为了获取运动目标的运动参数，采用了光流法。
In order to get the motion parameters of the moving object, optical flow method is introduced.
因此本文结合两种方法，采用稀疏光流法进行计算。
Thus, we adopt sparse optical flow approach by combing that two approaches in this paper.
针对这些不足，通过使用动态速度约束和光流法对算法进行了改进。
To surmount these disadvantages, dynamic speed constraint and optical flow method were introduced.
采用基于特征的光流法，由单面冠状动脉造影图像序列估计二维血管的运动。
The method of generating the image sequence and ground truth based on ray - tracking in the optical flow;
与传统光流法、M估计法比较，该算法只在压缩域上进行，不需迭代，具较强实时性。
Compared with traditional optical flow and m estimation methods, the proposed algorithm only calculates in the DC domain and does not iterate, so it can segment almost in real time.
针对强对流降水的情况，提出了使用光流法计算得到的光流场来代替交叉相关法得到的运动矢量场。
An optical flow method instead of the cross correlation method is proposed for convective precipitation system.
本文论述了一种像素点匹配算法，它融合了光流法和基于颜色密度分布的方法，结合了两者的长处。
I described a point correspondence algorithm in the text, the algorithm combined two methods, optical flow and color density distribution, it also took advantages of them.
并且由于仅对于边缘点处的光流法向分量进行处理，算法速度也比基于完全光流矢量的算法有所提高。
Moreover, compared to those methods using complete optical flow vector, the new method costs less time because that only normal component of the edge point 'optical flow is evolved in the algorithm.
光流法虽可进一步给出运动场中每个像素位置的运动特性，但它所涉及的计算量庞大，难以直接应用于有实时需求的场合。
Optical flow can make up this shortcoming, while the high demand of computing has restricted its application in real-time situation.
这些初步测量和 分析结果表明通过哈特曼波前测量法既可研究光 束在湍流场中引起的波前变化规律 ，同时还可以应用于湍 流场 流场参数的间接 分析。
These results show that the Hartmann wavefront sensor is not only used to measure the aero optical effects in turbulent medium, but also utilized to perform non intrusive studies of fluid flows.
这些初步测量和 分析结果表明通过哈特曼波前测量法既可研究光 束在湍流场中引起的波前变化规律 ，同时还可以应用于湍 流场 流场参数的间接 分析。
These results show that the Hartmann wavefront sensor is not only used to measure the aero optical effects in turbulent medium, but also utilized to perform non intrusive studies of fluid flows.
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