In the vertical detection of laser radar, the problem of in-plane target rotation invariance is firstly solved.
在激光雷达垂直探测中，目标平面内旋转不变性是首要解决的问题。
Introducing affine transformation parameters in future extraction, makes the new features can take a good deal of the situation of target rotation.
在提取特征的时侯，引入仿射坐标参数，使得新特征能很好的应对目标旋转的情况。
Experimental results show that the algorithm has an invariant property with respect to the shift, scale and rotation of the moving target in the continuing detection of moving targets.
通过实验结果可以看出，该算法不仅能适应复杂多样的背景环境，而且对运动目标的连续检测能力具有位移不变、伸缩不变和旋转不变的特性。
Consequently, the operator can visually confirm the nip of a target gear without worrying about the rotation direction and the rotation Angle of the master gear (18).
由此，操作者不用特别在意母齿轮(18)的旋转角度、旋转方向，就能够视觉辨认对象齿轮的压印线。
When a target roller is determined, the rotation Angle and the rotation direction of the selected roller are calculated by a master gear rotation Angle calculation part (11).
并且，如果对象缩小，则被选择的辊的旋转角度包含旋转方向，由母齿轮旋转角度运算部(11)算出。
Collecting the distance axis projection, this algorithm not only work well when the target has the scale change or rotation, but also has the low operation cost.
另外新算法结合了变换图目标区域的轴向投影统计策略，保证了匹配运算量的降低；
In scene matching, false matching occurs due to brightness, contrast, scale, noise, and rotation difference between real-time target image and standard target image.
景象匹配中，实时目标图与基准目标图之间的亮度、对比度、噪声水平以及旋转等差异是造成误匹配的重要原因。
Using a optical transmission system to make the laser beam to scan on the superconducting target with different radii rotation and to ablate it for depositing large area superconducting films.
这种方法是通过一光学变换传输系统使激光束能绕一定的半径旋转，旋转的激光束去扫描消融超导靶材来淀积大面积超导薄膜。
The rotation angle error affects the measuring precision of relative orientation between projectile and target by Charge Coupled Device(CCD).
以激光干涉仪直线度误差测量为基础研究了数控机床垂直轴滚转角误差的检测方法。
The rotation angle error affects the measuring precision of relative orientation between projectile and target by Charge Coupled Device(CCD).
以激光干涉仪直线度误差测量为基础研究了数控机床垂直轴滚转角误差的检测方法。
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