Challenge,Method pixellevel,"Tencent YYB VisualAlgo" "Class level" Metric,Average,road,sidewalk,building,wall,fence,pole,trafficlight,trafficsign,vegetation,terrain,sky,person,rider,car,truck,bus,train,motorcycle,bicycle IoU,83.6497,98.8407,88.1067,94.1723,64.1067,65.0434,72.1042,78.8198,82.6725,94.1633,73.6116,96.1294,88.2222,75.7573,96.4967,82.0664,94.2791,91.9027,73.895,78.9553 iIoU,64.7845,,,,,,,,,,,,72.8465,55.4531,92.2365,52.365,61.7172,63.1407,53.787,66.7301 "Category level" Metric,Average,flat,nature,object,sky,construction,human,vehicle IoU,92.1664,98.7873,93.8839,77.745,96.1294,94.3577,88.115,96.1467 iIoU,81.9973,,,,,,73.4748,90.5198