2) histogram equalization
直方图均衡
1.
Ultrasound image contrast enhancement based on histogram equalization and wavelet transformation;
基于直方图均衡与小波变换的超声图像增强
2.
Histogram equalization algorithm based on adaptive localgray level modification;
基于自适应局部灰度修正的直方图均衡算法
3.
X-ray images have the property of wide dynamic range,but human can t distinguish so tiny difference,an algorithm,based on contrast limited adaptive histogram equalization,is provided for resolving these problems.
为了提高组织结构细节的显示,文中提出了一种自适应的直方图均衡算法,实验证明,该算法能够有效的提高图像的对比度,同时抑制噪声的放大。
3) dynamic histogram equalization
动态直方图均匀化
1.
Contrast enhancement method based on dynamic histogram equalization;
基于动态直方图均匀化的对比度增强方法
4) histogram equalization
直方图均衡化
1.
Algorithm of fingerprint direction images based on local histogram equalization;
基于局部直方图均衡化的指纹方向图算法
2.
The dominant histogram equalization method is expatiated and modified against its disadvantages including inapparent enhancement of partial detail and non-interactivity.
对广泛应用且效果较好的直方图均衡化法作了较详细阐述,并针对其对于局部细节增强不显著及不具交互特征等缺点提出了改进方法,并将几种灰度校正方法级联起来对超声图像进行处理,实现了有选择地增强某个灰度值范围对比度的功能,增强了超声诊断图像的实用性。
3.
In order to amplify the details,we adjust the distribution of image gradient by histogram equalization of gradient field firstly and then reconstruct the result image from modified gradient field in least square sense.
首先对图像梯度场进行直方图均衡化,使这些图像阴影或高亮区域中的细节能够在梯度域得到增强;然后利用最小二乘原理重建出增强后的结果图像。
6) histogram equilibrium
直方图均衡化
1.
A New Method of improving accuracy of histogram equilibrium;
一种改善直方图均衡化精度的方法
2.
The accuracy of current histogram equilibrium law is lower.
通常的直方图均衡化规则精度较低。
3.
Histogram equilibrium(HE) of image can extend the image s grey range.
直方图均衡化能够调节图像的动态灰度范围,是一种经典有效的图像增强方法,但它建立在合并相似像素灰度的基础之上,模糊了图像的细节。
补充资料：动态
①（事情）变化发展的情况：科技～ㄧ从这些图片里可以看出我国建设的～。②艺术形象表现出的活动神态：画中人物，～各异，栩栩如生。③运动变化状态的或从运动变化状态考察的：～工作点ㄧ～电流ㄧ～分析。
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