通常的直方图均衡化规则精度较低。
实现直方图均衡化于算法4.1中描述。
Implement histogram equalization as described in Algorithm 4.1.
给出了一个改进的直方图均衡化图象增强算法。
This paper develops an image enhancement algorithm of histogram equalization.
该方法明显优于经典的同态增晰法和直方图均衡化。
The method is better than traditional homomorphic filtering and histogram equalization.
运用直方图均衡化方法强化坡口与非坡口的差别,增加焊缝图像的理解性。
To better understanding the weld image, the histogram equalization method was used aiming at enlarging the difference between groove and other area.
上述定理应用于复杂背景下的路面检测,结合直方图均衡化算法消除背景噪声;
The method is used to detect actual complex surface, and denoise background noise combined with the histogram equilibrium algorithm.
在图像增强方面,尝试了直方图均衡化增强方法,并对其处理结果进行了分析。
The method of histogram equalization is attempted to used in the sonar image, and the result is analyzed.
具有基本功能:直方图均衡化、中值滤波、均值滤波、锐化、低通高通同态滤波。
Basic function: histogram equalization, median filtering, average filtering, sharpening, low-pass qualcomm homomorphic filtering.
其中图像预处理包括直方图均衡化、中值滤波、局部增强、同态滤波增强等工序;
The first stage is include image's gray numbers on average, image enhancing by average filter, part enhancing and enhancing by homeostasis filter.
该段代码就是对直方图的各种处理,如,直方图生成直方图均衡化和直方图匹配。
When the code is to the histogram of processing, such as, histogram generation histogram equalization and histogram match.
光谱增强包括线性反差拉伸、非线性反差拉伸、直方图均衡化和直方图匹配等方法。
Spectral enhancement includes linear contrast stretch, non-linear contrast stretch, histogram equalization and histogram matching etc.
目前对有雾图像的增强和恢复研究主要集中于局部直方图均衡化和大气散射模型两个方面。
Up to the present, the research on this subject mainly focuses on the local histogram equalization and atmospheric scattering model.
本文主要研究了局部直方图均衡化(LAHE)及其修正算法在尘肺X线图像增强中的应用。
This paper focuses on the study of Local Area Histogram Equalization (LAHE) and its applications in pneumoconiosis X-ray films enhancements.
针对彩色直方图均衡化算法颜色易失真的缺点,提出了一种基于暗原色先验的快速图像增强算法。
According to the disadvantage of color distortion of color histogram equalization algorithm, a new image enhancement algorithm based on dark channel prior is presented.
与传统直方图均衡化增强方法相比,该方法保留了较亮区域的视觉特性,且对噪声的增强相对较弱。
Compared with traditional histogram equalization method, the new algorithm not only reserves the visual characteristics of bright region but also brings relatively weak noise enhancement.
与传统直方图均衡化增强方法相比,该方法保留了较亮区域的视觉特性,且对噪声的增强相对较弱。
Compared with traditional histogram equalization method, the new algorithm not only reserved the visual characteristics of bright region, but also make noise enhancement relative weak.
分析了传统灰度图像直方图均衡化算法的不足,讨论并实现了一种改进的直方图均衡化图像增强算法。
A modified algorithm of histogram equalization to gray image manipulation was discussed and actualized by analyzing principia and deficiency of the traditional algorithm of gray image.
此文主要研究用于增强图像的灰度变换方法,包括线性灰度变换、非线性灰度变换与直方图均衡化方法。
This paper mainly tells us the ways of image gray transformation, including linear gray transformation, nonlinear gray transformation and the approach of histogram equalization.
首先对彩色图片进行灰度化,再采用直方图均衡化的方法来进行图片的预处理,以获得比较好的图像拼接效果。
First carries on the gradation to the colored picture, again USES the histogram equalizing the method to carry on the picture the pretreatment, obtains the quite good image splicing effect.
方法在改进常规直方图均衡化算法的基础上,以最小灰度平均值误差二元直方图均衡化为基础,引入另一个有效分割点。
Methods Based on improving of traditional histogram equalization, the proposed method adopts the minimum mean brightness error bi-histogram equalization and an effective intersected point.
并且通过与直方图均衡化法以及中值滤波法的对比可以很明确的表明,本文的方法相较于上述两种方法更优,提取的效果更好。
And the method with histogram equalization and median filtering method of comparison can be very clear that the present method than the above two methods better and better extraction.
直方图均衡化(HE)是一种最常用的图像对比度增强技术,它能够在很大程度上增强图像的视觉效果,帮助人们识别图像中隐藏的信息。
Histogram Equalization (he) as an image contrast enhancement technique is widely used. By improving the visual effect of images considerably, it assists the viewer in discovering hidden messages.
采用图像去噪、灰度变换、直方图均衡化以及非均匀背景修正技术等提高了原始图像成分的清晰度,使图像变得更便于计算机分析和处理。
The use of image denoising, gray-scale transformation, histogram equalization, and uneven background correction techniques make the image more easily processed and analyzed.
给出了基于FPGA的视频格式转换、快速中值滤波、自适应平台直方图双向均衡化的原理、实现方法及仿真结果。
The principium, implementation method and simulation results of FPGA -based video format conversion, median filtering and adaptive bidirectional plateau histogram equalization were given.
眼底图像的预处理系统包括:彩色图像的处理、图像的几何变换以及图像的直方图均衡、图像的平滑化及锐化处理等增强功能。
Fundus image preprocessing system consists of Color image processing, image geometric transformation and the image histogram equalization, the image smooth and sharpen enhancement function.
在对比指纹图像的灰度直方图增强的技术的基础上,针对均衡化算法的不足和现有直方图规定化算法中映射规则计算量大的情形,提出一种改进的规定化算法。
In view of the shortcoming of direct histogram equalization and big work of mapping law's calculate in histogram specification, proposed one kind of improvement stipulation algorithm.
在对比指纹图像的灰度直方图增强的技术的基础上,针对均衡化算法的不足和现有直方图规定化算法中映射规则计算量大的情形,提出一种改进的规定化算法。
In view of the shortcoming of direct histogram equalization and big work of mapping law's calculate in histogram specification, proposed one kind of improvement stipulation algorithm.
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