Image distortion correction includes spatial correction and gray-level correction.
图像畸变校正包括空间位置校正和灰度校正。
We must get many thresholding for segmentation picture when we used different range of gray-level.
如将图像按不同的灰度范围加以分割，则必须取多个门限。
Third, the gray-level histogram of image is equalized in order to reduce the influence of uneven light to the gray-level image.
第三步，为了减轻光线不均匀对灰度图像造成的影响，对产品图像进行灰度直方图均衡；
In this paper we discussed and method and gave an algorithm for gray-level pictures output using normal 24 pins dot-matrix printer.
本文讨论了利用普通的24针点阵打印机输出灰度图像的方法，并给出一个算法。
Firstly, considering the requirement for time crisis, a gray-level transformation method based on shifting operation is put forward.
首先，根据移动机器人的实时性要求提出了基于移位运算的灰度变换方法。
Based on studying the character of images of Syaptonemal Complexes (SCs), the dynamic gray-level transform for enhancement of SC' s images is given in this paper.
本文在研究了联会复合体图像特征的基础上，提出了一种适用于对这类图像进行增强处理的动态杰度变换。
This algorithm solves the problem of fingerprint image segmentation with low computational cost based on reasonable application of the gray-level-statistics of fingerprint images.
算法中通过合理的运用图像灰度特性，以较低的计算代价有效地解决了指纹图像分割问题。
Based on maximum between-cluster variance method and uniformity measure, this paper USES maximum entropy principle to select the gray-level threshold value for image segmentation.
在最大类间方差法和一致性准则法的基础上，运用最大熵原理来选择灰度阈值对图像进行分割。
The gray-level image of solid woven fabrics is captured by a color scanner and converted into digital files, then enhanced images are obtained by a gray-level morphological operation.
用彩色扫描仪输入紧密织物组织的灰度图像并将其转换为数字文件，然后通过灰度图像形态学处理获得增强图像。
A method of embedding a color digital watermark into a gray level image is proposed.
本文提出一种将彩色数字水印嵌入到灰度级图像中的方法。
Therefore, when applying a thresholding algorithm to an image, we generally assume that the background and target in that image occupy different gray level zone.
传统的阈值化算法仅仅使用像素点的灰度级信息，因而要求图像中的目标和背景在灰度级上是可分的。
This is basic principle on how to display the gray level on the screen, so-called gray level display by FRC.
这是在显示屏上显示灰度的一个基本原理，即所谓的基于帧频控制的灰度显示。
The geometrical shape, gray level, color, and reflected spectrum especially of farm production, can be used for agricultural robots to recognize the operated objects.
几何形状、灰度级、颜色，尤其是农产品表面的反射光谱特性，可以用于农业机器人识别操作对象。
The general theories of gray correction methods for the medical ultrasonic image are introduced in this paper, including gray level correction, gray level transformation and histogram correction.
介绍了超声医学图像灰度校正常用方法的基本原理，这些方法主要有灰度级校正、灰度变换及直方图修正。
For low gray image, the float gray level codes are combined to the binary coded gray levels by the error diffusion method.
然后利用误差扩散方法将浮动灰度编码所包含的低灰度级图像信息融合到用于显示的子场编码中。
Methods After gray level window transforming, 15 images of normal livers and 15 images of hepatitis livers were analyzed in their texture parameters, and the results were compared.
方法对15幅正常人肝脏及15幅肝炎患者的肝脏的图像先经窗口灰阶变换后进行纹理参数分析，将其结果与单纯进行纹理分析的结果进行对比。
Starting from the definition for a set of ordered elements, the area histogram has been extended to analysis gray -level image through the notions of image thresholding decomposition and level sets.
从为有序元素集定义面积直方图出发，通过图像的阀值分解及层集等概念，面积直方图被扩展到了灰度图像。
Thus, we propose that the blend of a full-color image can be viewed as superposition of two complementary gray - level transformation images.
这样，可将图像的合成看作两幅图像互补的灰度变换的叠加。
The use of moments for image analysis is straightforward if we consider a binary or gray level image segment as a two-dimensional density distribution function.
若把二值图或灰度图看作是二维密度分布函数，就可把矩技术应用于图像分析中。
This algorithm set threshold to distinguish impulse noise point, through variance rate of gray level. The information of every impulse noise point is noted in a array.
该算法通过灰度变化率设置阈值判别脉冲噪声点，并将脉冲噪声点信息记录到与图像对应的噪声记录数组中。
To solve the problem of the poor gray level of SMPDP, the multi-frame combination and error diffusion methods are used. The image quality is improved greatly.
采用多帧图像的叠加显示和误差扩散方法，很好地解决图像灰度级不足的问题，从而提高荫罩式等离子体显示器的图像质量。
The paper proposes a novel approach to calculate geometric moment for gray level image.
本文提出了一种新的对于灰度图像的几何矩的快速算法。
Because of difference on the gray - level and resolution - level between multi - source images, it is very difficult to register two images.
不同源图像间由于灰度和分辨率水平上的显著差异，使得两图像间的配准问题十分困难。
This paper introduces some classical approaches and some other ways such as in direct change detection adding the gray level classification, mending the m canonical transformation method.
本文在介绍经典变化检测方法的基础上，提出了在直接检测方法中加入灰度自动分类的方法，并进一步对M典型变换做改进。
DMD chip is the core device of digital mask technology, and it has such advantages as high resolve, gray level, and so on.
数字掩模技术的核心器件是数字微镜芯片，它具有较高的分辨率和灰度等级等优点。
Richness of gray level of highly correlative image was expressed using information capacity, which agrees greatly with the effect of vision evaluation.
用信息容量这一示性参数来表征高相关图像灰度层次的丰富程度，这与视觉效果达到了很好的一致。
The experimental results show the centroid method has an advantage over the maximum gray level method.
实验结果表明，利用质心法测定的蛋白分子量比最大灰度法测定的更接近于标准分子量。
The experiment results show that the system can realize infrared image gray level transformation, suppress background and upgrade target in a certain extent.
实验结果表明，该系统能很好地实现红外图形灰度变换，并在一定程度上抑制了背景，提升了目标。
To verify the accuracy of this method, the results are compared with the MTF values obtained by the original method, in which the gray level of the test chart pictures are read and calculated.
将这种方法所测量的结果与实际读取胶片时由分辨率板的图案中黑白条纹灰度值计算出的MTF值进行了比较，验证了这种方法的准确性。
To verify the accuracy of this method, the results are compared with the MTF values obtained by the original method, in which the gray level of the test chart pictures are read and calculated.
将这种方法所测量的结果与实际读取胶片时由分辨率板的图案中黑白条纹灰度值计算出的MTF值进行了比较，验证了这种方法的准确性。
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