Visual invariants are those changes in scale, moving, rotating, radiation, the perspective changes remain invariant feature.
视觉不变量是指那些对于尺度变化、物体移动、旋转、放射、透视变化仍保持不变的特征。
A novel topological map is proposed in this paper, and its nodes are represented with the visual scale-invariant features and the beam features of the laser range finder.
提出了一种新型拓扑地图；该地图用激光的扇区特征和视觉的比例不变特征来联合表示节点。
A novel topological map is proposed in this paper, and its nodes are represented with the visual scale-invariant features and the beam features of the laser range finder.
该地图用激光的扇区特征和视觉的比例不变特征来联合表示节点。
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