# Quality Assessment of HDR/WCG Images Using HDR Uniform Color Spaces
## Appendix B Performance Indexes
\begin{table}
\begin{tabular}{l c c c c c} \hline \hline
**Quality Metric** & **4 Kdtb** & **HDdtb** & **[PERSON] et al.** & **[PERSON] et al.** & **[PERSON] et al.** \\ \hline \(\overline{\Delta\mathrm{E}}_{HDR\cdot Lab_{100}}\) & 0.7083 & 0.7604 & 0.7714 & 0.7167 & 0.8100 \\ \(\overline{\Delta\mathrm{E}}_{HDR\cdot Lab_{100}}\) & 0.7083 & 0.7604 & 0.7929 & 0.7500 & 0.8000 \\ \(\overline{\Delta\mathrm{E}}_{ICCp}\) & 0.6354 & 0.7708 & 0.8357 & 0.7833 & 0.6900 \\ \(\overline{\Delta\mathrm{E}}_{J_{n}a_{k}b_{k}}\) & 0.6458 & 0.7604 & 0.8429 & 0.8542 & 0.8000 \\ \(\overline{\Delta\mathrm{E}}_{XYZ}\) & 0.6562 & 0.7500 & 0.8643 & 0.8333 & 0.8500 \\ \(\overline{\Delta\mathrm{E}}_{Y^{\prime}C^{\prime}C^{\prime}}\) & 0.6875 & 0.8714 & 0.8429 & 0.7756 & 0.8700 \\ \hline \(\overline{\Delta\mathrm{E}}^{\mathrm{S}}_{HDR\cdot Lab_{100}}\) & 0.5417 & 0.7813 & 0.8214 & 0.8083 & 0.7100 \\ \(\overline{\Delta\mathrm{E}}^{\mathrm{S}}_{HDR\cdot Lab_{1000}}\) & 0.6667 & 0.7708 & 0.8143 & 0.8000 & 0.7600 \\ \(\overline{\Delta\mathrm{E}}^{\mathrm{S}}_{J_{n}a_{k}b_{k}}\) & 0.6563 & 0.7813 & 0.8429 & 0.7792 & 0.7400 \\ \(\overline{\Delta\mathrm{E}}^{\mathrm{S}}_{XYZ}\) & 0.6875 & 0.7500 & 0.8714 & 0.8000 & 0.8600 \\ \(\overline{\Delta\mathrm{E}}^{\mathrm{S}}_{Y^{\prime}C^{\prime}C^{\prime}C^{ \prime}}\) & 0.6771 & 0.7396 & 0.8500 & 0.7792 & 0.7500 \\ \hline SSIM\({}_{HDDR\cdot Lab_{100}}\) & 0.6979 & 0.5625 & 0.7929 & 0.6208 & 0.6900 \\ SSIM\({}_{HDDR\cdot Lab_{1000}}\) & 0.7083 & 0.6458 & 0.7429 & 0.8458 & 0.8000 \\ SSIM\({}_{ICICp}\) & 0.5729 & 0.5729 & 0.8429 & 0.5292 & 0.6400 \\ SSIM\({}_{J_{n}a_{k}b_{k}}\) & 0.6979 & 0.5625 & 0.6929 & 0.6167 & 0.7300 \\ SSIM\({}_{XYZ}\) & 0.7188 & 0.6667 & 0.8000 & 0.7292 & 0.8700 \\ SSIM\({}_{Y^{\prime}C^{\prime}C^{\prime}C^{\prime}}\) & 0.7188 & 0.6667 & 0.7643 & 0.6542 & 0.8000 \\ \hline CSSIM\({}_{HDDR\cdot Lab_{100}}\) & 0.5417 & 0.6979 & 0.8071 & 0.6458 & 0.6700 \\ CSSIM\({}_{HDR\cdot Lab_{1000}}\) & 0.6771 & 0.7604 & 0.7500 & 0.6667 & 0.7700 \\ CSSIM\({}_{ICICp}\) & 0.5000 & 0.8021 & 0.8143 & 0.6458 & 0.6900 \\ CSSIM\({}_{J_{n}a_{k}b_{k}}\) & 0.6667 & 0.7396 & 0.8286 & 0.6125 & 0.7600 \\ CSSIM\({}_{XYZ}\) & 0.6979 & 0.7708 & 0.7929 & 0.7167 & 0.6900 \\ CSSIM\({}_{Y^{\prime}C^{\prime}C^{\prime}C^{\prime}}\) & 0.7083 & 0.7708 & 0.8000 & 0.6167 & 0.7600 \\ \hline FSIM\({}_{HDDR\cdot Lab_{100}}\) & 0.4375 & 0.5625 & 0.5928 & 0.5083 & 0.5600 \\ FSIM\({}_{HDDR\cdot Lab_{1000}}\) & 0.6563 & 0.5000 & 0.6357 & 0.3625 & 0.6200 \\ FSIM\({}_{ICICp}\) & 0.2917 & 0.5938 & 0.5857 & 0.4833 & 0.5500 \\ FSIM\({}_{J_{n}a_{k}b_{k}}\) & 0.4375 & 0.4271 & 0.6714 & 0.3208 & 0.5500 \\ FSIM\({}_{XYZ}\) & 0.6458 & 0.5729 & 0.7786 & 0.5667 & 0.7700 \\ FSIM\({}_{Y^{\prime}C^{\prime}C^{\prime}C^{\prime}}\) & 0.6562 & 0.5729 & 0.6786 & 0.3625 & 0.6900 \\ \hline PSNR-HMAC\({}_{HDDR\cdot Lab_{100}}\) & 0.6354 & 0.7500 & 0.7571 & 0.7500 & 0.7300 \\ PSNR-HMAC\({}_{HDDR\cdot Lab_{1000}}\) & 0.6458 & 0.7813 & 0.7643 & 0.7417 & 0.7400 \\ PSNR-HMAC\({}_{ICICICp}\) & 0.5104 & 0.7188 & 0.7500 & 0.6375 & 0.7600 \\ PSNR-HMAC\({}_{J_{n}a_{k}b_{k}}\) & 0.6458 & 0.7396 & 0.7357 & 0.6542 & 0.7300 \\ PSNR-HMAC\({}_{XYZ}\) & 0.6667 & 0.6771 & 0.7571 & 0.6875 & 0.7500 \\ PSNR-HMAC\({}_{Y^{\prime}C^{\prime}C^{\prime}C^{\prime}}\) & 0.6771 & 0.6979 & 0.7000 & 0.5958 & 0.7500 \\ \hline \hline \end{tabular}
\end{table} 
Table 6: OR of the different color quality metrics on the considered databases. \begin{table}
\begin{tabular}{l c c c c c} \hline \hline Quality Metric & **4 Kdtb** & **HDdtb** & **[PERSON] et al. ** & **[PERSON] et al. ** & **[PERSON] et al.