1) local contrast
局部对比度
1.
This paper discusses the problems of local contrast in MR images,and presents a new approach of image enˉhancement.
本文对MR图像局部对比度问题进行了讨论,并对局部增强技术进行了新的探讨。
2.
To improve the quality of images, a method that uses the local contrast information combined with the entropy concept to suppress the nonlinear noise in images is described here.
为了改善图像质量,将信息熵的概念与图像的局部对比度信息相结合,提出了一种基于熵概念的非线性噪声的滤除方法,并进一步利用局部统计信息对图像进行增强。
3.
Local contrast plays an important role in image fusion which is mainly to preserve the important information from the source images.
如何保护局部对比度信息是图像融合的关键问题,而图像边缘是基于人类视觉系统(HVS)最敏感的局部对比度信息。
2) Degree of local mean contrast
局部均值对比度
3) local directional contrast
局部方向对比度
4) wavelet local contrast
小波局部对比度
1.
Since the image fusion based on traditional wavelet transform is time and memory consuming, which impedes its real-time application, a novel quick image fusion algorithm based on lifting wavelet local contrast is proposed in this paper.
由于基于传统的小波变换的融合方法运算速度慢，对内存的需求量大，不适于实时应用的局限性，本文提出了一种新的基于提升小波局部对比度的快速图像融合算法。
5) Local contrast enhancement
局部对比度增强
1.
A study of local contrast enhancement of medical ultrasound image
医学超声图像局部对比度增强方法研究
6) directional local contrast
定向局部对比度
1.
Then the modified directional local contrast method is applied to detect the vessel boundary,and last the width of retinal vessel diameter is obtained by computed.
该方法结合血管骨架的空间位置信息和方向信息,采用改进的定向局部对比度方法检测出骨架线两侧的血管边界像素,从而计算出骨架线上各像素点的血管直径宽度,实验对不同形态结构的血管段进行了仿真,结果证明了该方法的有效性。
补充资料：X线对比度
X线对比度
影像学术语。均匀强度的X线穿过受检物体后产生的强度差异。X线对比度也称射线对比度。它
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条