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一种基于光照补偿的图像增强算法(精编)
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3秒自动关闭窗口常规直方图均衡化增强后的图像在高灰度区有过亮的感觉。
The image enhanced by traditional histogram equalization is over-bright in the high gray area.
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.
提出双边滤波结合自适应直方图均衡化方法在钢筋检测中的工业应用。
This paper proposes a scheme for steel detection based on a combination of bilateral filtering and adaptive histogram equalization .
首先，对图像进行直方图均衡化处理。
First, the image histogram equalization of treatment.
为解决雾天图像低对比度问题，提出一种插值自适应直方图均衡化算法。
In order to enhance contrast of scenery images degraded by fog, an interpolating sell-adaptive histogram equalization algorithm was proposed.
为解决雾天图像低对比度问题，提出一种插值自适应直方图均衡化算法。
In order to enhance contrast of scenery images degraded by fog, an interpolating self-adaptive histogram equalization algorithm was proposed.
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.
针对雷达数据的特点对一些方法进行了必要的补充，如对图像进行了直方图均衡化等。
Some methods, such as histogram balance, are given a necessarycomplement in accordance with the feature of radar data.
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.
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.
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.
在预处理阶段，首先对图像进行了光照补偿和直方图均衡化处理，因为主分量分析（PCA）方法对光照很敏感。
In the stage of image pre-processing, lighting compensation and hist equality are done first because that PCA method is sensitive to illumination.
利用自开发软件，对图像进行灰度变换和直方图均衡化处理后，采用频域同态滤波的方法对图像进行降噪滤波处理。
After the gray transformation and the histogram equalization, these images were filtered by a frequency-domain homomorphic filter, hence noises in the images were greatly reduced.
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.
实验结果表明，直方图均衡化和规定化处理确能有效地改善图像的对比度和灰度动态范围，从而改善图像的可视质量。
The MATLAB experiments demonstrate that the image enchancement based on histogram equalization and specification actually make the image better in vision.
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.
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.
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.
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.
然后通过分析各种基于直方图均衡化的图像对比度扩展方法及其优缺点，选择以直方图分析方法为基础，设计了一种图像特征驱动的视频对比度扩展方法。
Secondly, based on a review of histogram equalization related contrast enhancement methods, a histogram based method is chosen as the basis to design an image characteristics driven algorithm.
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.
针对监察相机工作环境照度变化范围大的特点，提出一种改进的灰度直方图均衡化方法。
In view of the feature that reconnaissance camera working in different illumination conditions, modified histogram equalization method is introduced.
本文主要讨论了直方图均衡化和规定化处理的图像增强技术，并给出了相关的推导公式和算法；
This article mainly introduces two kinds of algorithm-histogram equalization and histogram specifications, gives relative logic formula and methodology;
探讨了一种改进的直方图均衡化方法。
An image equalization method modified with bit-rig ht is discussed.
自适应直方图均衡化改进了常规均衡化方法，对图像亮度信息的缺失进行自适应补偿，有效提高图像对比度。
Adaptive histogram equalization develops the conventional histogram equalization (HE) to get contrast enhancement while compensating the image for brightness loss.
针对雾天图像对比度低的特点和直方图均衡化处理后天空区域出现的不良块效应及灰白效应，提出一种数学形态学和直方图规定化相结合的雾天图像增强算法。
A new image enhancement algorithm is proposed, for the low contrast of fog image and the blocking and gray effect which arises in the sky region of image after histogram equalization.
直方图均衡化是图像增强的一种有效方法，其基本思想是调整图像的灰度分布。
Histogram Equalization plays an important role in image enhancement and it's basic idea is to adjust the image's grayscale distribution.
实验表明基于RS的增强算法增强效果明显，优于直方图均衡化算法。
Comparison results illustrate that the enhancement effect based on RS Theory is obvious and better than the 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.
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感谢您的反馈，我们会尽快进行适当修改！针对光照补偿过程产生块效应的原因，提出了优化的滤波边界强度判决算法。
According to the cause of block artifact resulted by illumination compensation, it presents an optimized bS decision algorithm.
针对局部光照不均图像的增强问题，提出了一种新的基于光照补偿的图像增强方案。
A method for image enhancement based on light compensation was proposed to enhance the image with imbalanced local illumination.
在预处理阶段，首先对图像进行了光照补偿和直方图均衡化处理，因为主分量分析（PCA）方法对光照很敏感。
In the stage of image pre-processing, lighting compensation and hist equality are done first because that PCA method is sensitive to illumination.
本文研究了人脸识别技术中的光照估计和光照补偿问题。
This thesis addresses the problems of illumination evaluation and illumination compensation in face recognition technology.
首先，对图像进行分块角点匹配，得到各块运动参数，然后对各块进行分块运动补偿和光照补偿；
Firstly, block motion compensation and light compensation are processed according to the parameters acquired by block Harris corner match.
在融合了不同的基于空域的解决方案的基础上，提出了一种自适应的彩色图像光照补偿新方法。
In this paper, different compensation methods based on spatial-domain are integrated and a self-adaptive nonlinear transformation method is presented.
在此基础上，将同态滤波方法应用到彩色图像的光照补偿中，保持彩色图像的色度和饱和度不变，将同态滤波方法应用到亮度分量上。
On this basis, the homomorphic filtering method is applied to the brightness of color image, maintaining the same hue and saturation, to achieve illumination compensation of color image.
算法分两步进行：光照估计和光照补偿。
There are two steps in the algorithm: illumination estimation and illumination normalization.
实验结果表明，该方法不仅能快速准确地获取同态滤波器的参数，而且对彩色图像的光照补偿更为有效。
Experimental results show that the method can not only access the homomorphic filter parameters quickly and accurately, but also achieve illumination compensation of color image more effectively.
提出了一种基于球面谐波基图像的光照补偿算法，用以在任意光照条件下进行人脸识别。
To deal with this problem, this paper presents an illumination normalization approach based on the harmonic images model.
矮生紫薇种子具有明显的光促进萌发特性，并表现出温度对光照的补偿作用。
Preliminary study on seed germination characteristics of different genotypes at harvest periods i
光照梯度补偿是解决这一问题的方法之一。
Illumination gradient compensation is a method for overcoming this problem.
进一步扩充功能、减少瓶子制造质量对检测的影响以及进一步完善混色瓶光照自动补偿问题是该设备进一步完善的关键。
The key of equipment consummating rest with function extending, infection that manufacturing quality of bottle has inflicted, and perfection on illumination automatic compensation for mixed bottle.
结果表明有效的热补偿对镜面变形峰谷值有很大的影响，在非光照区进行热补偿可以大大降低镜体的温度梯度，从而明显减小镜面变形的峰谷值。
The results show that thermal compensation in non-irradiant areas could reduce the temperature gradient of mirror for high-power laser, and then could decrease the thermal deformation significantly.
单播紫花苜蓿群体光截获量最大，基部光照已处于光补偿点，下部叶片净光合速率开始下降；
The light intercepted by the population of DM was the largest, but its bottom light came to light compensation point and leaves net photosynthetic rate in the bottom began to decrease.
结果表明，一品红具有较高的光饱和点和较低的光补偿点，是对光照强度适应能力较强的阳性植物，但不同栽培品种对遮荫环境的适应性有较大差异。
The results indicated that poinsettia was a sun plant with high light-saturation point and low light-compensation point. But the shade tolerance of different cultivars was different.
在此基础上用一个有限维向量量化光照变化，对像素进行补偿，提高对光照变化的适应能力。
And a limited dimension vector quantizing the illumination variations is used to compensate the pixels' color, so as to improve the adaptability to illumination variations.
为降低光照变化的影响，使用一种简单的自适应亮度补偿算法，在光照较弱的条件下对待测图像进行补偿，从而提高了系统的适应性和实用性。
To eliminate the influence of lightness changing, it puts forward an algorithm of adaptive lightness compensation to compensate the image to be detected in faint lighting conditions.
针对因场地大而光照不均造成的色标缺损，给出了一套补偿算法。
A set of algorithm was designed to compensate the loss of color patch which was caused by illumination unbalance.
首先，在图像预处理阶段对现有的光线补偿算法进行了改进，以更好地降低光照等因素的影响；
Firstly, have improvement in the algorithm of the lighting compensation, in order to alleviating the effects of lighting.
而且引种玉米叶片的光饱和点与光补偿点均增大，认为这是对高原环境强烈光照的一种适应。
Furthermore, both light saturation and compensation point were higher in introduced maize, implying an adaptation to plateau environment of intense radiation.
报道了滇池15个监测断面透明度和不同水深的光照强度，以及借助于沉水植物群落昼夜光补偿点所得到的沉水植物光补偿深度。
Studies were made on the transparency, the vertical distribution of light intensities and the light compensation depth of submerged macrophyte at the 15 monitoring sections in Lake Dianchi.
报道了滇池15个监测断面透明度和不同水深的光照强度，以及借助于沉水植物群落昼夜光补偿点所得到的沉水植物光补偿深度。
Studies were made on the transparency, the vertical distribution of light intensities and the light compensation depth of submerged macrophyte at the 15 monitoring sections in Lake Dianchi.
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