Simulation results show that this method can greatly reduce dynamic false contour and overcome the shortcoming of insufficient gray levels in pure stretched-out coding display.
仿真结果显示，此法能够良好地抑制动态伪轮廓，并且有助于克服单纯延伸编码显示灰度级不足的缺点。
The original gray level image was changed into the macroscopical drawing information by pre-processing, threshold selection, image bivalency, edge detection and contour extraction and segmentation.
对原始数字图像实施预处理、二值化、轮廓提取及细化等处理后，将图像信息转变成宏观图形信息。
Prior knowledge of the vehicles, such as shadows underneath the vehicles, rich edge information, contour symmetry, gray level symmetry, horizontal line symmetry and etc, is combined.
联合使用车底阴影、边缘信息、轮廓对称、灰度对称、水平线对称等车辆先验知识，提出一种基于特征的车辆检测方法。
Aiming at the distribution characteristic of pixel gray level in tested data, this paper proposes a valid and reliable searching and tracking policy for the object contour.
针对实验数据像素灰度的分布特点，提出了一种对目标轮廓线进行有效和可靠的搜索和跟踪策略。
The dynamic false contour (DFC) of motion images will appear in plasma display panel (PDP), which uses ADS method to display gray scales.
采用ADS方法来实现灰度显示的等离子体显示器（PDP） ，在显示运动图像时会出现动态假轮廓现象；
The stronger cationic of starch, the higher ratio of S:MA help to improve the gray scale, color difference, contour sharpness and uniformity of ink film of end prints.
较强的淀粉阳离子性，较高的S：MA比例有利于最终印品阶调、色偏、轮廓清晰度和墨层匀度的提高。
Two methods based on the contour plane and the descritized gray scales for real-time mask are proposed and the relevant software for the techniques is developed.
提出了基于等高面和基于灰度量化的两种实时掩膜产生方法，编制了相应的计算软件；
Two methods based on the contour plane and the descritized gray scales for real-time mask are proposed and the relevant software for the techniques is developed.
提出了基于等高面和基于灰度量化的两种实时掩膜产生方法，编制了相应的计算软件；
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