.95 55.29 0.93 55.54 0.91 55.82 0.89 56.10 0.87 56.44 0.86 56.71 0.84 57.00 0.83 57.26 0.81 57.67 0.80 58.01 0.79 58.34 0.77 58.73 0.76 59.12 0.75 59.48 0.74 59.88 0.73 60.14 0.73 60.48 0.72 60.86 0.71 61.10 0.70 61.38 0.70 61.72 0.69 61.95 0.69 62.23 0.68 62.63 0.68 62.91 0.67 63.16 0.67 63.46 0.66 63.97 0.66 64.17 0.66 64.54 0.65 64.82 0.65 64.95 0.65 65.12 0.65 65.30 0.65 65.58 0.64 65.75 0.64 65.81 0.64 65.98 0.64 66.10 ---------------------------------------------- 1-level quantization for uniform blocks (sd<5) ---------------------------------------------- No interpolation 1.90 14.15 1.90 14.15 1.90 14.15 1.88 14.22 1.86 14.35 1.82 14.47 1.79 14.69 1.75 15.01 1.71 15.45 1.67 15.96 1.63 16.51 1.60 17.13 1.58 17.69 1.55 18.25 1.53 18.75 1.52 19.26 1.50 19.81 1.49 20.38 1.47 20.99 1.46 21.59 1.44 22.28 1.43 22.92 1.42 23.45 1.41 24.15 1.40 24.80 1.39 25.53 1.38 26.21 1.37 26.72 1.36 27.34 1.35 28.13 1.35 28.72 1.34 29.31 1.33 29.86 1.33 30.44 1.32 31.00 1.32 31.55 1.31 31.99 1.31 32.43 1.31 32.86 1.30 33.39 1.30 33.87 1.30 34.30 1.29 34.69 1.29 34.91 1.29 35.22 1.29 35.57 1.28 35.88 1.28 36.30 1.28 36.47 1.28 36.80 1.28 36.96 75 % interpolation 1.70 20.43 1.70 20.43 1.70 20.43 1.69 20.50 1.66 20.63 1.62 20.74 1.58 20.93 1.54 21.20 1.49 21.57 1.45 22.02 1.42 22.50 1.39 23.01 1.36 23.50 1.33 24.00 1.32 24.43 1.30 24.86 1.28 25.32 1.27 25.79 1.25 26.29 1.24 26.80 1.22 27.41 1.21 27.97 1.20 28.45 1.19 29.06 1.18 29.64 1.17 30.25 1.16 30.86 1.15 31.34 1.14 31.88 1.13 32.55 1.12 33.06 1.12 33.57 1.11 34.05 1.11 34.54 1.10 35.03 1.09 35.52 1.09 35.89 1.09 36.27 1.08 36.65 1.08 37.15 1.08 37.56 1.07 37.97 1.07 38.30 1.07 38.48 1.07 38.75 1.06 39.05 1.06 39.34 1.06 39.67 1.06 39.80 1.06 40.10 1.06 40.25 50 % interpolation 1.51 26.58 1.51 26.58 1.51 26.58 1.49 26.65 1.46 26.77 1.42 26.88 1.37 27.03 1.33 27.26 1.28 27.56 1.24 27.94 1.20 28.35 1.17 28.77 1.14 29.18 1.12 29.61 1.10 29.98 1.08 30.35 1.06 30.73 1.05 31.10 1.03 31.52 1.02 31.95 1.00 32.47 0.99 32.92 0.98 33.34 0.97 33.85 0.96 34.34 0.95 34.86 0.93 35.37 0.93 35.77 0.92 36.22 0.91 36.78 0.90 37.22 0.90 37.62 0.89 38.00 0.88 38.44 0.88 38.85 0.87 39.27 0.87 39.59 0.87 39.92 0.86 40.26 0.86 40.70 0.85 41.04 0.85 41.43 0.85 41.70 0.85 41.86 0.84 42.09 0.84 42.33 0.84 42.60 0.84 42.86 0.84 42.95 0.83 43.20 0.83 43.32 25 % interpolation 1.32 51.92 1.32 51.92 1.31 51.92 1.30 51.95 1.27 52.12 1.22 52.39 1.16 52.70 1.11 52.96 1.07 53.31 1.02 53.66 0.98 54.04 0.95 54.41 0.92 54.79 0.90 55.10 0.88 55.40 0.86 55.70 0.84 56.06 0.83 56.37 0.81 56.68 0.80 56.98 0.78 57.42 0.77 57.77 0.76 58.13 0.75 58.53 0.73 58.96 0.72 59.36 0.71 59.79 0.71 60.05 0.70 60.39 0.69 60.78 0.68 61.04 0.68 61.33 0.67 61.67 0.66 61.90 0.66 62.21 0.65 62.61 0.65 62.91 0.64 63.16 0.64 63.47 0.64 63.98 0.63 64.21 0.63 64.60 0.63 64.89 0.63 65.02 0.62 65.19 0.62 65.38 0.62 65.68 0.62 65.85 0.61 65.91 0.61 66.09 0.61 66.21