# MPEG and DA-AD Resilient DCT-Based Video Watermarking Using Adaptive Frame Selection
## 4 Experimental Results
### Results
#### 4.2.1 Image Quality Assessment
\begin{table}
\begin{tabular}{c c c c c c c c c c} \hline \hline \multicolumn{2}{c}{**Test Set No.**} & \multicolumn{1}{c}{**Set-1**} & \multicolumn{1}{c}{**Set-2**} & \multicolumn{1}{c}{**Set-3**} & \multicolumn{1}{c}{**Set-4**} & \multicolumn{1}{c}{**Set-5**} & \multicolumn{1}{c}{**Set-6**} & \multicolumn{1}{c}{**Set-7**} & \multicolumn{1}{c}{**Set-8**} \\ \hline \multicolumn{2}{c}{**WM Strength \(\alpha\)**} & \multicolumn{1}{c}{**0.1**} & \multicolumn{1}{c}{**0.3**} & \multicolumn{1}{c}{**0.35**} & \multicolumn{1}{c}{**0.4**} & \multicolumn{1}{c}{**0.9**} & \multicolumn{1}{c}{**1.5**} & \multicolumn{1}{c}{**3**} & \multicolumn{1}{c}{**5**} \\ \hline \multirow{3}{*}{\#2} & PSNR(dB) & 53.53 & 50.48 & 50.43 & 50.40 & 49.26 & 47.17 & 45.32 & 43.82 \\ \cline{2-10}  & SSIM & 0.9994 & 0.9987 & 0.9987 & 0.9987 & 0.9983 & 0.9974 & 0.9949 & 0.9912 \\ \cline{2-10}  & BER & \(\times\) & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 \\ \hline \multirow{3}{*}{\#8} & PSNR(dB) & 48.35 & 46.62 & 46.59 & 46.58 & 41.66 & 41.22 & 39.40 & 37.80 \\ \cline{2-10}  & SSIM & 0.9986 & 0.9980 & 0.9980 & 0.9979 & 0.9934 & 0.9920 & 0.9846 & 0.9710 \\ \cline{2-10}  & BER & \(\times\) & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 \\ \hline \multirow{3}{*}{\#20} & PSNR(dB) & 45.06 & 44.94 & 44.91 & 44.89 & 35.62 & 35.61 & 36.87 & 36.21 \\ \cline{2-10}  & SSIM & 0.9958 & 0.9941 & 0.9954 & 0.9953 & 0.9611 & 0.9606 & 0.9626 & 0.9436 \\ \cline{2-10}  & BER & \(\times\) & \(\times\) & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 \\ \hline \multirow{3}{*}{\#23} & PSNR(dB) & 40.75 & 33.7 & 33.7 & 33.69 & 32.28 & 32.31 & 31.93 & 30.82 \\ \cline{2-10}  & SSIM & 0.9973 & 0.9865 & 0.9865 & 0.9864 & 0.9780 & 0.9771 & 0.9705 & 0.9346 \\ \cline{2-10}  & BER & \(\times\) & \(\times\) & \(\times\) & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 \\ \hline \multirow{3}{*}{\#46} & PSNR(dB) & 41.79 & 44.66 & 44.63 & 44.58 & 41.06 & 41.22 & 35.65 & 35.41 \\ \cline{2-10}  & SSIM & 0.9878 & 0.9944 & 0.9944 & 0.9943 & 0.9851 & 0.9857 & 0.9428 & 0.9360 \\ \cline{2-10}  & BER & \(\times\) & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 \\ \hline \multirow{3}{*}{average} & PSNR(dB) & 45.89 & 44.08 & 44.05 & 44.03 & 39.98 & 39.50 & 37.83 & 36.81 \\ \cline{2-10}  & SSIM & 0.9957 & 0.9946 & 0.9946 & 0.9945 & 0.9831 & 0.9825 & 0.9710 & 0.9552 \\ \cline{2-10}  & BER & \(\times\) & 0.400 & 0.200 & 0.000 & 0.000 & 0.000 & 0.000 & 0.000 \\ \hline \hline \end{tabular}
\end{table} 
Table 2: Evaluation result for various scale factor \(\alpha\). \begin{table}
\begin{tabular}{c c c c c c c c c} \hline \hline \multicolumn{2}{c}{**Test Set No.**} & \multicolumn{1}{c}{**Set-1**} & \multicolumn{1}{c}{**Set-2**} & \multicolumn{1}{c}{**Set-3**} & \multicolumn{1}{c}{**Set-4**} & \multicolumn{1}{c}{**Set-5**} & \multicolumn{1}{c}{**Set-6**} & \multicolumn{1}{c}{**Set-7**} & \multicolumn{1}{c}{**Set-8**} \\ \hline \multicolumn{2}{c}{**WM Strength \(\alpha\)**} & \multicolumn{1}{c}{**0.1**} & \multicolumn{1}{c}{**0.3**} & \multicolumn{1}{c}{**0.35**} & \multicolumn{1}{c}{**0.4**} & \multicolumn{1}{c}{**0.9**} & \multicolumn{1}{c}{**1.5**} & \multicolumn{1}{c}{**3**} & \multicolumn{1}{c}{**5**} \\ \hline \multirow{3}{*}{Average} & PSNR(dB) & 76.94 & 70.28 & 69.70 & 68.91 & 65.07 & 63.17 & 57.56 & 54.00 \\ \cline{2-10}  & SSIM & 1.0000 & 1.0000 & 1.0000 & 1.0000 & 0.9999 & 0.9998 & 0.9994 & 0.9984 \\ \hline \hline \end{tabular}
\end{table} 
Table 3: Evaluation result without video compression for original and watermarked video. Figure 7: Quality assessment result for various watermark scale factor \(\alpha\). (**a**) PSNR, and (**b**) SSIM.