## 3 The Proposed Model
### Loss Function
\begin{table}
\begin{tabular}{c c c c c c c c} \hline \hline \multirow{2}{*}{**Model**} & \multirow{2}{*}{**Train Dataset**} & \multirow{2}{*}{**Test Dataset**} & \multicolumn{4}{c}{**De-Test B**} & \multicolumn{4}{c}{**De-Test C**} \\ \cline{3-10}  & & & **DDA** & **DDR** & **FDR** & **DDA** & **DDR** & **FDR** \\ \hline \multirow{4}{*}{YOLOv5} & De-Train B & Tree-CycleGAN [42] & 89.56\% & 74.19\% & 6.12\% & 90.61\% & 77.05\% & 6.00\% \\  & De-Train B & CycleGAN-TSS [43] & 88.95\% & 72.13\% & 6.38\% & 90.06\% & 75.41\% & 6.12\% \\  & De-Train C & PreCaCycleGAN & **90.31\%** & **77.63\%** & **3.28\%** & **91.19\%** & **79.45\%** & **3.33\%** \\ \cline{2-10}  & De-Train C & Tree-CycleGAN [42] & 91.80\% & 77.78\% & 2.00\% & 92.82\% & 80.33\% & 2.00\% \\  & De-Train C & CycleGAN-TSS [43] & 90.81\% & 76.92\% & 3.85\% & 91.76\% & 79.03\% & 3.92\% \\  & PreCaCycleGAN & **92.75\%** & \begin{table}
\begin{tabular}{c c c c c c c c c} \hline \hline \multirow{2}{*}{**Model**} & \multirow{2}{*}{**Train Dataset**} & \multirow{2}{*}{**Test Dataset**} & \multicolumn{4}{c}{**De-Test B**} & \multicolumn{4}{c}{**De-Test C**} \\ \cline{3-10}  & & & **DDA** & **DDR** & **FDR** & **DDA** & **DDR** & **FDR** \\ \hline \multirow{4}{*}{YOLOv5} & \multirow{4}{*}{De-Train B} & Tree-CycleGAN [42] & 91.85\% & 79.69\% & 3.77\% & 90.71\% & 80.95\% & 8.93\% \\  & & CycleGAN-TSS [43] & 91.76\% & 79.03\% & 3.92\% & 92.86\% & 82.26\% & 3.77\% \\  & & PreCaCycleGAN & **92.90\%** & **80.95\%** & **1.92\%** & **93.96\%** & **83.87\%** & **1.89\%** \\ \cline{2-10}  & & Tree-CycleGAN [42] & 93.01\% & 81.82\% & 1.82\% & 93.48\% & 84.38\% & 3.57\% \\  & & CycleGAN-TSS [43] & 93.99\% & 82.54\% & 0.00\% & 95.05\% & 85.48\% & 0.00\% \\  & & PreCaCycleGAN & **95.85\%** & **89.04\%** & **0.00\%** & **96.79\%** & **91.04\%** & **0.00\%** \\ \hline \multirow{4}{*}{SSD} & \multirow{4}{*}{De-Train B} & Tree-CycleGAN [42] & 89.13\% & 73.44\% & 6.00\% & 88.52\% & 77.78\% & 12.50\% \\  & & CycleGAN-TSS [43] & 90.11\% & 74.19\% & 4.17\% & 90.66\% & 77.42\% & 5.88\% \\  & & PreCaCycleGAN & **91.26\%** & **76.19\%** & **2.04\%** & **92.31\%** & **79.03\%** & **2.00\%** \\ \cline{2-10}  & & Tree-CycleGAN [42] & 92.47\% & 80.30\% & 1.85\% & 91.30\% & 81.25\% & 7.14\% \\  & & CycleGAN-TSS [43] & 91.80\% & 77.78\% & 2.00\% & 93.41\% & 80.65\% & 0.00\% \\  & & PreCaCycleGAN & **93.26\%** & **82.19\%** & **0.00\%** & **94.12\%** & **83.58\%** & **0.00\%** \\ \hline \multirow{4}{*}{Faster-RCNN} & \multirow{4}{*}{De-Train B} & Tree-CycleGAN [42] & 90.76\% & 76.56\% & 3.92\% & 89.62\% & 79.37\% & 10.71\% \\  & & CycleGAN-TSS [43] & 91.21\% & 77.42\% & 4.00\% & 91.76\% & 79.03\% & 3.92\% \\ \cline{1-1}  & & PreCaCycleGAN & **91.80\%** & **77.78\%** & **2.00\%** & **92.86\%** & **80.65\%** & **1.96\%** \\ \cline{1-1} \cline{2-10}  & & Tree-CycleGAN [42] & 92.47\% & 80.30\% & 1.85\% & 92.39\% & 82.81\% & 5.36\% \\ \cline{1-1}  & & CycleGAN-TSS [43] & 93.44\% & 80.95\% & 0.00\% & 95.05\% & 85.48\% & 0.00\% \\ \cline{1-1}  & & PreCaCycleGAN & **94.30\%** & **84.93\%** & **0.00\%** & **95.19\%** & **86.57\%** & **0.00\%** \\ \hline \hline \end{tabular}
\end{table} 
Table 11: Class 7 test result.