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- By applying wavelet analysis method to image edge detection,multi scale operator of wavelet analysis functions well for noise resisting ability and picture edge reserving. 将小波分析方法应用于图像边缘检测领域,小波分析的多尺度算子在抗噪声和保留图像边缘的能力上有比较好的效果。
- Presents a preceding vehicle detection algorithm based on multiple scale edge and local entropy. 提出一种基于多尺度边缘和局部熵原理的前方车辆的检测算法。
- Abstract: Zero-crossing edge detection method was analyzed. 文摘:讨论二阶导数过零边缘检测方法。
- Both step edgedetection and ridge edge detection were discussed. 基于无限对称指数滤波器（ISEF）的沈俊算子是阶跃边缘检测一阶最佳算子的定常系数特例，且易于递推实现和便于调整参数，因此，采用沈俊算子进行阶跃边缘的检测。
- Traditional algorithms of image edge detection were analyzed. 摘要分析了传统图像边缘检测算法。
- We first aPply imagesegmentation and edge detection to the source mural image. 首先我们根据图像分割和边沿提取算法对输入的壁画图像进行区域的提取和分割处理。
- Edge detection is one of the fundamental steps on the image processing. 图象边缘检测是计算机图象处理的最基本步骤之一。
- Using multi scale DEM datum, multi scale topographic index are extracted and mapped in the whole country and sample area in bess plateau, which prepare topographic datum basis for developing regional soil and water loss assessment model. （2）利用多尺度的DEM数据，提取了多尺度的水土流失地形指标，编制了全国及黄土高原典型样区的水土流失地形指标专题图件，为多尺度区域水土流失评价模型的建立准备了地形数据基础。
- The conception of multi-scale Hilbert spectrum entropy(MSHSE)was proposed based on the multi scale analysis character of the local wave method(LWM)and its calculation method was developed. 基于局域波分析的时频多分辨特性,提出了多尺度Hilbert谱熵的概念,并给出了多尺度Hilbert谱熵的计算方法。
- This paper describes a method to extract multi scale textural information from satellite SAR image using wavelet transformation. Then data fusion between satellite SAR image and TM image is implemented based on the wavelet texture information. 论述利用小波变换提取合成孔径雷达 (SAR)图像的多尺度纹理信息 ,基于小波纹理信息将SAR图像与TM图像进行融合。
- According to the distinct difference between an effective edge and a noise edge on size of image an algorithm of edge detection based on the multi- scale wavelet transform is realized. 在多尺度子波变换模极大值的基础上 ,根据图像有效边缘与噪声边缘在尺寸大小上的显著差异等特征 ,实现了一种按边缘尺寸大小及按边缘尺寸大小自适应分块检测图像边缘的方法。
- The City Air Pollution Numerical Prediction System (CAPPS) consists of MM5 (or MM4) and the multi scale grid box model based on the integral of the atmospheric advective dispersion equation. 城市空气污染数值预报系统CAPPS ,是在ADPIC的概念的基础上经过积分求得的大气平流扩散的多尺度箱格预报模型。
- Lossless compression bounds of images naturally acquired by various imaging sensors are estimated using a practical method based on multi scale conditional entropy and memory measurement. 为估计利用各类成像传感器自然获取图像的无损压缩极限,提出一个利用多尺度条件熵和记忆性度量的实用方法。
- Extrude edges in front viewport, move and scale edges so they match the image. 在前视图中挤压边，然后移动缩放他们直达和图像匹配。）
- The method of Roberts ,Sobel, Krisch and Gauss Laplace are analysed in image edge detection of pests in stored grain. 在此基础上详细分析了roberts算子、Sobel算子、Krisch算子、高斯-拉普拉斯算子在害虫图像边缘检测中的应用。
- A commonly used technique is to analyze cuticle scale edge height (CSH) of fiber from SEM images.However, it is expensive and has an average error of 8%.A new method is presented in this paper. 该领域内常用的一项技术是分析纤维的SEM图像，通过鳞片边缘高度来区分两类纤维，但其成本高昂，且有8%25的误差。
- Study on background segment and edge detection of fruit image using machine vision. 水果图像的背景分割和边缘检测技术研究。
- Edge detection is an essential step in image analysis and recognition,and it is an important technology in the image preprocessing procedure. 边缘检测是图像分析识别必不可少的环节,是一种重要的图像预处理技术。
- As Chan-Vese model is based on two homogenous regions,it causes failure in edge detection of infrared images. 然而Chan-Vese模型是以两个同质区域为基础建立的,这并不符合红外图像的特点,导致直接应用该模型处理红外图像时可能失败。
