鱼眼镜头的标定和畸变校正研究

被引：8

作者：

黄岩岩 ^{[1
,2
]}

李庆 ^{[2
]}

张斌珍 ^{[1
]}

机构：

[1] 中北大学仪器与电子学院

[2] 中科院微电子所昆山分所

来源：

计算机工程与设计 | 2014年 / 35卷 / 09期

关键词：

鱼眼镜头; 成像模型; 内参标定; 优化分析; 畸变校正;

D O I：

10.16208/j.issn1000-7024.2014.09.024

中图分类号：

TP391.41 [];

学科分类号：

080203 ;

摘要：

为在使用鱼眼镜头得到大视野图像的同时得到正常的视觉效果,研究鱼眼镜头的成像模型及内外参数的标定过程。相比常用的标定算法,采用基于镜头模型的标定方法;针对Davide Scaramuzza提出的全方位相机标定工具箱,指出其不足之处,对角点坐标的精度、标定系数矩阵稳定性和角点范围随意性三方面进行优化和提高;根据标定结果对鱼眼畸变图像进行畸变校正,得到正常视觉的平面图。实验结果表明,优化后的方法实现简单、鲁棒性强、结果准确。

引用

页码：3132 / 3135+3212 +3212

页数：5

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