figure 230 2522 1221 2850
caption 223 2882 1224 3001
figure 231 845 1218 1353
caption 224 1397 1224 1474
figure 231 205 1217 681
caption 224 719 1223 797
algorithm 1305 1764 2364 3009
text 224 1580 1225 2450
text 1324 240 2327 1731