查询词典 edge detection

A compactly supported antisymmetric wavelet is consider for edge detection, it has fast time processing, and the results of simulation is good.

本章还对紧支集反对称小波的边缘检测法作了研究。该方法具有处理速度快的特点。

In this paper, some operators（Roberts, Sobel, Prewitt, Laplacian, Canny） which are frequently used are studied theoretically and arithmetically, and compared with the characteristic of these methods on image edge detection.

阐述了边缘检测在医学图像处理中的重要作用，分析了几种常用算子（Roberts，Sobel，Prewitt，Laplacian，Canny）基本原理及算法实现，并对比各算子的优缺点，并用VC＋＋。

The edge detection method with straight line fitting in digital image processing has been introduced in detail in this paper, and it has been applied into the development of high precision one-dimension photoelectric autocollimator.

对数字图像处理中直线拟合边缘检测法进行了详细介绍，并将其应用于高精度一维光电自准直仪的研制。

Automatic measuring the size of tumour in MRI images is very important, the key technique is edge detection of the tumour.

肿瘤大小的自动检测十分重要，其中的关键技术是检测出肿瘤部位的封闭边缘。

A new method was presented for auto-edge-detection of bacteriostatic ring .

提出了一种自动检测抑菌圈边缘的新方法。

The original gray level image was changed into the macroscopical drawing information by preprocessing, threshold selection, image bivalency, edge detection and contour extraction and segmentation.

对原始数字图像实施预处理、二值化、轮廓提取及细化等处理后，将图像信息转变成宏观图形信息。

Objective: This paper introduces an edge detection method of blood cell image, which is based on and.

目的：介绍一种基于小波变换和拉普拉斯算子的血液细胞图像边缘识别方法。

This thesis discusses the realization of the picture processing function of later phase in the process of PACS development. Basing on traditional digital image processing and according to the characters of medical images, we design the Mark Boff Chain edge detection algorithm basing on the distributing model of image grade scene, and has got good effect in the practical experiments; as to the system development, we design customizable DICOM standard analyzer, and use the trigger mechanism Callback to improve the analysis speed ,and adopt the system structure basing on the standard interface to reduce the modules coupling degree, and strengthen the stability of the system.

本文在PACS系统开发过程中，对其影像后期处理功能的实现进行了探索，在传统数字图像处理的基础上，根据医学图像自身所具有特点，设计出了基于图像梯度场分布模型的马尔可夫链边缘检测算法，并在实际测试中取得较好效果；在系统开发方面，设计出了可定制化的DICOM标准解析器，应用CallBack触发机制来提高解析速度，采用基于标准接口的系统架构体系降低了组件耦合度，增强了系统的稳定性。

A new edge detection method based on morphology and Canny operator is developed.

提出了一种基于形态学和Canny算子的图像边缘提取算法。

Canny operator for edge detection function documents, we can try to use use are based on Matlab platform.

用Canny算子进行边缘检测的函数文件，大家可以尝试的用用，都是基于matlab平台的。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。