Using this new method we can distinguish multi-value points and error points.Finally, A re-triangulation method based on circle rule is used to merge points into the triangular plane.

• 利用射线交点记数法将重叠处的点从另一视的数据集中分离出来，提出了将多值数据点自适应滤除的新方法，最后基于外接圆规则重新三角化。