● U-dumper yog qis dua lub dumper nrog tib qho kev teeb tsa, txhim kho kev tsav tsheb ruaj khov thiab kev nyab xeeb.
● Cov barycenter yog sib dua tshaj lub dumper nrog tib qho kev teeb tsa uas siv tau load siv tau.
● Nrog cov qauv tshwj xeeb, nws tuaj yeem tshem tawm sai thiab du.
● Mus ib pawg log ib xyoos thiab khaws cia 2-8L roj ib 100km.
● Tau txais cov khoom siv los dai polygonal u-qauv uas txhawb nqa lub tsheb loj.