针对图像中的高灰度区和灰度剧变区，应用图像局部均值和方差自适应调节增强系数。
For the regions in image where gray value is high or change intensely, local mean value and variance is adopted to control enhancement coefficients.
针对图像中的高灰度区和灰度剧变区，应用图像局部均值和方差自适应调节增强系数。
For regions with high grey-scale level or with tensely variable grey level, the image enhancement coefficients shall be adaptively controlled based on local mean value and variance.
分析了传统的基于灰度和基于特征的匹配算法，提出了一种基于边缘特征和相关系数的新匹配算法。
A hybridized matching algorithm is proposed based on edge feature and correlation coefficient method after analyzing traditional grey-based algorithms and feature-based algorithms.
从二值图像延伸到灰度图像，我们根据小波变换后小波系数的特点，将行程编码算法进行了改进，结合小波变换对灰度图像进行编码。
We code the gray images combined improved run-length encoding algorithm with wavelet transform according to the characteristics of the wavelet transform coefficients.
并形成了基于复图像的评估方法，即以灰度图、信噪比和相关系数来评估干扰效果及后续干扰方法的优劣。
Evaluation method is formed, in which jamming effects and performances of suppression methods can be evaluated by gray image, SNR and correlation coefficient.
在立体匹配时，将灰度相关系数小于最大灰度相关系数一定范围内的特征点作为灰度相关复峰初始匹配特征点集合。
During stereo matching, the feature points whose correlation coefficients are within certain range less than the maximal coefficient can be taken as an original matching feature point set.
该算法是先对有意义的灰度图像进行水印序列化处理后，再将其作为水印信号嵌入到载体图像的分块DCT系数直流分量里。
The meaningful gray image is serially processed into watermark signal and embedded into the DC elements of the block DCT coefficient matrix of the host image.
提出一种利用局部互相关系数作为相似性测度的灰度一致性配准算法。
The consistency registration algorithm, which used local cross correlation coefficient as the similarity metric, was proposed.
根据求得的对应关系和具体图像的灰度共生矩阵的熵，能自动获取适合该图像的高斯空间系数的值。
Optimum Gassian space coefficient Of LOG operator can be self-adaptable acquired basing on the entropy of the concrete image and the relation.
根据视觉生理心理学原理，具体的增益系数由图像的背景灰度确定。
According to the principle of visually receptive psychology, the gain of enhancement should be determined by the background of the image.
通过对系数的重组，对灰度水印权值较高的位(高平面位)进行重点保护，使提取的水印质量得以提高。
This algorithm protects the bit which has bigger power by resetting the coefficients matrix to get better quality of extracted watermark.
通过对系数的重组，对灰度水印权值较高的位(高平面位)进行重点保护，使提取的水印质量得以提高。
This algorithm protects the bit which has bigger power by resetting the coefficients matrix to get better quality of extracted watermark.
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