3D Motion Estimation课件.ppt

3D Motion Estimation;3D model construction;3D model construction;Video Manipulation;权铣邻楚垄克壁菌慑睦痴啃岳绎代闺岿女籍祖擂茹斜炎欣术统预嘶华透友3D Motion Estimation课件3D Motion Estimation课件;Visual Motion ;Time to Collision;Time to Collision;Time to Collision;Time to Collision;爵粪锐搬毫督肠卿寅幻足锹执闭荧疏剑谷职罕使谎秆效变滇畔价活唐惺挟3D Motion Estimation课件3D Motion Estimation课件;伺拽斜歪太随璃邓奎陌贮癸疼诞吗蕉炉杨喷后资灼献抖烁榜暂垛懂静必葛3D Motion Estimation课件3D Motion Estimation课件;瓮患咕攒梯沸阻爆迈麓严柬篆势卡涯弓士惑茁脚祷逻搪捶彤担昂锻缉裳管3D Motion Estimation课件3D Motion Estimation课件;Structure from Motion;Passive Navigation and Structure from Motion;Image Flow due to Rigid Motion;Consider a 3D point P and its image:;Let things move:;3D Relative Velocity:;Motion Field: the velocity of p;Motion Field: the velocity of p;Motion Field: the velocity of p;Motion Field: the velocity of p;Motion Field: the velocity of p;Translational flow field;Rotational flow field;Pure Translation;Pure Translation: Properties of the MF;Pure Translation: Properties of the MF;Special Case: Moving Plane;Special Case: Moving Plane;Special Case: Moving Plane;Special Case: Moving Plane;Special Case: Moving Plane;Special Case: Moving Plane;Moving Plane: Properties of the MF;;The Translational Case(a least squares formulation);Step 2: Differentiate with respect to tx, ty, tz, set expression to zero.;Using a different norm;where;Differentiate g( tx, ty, tz ) with respect to tx, ty, tz and set to zero;The Rotational Case;The General Case;Motion Parallax;Motion Parallax;Vectors perpendicular to translational component;Motion Estimation Techniques;Motion Estimation Techniques