# UAV Communication Recovery under Meteorological Conditions
## 4 UAV Communication Recovery Strategy with Results
\begin{table}
\begin{tabular}{c c c c c c c c c} \multicolumn{1}{c}{} & \multicolumn{4}{c}{**2S GHz**} & \multicolumn{4}{c}{**71 GHz**} \\ \multicolumn{1}{c}{} & & \multicolumn{1}{c}{\(a\)} & \(b\) & \(x\) & \(d\) & \(a\) & \(b\) & \(c\) & \(d\) \\ \multicolumn{1}{c}{} & & Region 1 & \(1.045\times 10^{4}\) & \(-0.03771\) & \(2.438\times 10^{5}\) & \(-0.005918\) & \(1.156\times 10^{4}\) & \(-0.0687\) & \(4.095\times 10^{4}\) & \(-0.00412\) \\ \multicolumn{1}{c}{} & & Region 2 & \(7.066\times 10^{4}\) & \(-0.03347\) & \(1.905\times 10^{6}\) & \(-0.005317\) & \(7675\) & \(-0.05787\) & \(3.195\times 10^{4}\) & \(-0.003948\) \\ \multicolumn{1}{c}{} & & Region 3 & \(4.82\times 10^{4}\) & \(-0.03046\) & \(1.531\times 10^{6}\) & \(-0.004728\) & \(5078\) & \(-0.054194\) & \(2.668\times 10^{4}\) & \(-0.004369\) \\ \multicolumn{1}{c}{} & & Region 4 & \(3.224\times 10^{4}\) & \(-0.02767\) & \(1.75\times 10^{4}\) & \(-0.004237\) & \(3215\) & \(-0.05292\) & \(-0.05920\) \\ \multicolumn{1}{c}{} & & Region 1 & \(32.78\times 10^{3}\) & \(-0.03935\) & \(1417\) & \(-0.003985\) & \(9.693\) & \(-0.06505\) & \(57.9\) & \(-0.002959\) \\ \multicolumn{1}{c}{} & & Region 2 & \(37.9\) & \(-0.02704\) & \(98.54\) & \(-0.003095\) & \(7.756\) & \(-0.00623\) & \(45.27\) & \(-0.002984\) \\ \multicolumn{1}{c}{} & & Region 3 & \(21.71\) & \(-0.01761\) & \(46.9\) & \(-0.001983\) & \(2.649\) & \(-0.065612\) & \(24.12\) & \(-0.002624\) \\ \multicolumn{1}{c}{} & & Region 4 & \(3.398\) & \(-0.03786\) & \(41.02\) & \(-0.00379\) & \(9.131\) & \(-0.01302\) & \(8.184\) & \(-0.002519\) \\ \multicolumn{1}{c}{} & & Region 1 & \(7.121\) & \(0.003872\) & \(-7.108\) & \(-0.005638\) & \(2.326\) & \(0.006901\) & \(-2.002\) & \(-0.02634\) \\ \multicolumn{1}{c}{} & & Region 2 & \(6.052\) & \(0.008872\) & \(-6.041\) & \(-0.005838\) & \(1.97\) & \(0.006901\) & \(-1.864\) & \(-0.02634\) \\ \multicolumn{1}{c}{} & & Region 3 & \(4.99\) & \(0.003872\) & \(-4.981\) & \(-0.0036838\) & \(1.623\) & \(0.006901\) & \(-1.536\) & \(-0.02634\) \\ \multicolumn{1}{c}{} & & Region 4 & \(4.222\) & \(0.003872\) & \(-4.981\) & \(-0.005838\) & \(1.378\) & \(0.006901\) & \(-1.304\) & \(-0.02634\) \\ \multicolumn{1}{c}{} & & Region 1 & \(3.45\times 10^{4}\) & \(3.485\times 10^{4}\) & \(-7516\) & \(5.384\times 10^{4}\) & \(-7516\) & \(5.384\times 10^{4}\) \\ \multicolumn{1}{c}{} & & Region 2 & \(2.22\times 10^{4}\) & \(2.619\times 10^{4}\) & \(-658\) & \(4.018\times 10^{4}\) & \(-658\) & \(4.018\times 10^{4}\) \\ \multicolumn{1}{c}{} & & Region 3 & \(1.425\times 10^{4}\) & \(2.024\times 10^{6}\) & \(-312\) & \(3132\) & \(3.13\times 10^{4}\) \\ \multicolumn{1}{c}{} & & Region 4 & \(-8954\) & \(1.439\times 10^{4}\) & \(-1964\) & \(2.31\times 10^{4}\) & \(-1964\) & \(2.31\times 10^{4}\) \\ \multicolumn{1}{c}{} & & Region 1 & \(-8.738\) & \(174\) & \(-4.871\) & \(68.45\) \\ \multicolumn{1}{c}{} & & Region 2 & \(-5.827\) & \(135.9\) & \(-3.259\) & \(53.42\) \\ \multicolumn{1}{c}{} & & Region 3 & \(-2.418\) & \(68.01\) & \(-1.357\) & \(26.75\) \\ \multicolumn{1}{c}{} & & Region 4 & \(-1.329\) & \(43.95\) & \(-0.7436\) & \(17.29\) \\ \multicolumn{1}{c}{} & & Region 1 & \(0.456\) & \(-4.354\times 10^{-17}\) & \(0.6632\) & \(-7.413\times 10^{-17}\) \\ \multicolumn{1}{c}{} & & Region 2 & \(0.3876\) & \(-3.765\times 10^{-12}\) & \(0.5615\) & \(-600\times 10^{-10}\) \\ \multicolumn{1}{c}{} & & Region 3 & \(0.3196\) & \(-3.53\times 10^{-17}\) & \(0.4626\) & \(-5.648\times 10