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- Morphological Filters and Wavelet-based Histogram Equalization Image Enhancement for Weak Target Detection 用于弱目标检测的形态滤波和小波变换图像增强算法
- The image enhanced by traditional histogram equalization is over-bright in the high gray area. 摘要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。
- Image preprocess In star algorithm the image preprocess includes 3 operations, which are histogram equalization, contrast stretch and 5x5 neighborhood averagesmoothing. 图像预处理 星形算法的图像预处理包括三步,灰度直方图均衡、对比度增强和5×5像素平滑。
- Methods: We adopt methods of image subtraction, grid interpolation and histogram equalization in order to eliminate errors induced by the optical system. 方法:分别采用图像相减,栅格插值及直方图均衡法消除了光学系统所产生的误差。
- With the aid of examples such as histogram equalization analysis and spatial filtering, this article explains the application of MATLAB in Image processing. 本文通过直方图均衡、空间域滤波两个例子说明了MATLAB在数字图像处理教学中的应用。
- The region histogram equalization is different from traditional histogram modification technology, the idea is based on human vision character and edge effect in image vision. 区域间直方图均衡不同于传统的直方图修正技术,该思想是充分地考虑到人类的视觉特性和边缘在图像视觉中的作用而提出的。
- On the other hand, some animal names have rich pragmatic implications in the original language but not in the target language, so they cannot produce equal image association. 另一方面,有些动物形象,在原语中含有丰富的语用意义,而在译语中却没有,因而在译语中不能产生等值的意象联想。
- Histogram equalization is classical approach of image enhancement.But we usually equipoise the whole image one time, that will bring on insufficiency on the minutia part's enhancement. 摘要直方图均衡是图像增强的经典方法,但通常都是简单地对整幅图像做一次均衡,这样势必对细节部分增强得不够。
- Experimental results demonstrate this method is better than histogram equalization under this circumstance. 实验结果表明,与直方图均衡方法相比,此方法效果较佳。
- Results We propose a method of local histogram equalization-brightness preserving tri-bidirectional histogram equalization. 结果实现了一种局部直方图均衡化算法亮度保持三元双向直方图均衡化。
- In order to enhance contrast of scenery images degraded by fog, an interpolating sell-adaptive histogram equalization algorithm was proposed. 摘要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。
- This paper proposes a scheme for steel detection based on a combination of bilateral filtering and adaptive histogram equalization. 摘要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。
- Results Through the gray-level histogram equalization,the detail and the edge of medical digital images could be enhanced. 结果通过直方图均衡增强能改善医学灰阶图像的层次感,提高图像细节的可识别性和边缘特征。
- Second the original images were preprocessed by Gaussian filter and contrast-limited adaptive histogram equalization(CLAHE)method to weaken the effect of noise,light and contrast. 然后采用高斯滤波和有限对比适应性直方均衡化(CLAHE)对图像进行预处理,以削弱噪声、光照和对比度的影响;
- 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. 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。
- A new schemer for ultrasound image contrast enhancement using wavelet-based histogram equalization was presented to deal with the sonogram images with too low in contract and too dark for the naked eye. 针对超声图像对比度低、成像质量差的问题,提出了一种基于小波变换的直方图均衡算法,用于超声图像对比度增强,并使信息熵有很大提高。
- It is equal to me whether he comes or not. 他来不来对我都一样。
- I was bored with work not equal to my abilities. 我对于那些跟自己能力不相称的工作感到厌倦。
- The treaty was concluded on equal terms. 在平等的基础上订立了条约。
- The heroine is the spitting image of the author. 书中女主人翁是作者的真实写照。