提取苹果目标，使用不同算法灰度化图像。
The color images of apple were extracted and greyed using different algorithms.
在提取纹理特征时，为了减少计算量，首先对原图像进行压缩和灰度化。
In extracting texture characteristic, to cut down the amount of calculation, we compress the image and convert it to gray image.
图像灰度化即是将真彩色的车辆图像转变成灰度图像，目的是减少其电脑存储空间和提高运算效率。
Grey scale processing is to convert the colorful image to grey scale one, in order to reduce storage space and raise operation efficiency.
给出了一种基于图像各彩色分量灰度统计特征期望值和全局标准差作为阈值的彩色图像灰度化方法。
An approach for color image gray processing based on threshold of gray scale statistic mean value and global standard deviation of each color component is presented.
对视频采集到的板材纹理图像进行灰度化、中值滤波去噪、二值化、腐蚀、膨胀等处理，得到仅包含目标纹理的图像后检测纹理边缘。
Treat with plate grain image got by video using methods of gray level transformation, median filter, erosion, expansion and so on, gain the image which only includes grain, then detect brim of grain.
本文提出了一种新的理论-灰度谱分级平坦化来克服人类视觉对比度分辨率限制。
A new theory of gradually flattening gray spectrum was presented to overcome the contrast resolution limitation of human vision.
同otsu算法和灰度平均值算法比较，该图像二值化方法在具有小区域缺陷特征图像处理方面有一定的优势。
Compared with the Mean Gray Level and OTSU algorithm, the binary conversion method has advantages of processing small-area defect images.
规定化的目的是将原图像的直方图转变为规定的直方图，以便突出一定灰度范围内的图像。
The aim of specification is to transform the histogram of an original image to a specified histogram capable of highlighting certain gray level ranges in the image.
实验结果表明该算法克服了光照不均和噪声对灰度文本图像二值化的影响，得到了较理想的二值图像。
The experiment results show that with the algorithm, the influence of uneven light and noise on the binarization of gray character images has been overcome and an excellent binary image is obtained.
通过局部图像增强的自动阈值选择等手段，解决视网膜血管图像与局部背景之间因灰度混同所造成的二值化困难；
It solves the difficulty in binarization due to gray level confusion between local background and image by automatic thresholding with local image enhancement.
Otsu法是最常用的利用图象一维灰度直方图的阈值化方法之一，本文的目的是将它推广到二维直方图。
One of the most useful thresholding techniques using gray-level histogram of an image is the OTSU method. The objective of this paper is to extend it to the 2-dimensional histogram.
本文采用图像二值化与灰度积分投影相结合的方法自动定位人脸中的表情区域。
The main innovations are as follows:(1) Locating facial expression region based on gray-level integration projection.
传统的阈值化算法仅仅使用像素点的灰度级信息，因而要求图像中的目标和背景在灰度级上是可分的。
Therefore, when applying a thresholding algorithm to an image, we generally assume that the background and target in that image occupy different gray level zone.
它包括二维匹配滤波预处理以增强血管的灰度，以及用灰度-梯度共生矩阵的最大熵阈值化方法。
Entropy thresholding method is an automatic technique for thresholding of digital images based on gray level-gradient co-occurrence matrix and the maximum entropy principle.
本文给出了一种利用图像灰度统计特征值为阈值的全局二值化方法。
This paper introduces a new whole binarization method by using image gray statistical characteristic value as threshold.
图像的灰度值可以看作是一区域化变量，不仅具有随机性，而且具有空间结构性。
The grey value of image can be treated as regionalized variable, which has the property of both random and spatial structure distribution.
该算法基于图像的特点，利用K均值聚类算法将图像分成几个灰度区间，然后再分别进行均衡化。
According to the characters of the images, the algorithm separated image into several regions by K-means clustering algorithm, and each region is equalized respectively within their gray levels.
提出了一种基于灰度-梯度共生矩阵模型和最大熵原理的自动阈值化方法。
In this paper, an automatic approach for thresholding based on gray level gradient co occurrence matrix model and the maximum entropy principles is proposed.
本文研究表明，灰度文本图像二值化滤波算法有效可行；
The research in this article shows that the adaptive binarization filtering algorithm for gray character image is effective;
提出一种灰度文本图像自适应二值化滤波算法。
An adaptive binarization filter Algorithm is presented, which combines adaptive filtering with local threshold binarization method.
指纹图像的预处理又可以分为灰度图滤波去噪、二值化、二值化图像去噪、细化和细化后去噪五个部分。
Fingerprint image pre-processing has five parts: filtration in gray-scale image, binarization, filtration in binary image, thinning and filtration in thinning image.
通过模拟水流冲刷图像表面的过程，本文提出了一种直接针对灰度图像的高效的骨架化算法。
A fast skeletonization algorithm directly for gray-scale patterns is presented in this paper by simulating the procedure of water scouring the image surfaces.
本文提出了一组CNN新模板，用于恢复数字化灰度图像中扭曲凸物体像的凸性。
This paper presents a set of new CNN templates for recovering convexity of disturbed convex objects in digitized gray scale images.
说明：MFC灰度图像处理，包括打开显示，滤波，二值化，直方图，几何变换等。
MFC gray-scale image processing, including open display, filtering, binarization, histogram, geometric transformations, etc.
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.
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.
灰度图像的彩色化是将一幅彩色图像的颜色特征传递给另一幅灰度图像，使灰度目标图像具有与源彩色图像相似的颜色。
Greyscale image colorizing is a method that transplants color characteristics from a colorized image, source image to a greyscale image, destination image.
该方法由地震图扫描输入、灰度规一化、水平线消除、时标和起震点提取及智能跟踪与细化等步骤组成。
It includes seismogram input by scanner, grey normalization, horizontal line removal, extractions of time marks and start time of earthquake, and intelligent tracking and thinning.
通过对制导图的灰度最小化预处理，提高了匹配算法的抗灰度畸变能力。
Through grayscale minimization preprocessing on images for guidance, the anti grayscale ability of matching algorithm is improved.
通过对制导图的灰度最小化预处理，提高了匹配算法的抗灰度畸变能力。
Through grayscale minimization preprocessing on images for guidance, the anti grayscale ability of matching algorithm is improved.
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