Based on analysis on transmission property of red laser beam, impact from background light, attenuation and scintillation are discussed.
基于对红光激光束大气传输特性的分析，讨论了激光束传输过程中背景光干扰、大气衰减和湍流效应的影响。
Base on the systematic analysis to the positioning algorithms for the scintillation gamma cameras, a centroid guided 3d maximum likelihood positioning algorithm was proposed.
本文在深入、系统地总结分析用于闪烁相机定位算法的基础上，提出了质心导引的三维最大似然定位算法。
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