计算机科学 ›› 2018, Vol. 45 ›› Issue (8): 13-16.doi: 10.11896/j.issn.1002-137X.2018.08.003
桂逸男, 老松杨, 康来, 白亮
GUI Yi-nan, LAO Song-yang, KANG Lai, BAI Liang
摘要： 近年来,基于地理位置服务的需求的飞速增长催生了定位技术的发展。基于视觉的方法利用多幅图像的拍摄参数关系能够恢复较精确的相机位姿,但目前并没有统一的评估方法对其性能进行定量评价。现今主流的相机位姿精度评估方法是与GPS进行比较,由于照片自带的GPS标签存在噪声,且不同坐标系之间的转换存在误差,将照片标签中的GPS作为真实值评估恢复的相机位姿精度不够客观。通过计算得到的位姿来建立参考平面,将PnP算法得到的相机位姿通过相同方法投影至参考平面进行评估,该精度评估方法客观可行。
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