figure 396 285 1020 900
caption 239 906 1143 1038
figure 1367 986 1983 1598
caption 1250 1606 2129 1792
algorithm 267 1648 1115 2201
caption 329 2230 1067 2287
text 241 1059 1138 1600
text 1239 272 2135 966
text 1234 1801 2130 2703
text 238 2319 1135 2672