非视域定位是一种通过提取光子飞行时间判断视线外物体位置的主动探测技术，是近年的前沿研究热点。为了研究均值滤波、中值滤波以及高斯滤波方法提取光子飞行时间的性能差异，首先用光度学方法优化了光子飞行模型中的能量变化模型，然后对三种滤波方法中的参数进行了优化分析，接着分析了三种提取方法对最大值判定法和概率阈值加权判定法的适应性，最后分别以设备和非视域物体的位置为变量，对三种时间提取算法得到的定位精度和稳定性进行了对比。仿真表明，中值滤波适用于较为狭窄的定位环境，并且有较高的定位精度；高斯滤波定位稳定性较好，并且滤波参数的选择范围更大。
非视域定位中光子飞行时间提取方法对比研究
作者单位信息
通信作者： yuren_ioe@163.com
出版日期：2021年1月15日
摘要
参考文献
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基金项目：
中国科学院青年创新促进会(2017428，2018411)；脉冲激光技术国家重点实验室(SKL2018KF05)；四川省科学委员会优秀青年基金(2019JDJQ0012)
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引用本文：
任禹, 罗一涵, 徐少雄, 等. 非视域定位中光子飞行时间提取方法对比研究[J]. 光电工程, 2021, 48(1): 200124.
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