# A Two-Phase Approach for Semi-Supervised Feature Selection
## 5 Experiments
\begin{table}
\begin{tabular}{c c c c c c c} \hline \hline
**Dataset and Data Label (in \%)** & \begin{tabular}{c} **Control Label** \\ **Cluster: Centroid Values** \\ \end{tabular} & \begin{tabular}{c} **Control Unlabeled** \\ **Cluster Control Values** \\ \end{tabular} & \begin{tabular}{c} **Pairs (Unlabeled,** \\ **Label0)** \\ \end{tabular} & \
\begin{tabular}{c} **Match** \\ **\%** \\ \end{tabular} &
\begin{tabular}{c} **Min. Distance between** \\ **Identified Centroids** \\ **\end{tabular} \\ \hline \multirow{4}{*}{Synthetic} & 70 & 1:50,480 & 1:5,00,478 & (1,1) & 100 & 0.0502 \\  & 2:19,80,191,61 & 2:19,83,193,63 & (2,2) & 0.1188 \\ \cline{2-6}  & 50 & 1:50,485 & 1:19,42,196,46 & (1,2) & 100 & 0.1077 \\  & 50 & 2:19,70,19,76 & 2:50,475 & (2,1) & 100 & 0.0404 \\ \cline{2-6}  & 40 & 1:19,39,191,71 & 1:49,84,88 & (1,2) & 100 & 0.3400 \\  & 2:51,44,73 & 2:19,89,19,35 & (2,1) & 100 & 0.1887 \\ \hline \multirow{4}{*}{Iris} & 70 & 10,022 & 1:2,164 & (2,2) & 0.0350 \\  & 70 & 2:20,000 & 2:0,277 & (2,1) & 97.8 & 0.0940 \\  & 3:1,380 & 3: 1,273 & (3,3) & 0.1070 \\ \cline{2-6}  & 50 & 15,688 & 1:57,460 & (1,1) & 0.1020 \\  & 50 & 24,271 & 2:1,471 & (2,3) & 94.67 & 0.1560 \\  & 3:14,78 & 3:4,427 & (3,2) & 0.0700 & 0.0700 \\ \cline{2-6}  & 40 & 1:1,357 & 1:0,223 & (2,2) & 0.0500 \\  & 40 & 2:0,280 & 3:1,328 & (2,3) & 94.4 & 0.0570 \\  & 3:2,260 & 3:1,328 & 3:1,328 & (3,3) & 0.1120 \\ \hline \multirow{4}{*}{Wine} & 70 & 1:13,463,056,42,433,201 & 1:12,101,42,228,284 & (3,3) & 0.7824 \\  & 2:214,204,202,372,310 & 2:12,232,322,427,67,681 & (2,1) & 86.79 & 0.9688 \\  & 3:313,521,602,280,38,520 & 3:34,488,69,254,303,373 & (2,0) & & 0.6573 \\ \cline{2-6}  & 50 & 1:13,544,22,209,319,573,713 & 1:13,361,48,460,469,326 & (3,3) & 0.4246 \\  & 50 & 2:13,268,083,363,375 & 1:32,036,290,38,524 & (2,1) & 82.02 & 0.4470 \\  & 3:13,439,499,503,503,548 & 3:13,203,73,302,262 & (2,0) & & 0.7534 \\ \cline{2-6}  & 40 & 1:12,350,183,093,319 & 1:13,522,211,130,336,556 & (1,2) & & 0.3054 \\  & 40 & 2:13,572,486,303,545 & 2:22,128,108,309,399,226 & (2,1) & 78.50 & 0.4462 \\  & 3:14,653,387,390,398,503 & 3:32,328,408,493,508 & (3,0) & & 0.4402 \\ \hline \multirow{4}{*}{Liver} & 70 & 1:25,728,24,579 & 1:8,463,714,2 & (2,2) & 1.5595 \\  & 50 & 2:51,183,14,642 & 2:55,631,392 & (2,1) & 58.25 & 47.9914 \\ \cline{1-1} \cline{2-6}  & 50 & 1:118,762,119 & 1:13,67,574,94 & (1,1) & 50.58 & 12.8991 \\ \cline{1-1} \cline{2-6}  & 223,303,187 & 2:26,681,289 & (2,2) & 0.20 & 0.4670 \\ \cline{1-1} \cline{2-6}  & 40 & 1:36,769,441 & 1:22,272,920 & (2,1) & 52.17 & 0.7579 \\  & 2:20,917,2994 & 2:47,236,706 & (2,1) & 52.17 & 0.318 \\ \hline \multirow{4}{*}{WPC} & 70 & 1:072,043,648,3807 & 1:6,608,359,350,320 & (1,1) & 1.554 \\  & 2:51,821,31,316 & 2:1,418,310,32,126 & (2,2) & 97.56 & 0.1642 \\ \cline{1-1} \cline{2-6}  & 50 & 1:7,730,809,73,109 & 1:1368,132,129,129 & (1,2) & 95.89 & 1.4916 \\ \cline{1-1} \cline{2-6}  & 21,418,412,228 & 2:6,853,74,75,26 & (2,1) & 0.1150 \\ \cline{1-1} \cline{2-6}  & 40 & 1:14,818,312,22,237 & 1:6,769,841,634 & (2,2) & 95.83 & 0.2639 \\ \cline{1-1} \cline{2-6}  & 27,008,710,6,165 & 2:1,441,282,2103 & (2,1) & 95.83 & 0.2867 \\ \hline \hline \end{tabular}
\end{table} 
Table 7: Pairing of cluster centroids between labeled and unlabeled datasets.