correction of distortion meaning in English

畸变校正
失真校正

In the registration experiment , a semi - automatic method to search the mark points and a easy method of virsual - real fusion display is proposed to improve the registration precision . the paper discuss the stereovision 、 camera calibration 、 correction of distortion 、 virtual - real registration 、 fusion display , and the key issue is the registration problem . the realization steps including the datas and results are given in the paper to demonstrate the feasibility of the ar system that we have designed
本论文主要研究立体视觉定位、摄像机标定、畸变校正、虚实配准、虚实合成显示等技术,其中虚实配准是本文研究的重点也是实验的关键环节,各个部分均给出了具体的实现步骤,从实践上论证了整个增强现实系统实现的基本过程。