查询词典 edge detection

Introducing the symmetry of circular operator, an improved morphological detection algorithm is proposed for binary images to avoid the rotation of structural elements so as to raise the detection efficiency.

针对二值图像角检测提出了一种改进的形态学检测算法，此算法利用了圆盘算子的对称性，避免了结构元的旋转，提高了检测算法的运行效率。

The application of temporal recursive lowpass filter on the basis of Kalman theory and Ostu (maximal class interval difference) threshold selection, and shadow elimination based on morphology in detection of moving targets was investigated and it was used in actual traffic surveillance video system to realize automatic detection of moving targets.

研究基于Kalman理论的时域递归低通滤波、Ostu阈值选取及形态学阴影消除在运动目标检测中的应用，并将它应用于实际的交通监控视频，实现对运动目标的自动检测。

Supports surveillance, detection, assessment, and other security functions by providing a zone for installing intrusion detection equipment and closed-circuit television.

支持监测，检测，评估，和其他的安全功能提供了一个区安装入侵检测设备和闭路电视。

The results of liver function are comparable between the two detection systems, and the systematic errors between the two detection systems are clinically acceptable.

奥林巴斯AU1000和贝克曼CX7检测系统肝功能测定结果相关性良好，两系统之间的系统误差能为临床所接受。

Three TM/ETM+ image (1999, 2002, 2007) were used. Land use change areas were determined by using two change detection techniques of post-classification comparison and spectrum comparison. The resultant change images obtained by the two change detection methods were overlaid to obtain more accurate change information.

本研究选取了1999年、2002年与2007年3期的TM/ETM+遥感图像，采用分类后比较法对沽源县1999~2007年的土地利用变化进行信息提取，再通过两者的叠加分析，获得了较为理想的变化监测结果。

Detection: carbon-sulfur analyzer, oxygen analyzer, glazing machine, Rockwell hardometer, profile projector, surfagauge, scan electron microscope, laser conductometer, magna-check, universal measuring instrument, metallograph and image analysis system, abrasion tester, universal test machine and other advanced analysis and detection equipment and instruments.

检测类：碳硫分析仪、氧分析仪、试验室用抛光机、洛氏硬度计、轮廊投影仪、表面粗糙度测量仪、扫描电镜、激光热导仪、磁力探伤机、万能测量仪、金相显微镜及图像分析系统、磨损试验机、万能试验机及其它的先进的分析检测设备和仪器等产品类。

In the background of Rayleigh clutter, a new detection algorithm for clutter confidence upper limit setting and trajectory detection is put forward.

在瑞利杂波条件下，提出了杂波置信上限加航迹检测的新方法。

With TB/T2222—91 and the actual production,the concept and detection of the height difference of loadbearing planes on a container car are analyzed and discussed,practical detection methods are given out.

结合TB／T2222—91和生产实际情况，就集装箱车辆承载面高低差的概念及其检测进行了分析、探讨，提出了实用的检测方法。

In view of that conventional algorithms of collision detection spend a lot of detection time on complex polyhedrons, an algorithm to divide a convex polyhedron was presented and proved.

针对传统的碰撞检测算法对于复杂多面体之间的碰撞检测时间过长的缺陷，提出并证明了一种凸多面体的剖分算法，该算法能将复杂的凸多面体剖分为简单四面体，利用基于MPI(Mes-sagePassingInterface)并行处理的方法来提高碰撞检测的实时性。

This system combined the misuse detection with anomaly detection methods, classified the single event in the network based on Active Event Correlation, and correlatively analysed each sort of events.

该系统结合误用与异常检测技术，采用AEC的思想将网络中的单个事件进行分类，对每类事件进行纵向关联分析。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。