There is no echo signal, but brightness, scanning line are still exists. 没有回波,但亮度、扫描线均正常。
The scanning line reverses, pauses, skips. 扫描线反转、停顿、跳跃。
There is sometimes no scanning line on radar screen. 雷达屏幕上有时没有扫描线。
Temperature Field of Laser Scanning Line Facula 激光扫描光斑温度场
Putting forward a vector data rasterization method which is a boundary monument scanning beam rasterization method which combines the boundary monument with scanning line seed. 提出一种矢量数据栅格化方法,即将边界标志法与扫描线种子填充相结合的边界标志扫描线的栅格化方法。
Based on the natural characteristics of license plate, rough character segmentation is realized by scanning line by line, and precise scanning is accomplished by combining vertical projection with scanning back. 提出一种基于车牌特征的逐列扫描法,进行车牌字符的粗分割,再结合垂直投影以及回扫策略实现车牌字符的精确分割。
In this paper mechanism model of the effect of the laser scanning line to material processed in the length-alterable line-scanning laser rapid prototyping system is built, and the match method of laser power with the length of scanning line is studied deeply. 建立了激光变长线快速成型系统中激光扫描线对加工材料作用机理模型,并对系统中激光能量与扫描线长的匹配方法进行了研究。
Simulation result was verified by the temperature on the lower surface of the sheet metal, which was measured by the thermocouple temperature transducer measuring under the laser scanning line. 通过温度传感器测量与激光扫描线相对应的薄板下表面温度变化的规律来验证数值模拟的结果。
In addition, for the digitization of free surface object, the digitization strategy represents the powerful sampling capability of scanning line point cloud. 另外,对自由曲面的数字化展示了该数字化策略强大的扫描线点云采集能力。
Regarding the scanning line section outline as an arc of circle and according to the principle of the adjacent scanning line overlap area equals to the groove area, the scanning line spacing is determined. 将扫描线断面轮廓形状近似看作一段圆弧、以相邻扫描线重叠面积与凹沟面积相等为原则确定扫描线间距。
The rings on every layer were meshed by the horizontal scanning line algorithm to make some even connective rectangular meshes. 然后,采用水平扫描线算法离散各层二维环区域,生成均匀、连通的矩形网格;
The attenuations originated from the scanning line are considered in a successive approximation process ( SAP). 对源于扫描行自身的衰减作用,用逐步近似(SAP)的方法来计算。
In order to generate rectangle field grids, Non-uniform B-Spline curve was constructed and interpolated on scanning line data points, then it was sampled uniformly. Therefore the accuracy of interpolated surface was guaranteed. 为了生成矩形域网格,构造插值于扫描线上数据点的非均匀B样条曲线,再对其均匀采样,以保证曲面插值精度。
We can use a seeded region-fill by scanning line to extract the intensity of the signal point. After removing background and date normalization, we can get the intensity information of the signal point. 本文采用一种种子扫描线区域填充的方法提取信号点的亮度信息,然后通过背景移除和数据的归一化处理,得到了信号点的亮度值。
The simulation results suggest that, at the end of the scanning line, the dissymmetric temperature field and the great temperature gradient result in the balling phenomenon and great thermal stress, which could lead to the destruction of the sintering samples in this region. 模拟结果表明,扫描端点温度场的不对称及较大的温度梯度造成了端点球化现象,并在端点处产生较大的热应力,使烧结成形试样易在此处破坏;
The rules for laser stripe matching is presented based on the epipolar constraint and continuity constraint. A new solving the point of curve and line matching method is proposed, then realized fast precise matching of laser stripe and 3D reconstruction of laser scanning line. 提出了基于极线约束和连续性约束的激光条纹匹配准则,给出了一种直线和曲线求交的激光条纹匹配新方法,从而实现了激光条纹的快速精确匹配和激光扫描线的三维重建。
Conclusion By using CT study with the scanning line perpendicular to C C line, tentorial herniation due to epidural hematoma can be accurately diagnosed. 结论应用斜坡垂线扫描法,CT可对硬膜外血肿合并天幕疝作出准确诊断;
The main feature is to use the horizontal scanning line created by the inner yoke as basic standard. 该方法主要特点是利用管内磁偏转线圈产生的磁场进行水平扫描作为基本标准。
Hence, in the testing of cotton fiber length, especially the testing of short fiber content, a narrow scanning line should be tak-en. 在棉纤维长度测试中,特别在求原棉短纤维含量指标时,应尽可能采用窄宽度的扫描线。
Character Segmentation: Firstly, a gradient Number Plate checking method based on the changing frequency of the number of jumping dots on horizontal scanning line is proposed; 字符分割部分。首先提出基于行扫描跳跃点数目变化率的车牌倾斜检测方法。
The study of electric circuit of double frequency/ scanning line by line in DPTV 数字化彩电倍频/逐行扫描电路的理论研究
The seed fill algorithm of scanning line is improved to a certain extent, thereby it in-creases the fill speed. 对扫描线种子填充算法作了一些改进,从而提高了其填充速度。
Based on the Z-Buffer algorithm, scanning line algorithm, and depth prior algorithm, a new speedy hidden algorithm for network curved surface is suggested in this paper. 本文提及的消隐算法,是在原有的Z-Buffer算法、扫描线算法及深度优先级算法的基础上,引入了布尔矩阵理论,形成了独立的、适用于网格曲面的快速消隐算法。
Gray level linearly changes in vertical scanning line and keeps stable in horizontal scanning line. 图像垂直扫描线上灰度值呈线性变化;水平扫描线上图像灰度值基本不变;
And scanning line algorithm is used for the first time in displaying the plane and space isogram and nephogram. 首次将扫描线算法用于平面和空间等值线图和彩色云图的显示。
Using scanning line method, calculates the field value of image element on dam section and relative color value, draws out the color contour which colors change continually. 采用扫描线方法,计算出断面上像素点的场值及对应的颜色值,绘制出颜色连续变化的场值云图,使人们清楚地了解大坝地震反应中指定断面的场值分布。
In this paper, the relationship between needle tracking and pixel pots has been analyzed combine with scanning line filling, and design sketches have been given. 本文分析了花样文件中针迹与像素点之间的关系,结合扫描线算法原理把针法填入图像中,并给出了效果图。
To reduce the times of intersection and improve the sorting efficiency, the active-side list was established to make full use of the consistency of the side and the scanning line. 在扫描算法中,充分利用边连贯性和扫描线连贯性来建立活性边表,以减少求交量和提高排序效率,从而提高扫描线的生成速度。
As the image noise has a great impact on the accuracy of Scanning Line method, the paper propose a new method, which is called Parameters Dimension Reduction Hough Transform, to complete the task of tracking fringe radius. 由于图像噪声对线扫描法的计算结果有较大的影响,文中又提出了利用圆参数降维霍夫变换来完成对干涉条纹半径的跟踪。