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Visualservocontrolhasbeenanactiveareaofre searchformanyyears.Since1973,therehasbeen significantprogressonvisualservoingcontrol[1],and severalspecialissuesonvisualservoinghavebeen published[2,3].Therearetwobasicapproachestovi sualservocontrol[1]:Position BasedVisualServoing(PBVS)andImage BasedVisualServoing(IBVS).InPBVSsystem,theobject’s3Dposeisrecovered throughcomputervisionandtheerrorbetweenthe currentposeandthedesiredposeiscomputedinthe Cartesiantaskspace.Estimationof3Dmotionsfrom… 相似文献