Usually, the edge of image is the high frequency of frequency field.
通常，图像的边缘为频率域的高频分量。
The soft mathematical morphology, which can be applied to detecting edge of image, is introduced.
简要介绍了软数学形态学的基本原理及形态学在图像边缘检测中的应用。
The enhanced gradient operator was designed to stand out the edge of image and retain the low frequency information.
此外还开发了增强型的梯度锐化算子，它既突出了边缘信息，又保留了低频信息，便于人和机器的一些后续处理。
To solve the problem of losing part of edge in the SAR image de-noising, the edge of image can be preserves beforehand.
而常用的去噪算法在去噪的同时会损失图像的边缘信息，所以本文在去噪前预先保留了图像的边缘信息。
The improved algorithm is able to detect edge of image with eight orientation information and able to restrain the noise.
该算法能检测八个方向的图像边缘，并能抑制噪声对边缘检测的影响。
The edge of image is the fundamental character of image, which is used to make segmentation of image, shutter-match and discern of image.
图像的边缘是图像最基本的特征。进行了图像分割、模板匹配和图像识别等方面的研究，无不例外都会使用到图像的边缘。
To reduce the influence of geometrical deformation on image matching, we put forward a method which can detect multi-pixels edge of image.
针对图像匹配受几何变形的影响，提出了一种基于相邻像素间的灰度差异来提取图像多像素边缘的方法。
This paper use the multiscale wavelet analysis to filter the noise, then use wavelet transform local maximum in the detection to edge of image.
当图像数据混有噪声的时候，对边缘的检测比较困难。
Accuracy of measurement of face runout is enhanced effectually by use of least square method of compressing rectangle fitting edge of image and transforming of DFT.
用压缩矩形的最小二乘法拟合工件端面图像的边缘以及用DFT变换对工件端面的跳动量进行测量，使端面跳动测量的准确性得到了很大的提高。
The edge of image is manifested as discontinuity in image, what edge detection means is to doled (in the image ) those discontinuous points or sharp variation points.
图像的边缘表现为图像上的不连续性，边缘检测就是检测图像上的不连续点或陡变点。
The experiment result compared with traditional morphological methods shows that this method remains good detected edge of image and can improve the denoising power as well.
与传统的边缘检测算法的对比实验表明，该算法图像边缘检测效果较好，降噪能力也得到了提高。
This paper use effective character of the fire, for example, color information, instability and comparability of the edge of image sequence to realize the automatic alarming for fire.
本文利用火焰的颜色信息，火焰的图像序列的边缘不稳定和相似性等可识别特征，实现对火焰的识别。
By identifying and inputting the image format, improving the quality of image, extracting and enhancing the edge of image, the image-based numerical control engraving system was researched.
通过对图像格式识别与输入、图像质量改善、图像边缘提取和增强，进行了基于图像的数控雕刻系统研究。
Although the edge of image is not single pixel for adding image fusion, however compared with other methods, this algorithm with which the edge image includes more information on the brink is simple.
与一些常用的边缘检测方法相比，本算法实现简单，得到的边缘图像包含更多的边缘信息，但是由于加入了图像融合，由本方法所检测到的图像边缘不是细边缘。
In the image below, ships, presumably involved in the containment and cleanup efforts, can be seen near the edge of the slick.
在下方的这幅图像里，你可以看到在浮油的边界上有两条船他们大概是在做控制和清理的努力。
In the west of this region (at the upper edge of the main image) there are light-coloured, irregular protrusions.
在该区域的西侧(主图像中上部边缘)有一些浅色的不规则突起。
The view may be cloudy or hazy, and if the oil slick location is near the edge of the image, it will be blurry.
视图可能阴沉而朦胧，如果浮油区域靠近图像边缘的话，则会显得模糊。
A grid of white dots defines an in situ operation, MacKay River, west of the Mildred Lake Mine and near the left edge of the image.
白点组成的格子就是麦凯河原位矿井，位于米尔德里德湖矿的西边，在下图的左边缘。
Image above: the cottage sits on the edge of the village green, so we actually have a sunken garden that surrounds us.
上图：别墅坐落于格林村(Village Green)的边缘，周围有一个下陷的花园。
The Advanced land Imager on NASA's Earth Observing-1 satellite captured this image of a barrier island facing the Beaufort Sea, on the northern edge of Canada's Northwest Territories.
美国宇航局地球观测一号卫星上的先进陆地成像仪捕捉了这幅障壁岛的图像，它面对波弗特海，位于加拿大西北部的北岸。
Along the left edge of the image, the sea ice is thinner, with gaps that reveal the dark ocean below.
沿着图片左边缘的海冰，显得更薄，从缺口处可以看到其下的深色海水。
The image shows the eastern edge of the saltpan; the land to the east has a slightly higher elevation and consists of a network of typically dry river channels.
图像展示了盐田东部边缘的景象；东面的地面海拔略有升高，布满了典型的干涸河床形成的网状纹样。
To cut the leading edge of the pie slices in a simple circle pattern, an image is created with a transparent circle in the middle.
为了切去简单圆形图案中饼图分区的前缘，将创建一张中间带有透明圆形的图像。
The image presents an edge-on, or limb view, of the Earth’s atmosphere as seen from orbit.
这张照片是轨道侧面，或者说是边缘视角观测到的地球大气景观。
AFP said that billions of TV viewers saw athletes performing in high-tech stadiums in a city rebuilt by the world's most renowned architects, projecting the image of a modern and cutting edge economy.
法新称，在一座被全球最著名建筑师重新打造的城市里，数十亿电视观众目睹了运动员们在高科技场馆里比赛的场景，这向世界传达了一个现代的、先进的经济体的形象。
Between the port and the ocean, a barrier island runs northwest-southeast (shown along the left edge of the image).
在港口和大海之间有一个西北-东南向的海岛作为屏障(图的左边边缘)。
The view in this image is towards the west; the ISS was located over the eastern edge of the Gulf of Mexico when the image was taken.
照片中的视角面向西方：当国际空间站位于墨西哥湾东面时拍摄了这幅相片。
The view in this image is towards the west; the ISS was located over the eastern edge of the Gulf of Mexico when the image was taken.
照片中的视角面向西方：当国际空间站位于墨西哥湾东面时拍摄了这幅相片。
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