Using the present conebeamreconstruction formula for general trajectory, we have investigated the issue of detector efficiency for non-helical trajectory.
基于现有的锥形束普适轨道的重构公式，研究了非螺旋轨道的探测器效率问题。
2
Because of the simpler theory structure and faster reconstruction speed, approximate conebeamreconstruction algorithms have become more and more popular in commercial applications.
近似锥束重建算法理论结构简单，重建速度快，易于实际应用。
3
The completeness condition for 3d conebeam exact reconstruction is analysed and derived theoretically, and discussion about some source orbits follows.