图像处理

Especially, the techniques of image processing are used and developed in autocontrol, communication, scatheless test, resource reconnaissance, medical diagnosis, biological engineering very generally.

对于一个图像处理系统而言，图像分割性能的好坏往往直接决定该系统的图像处理性能。

The main content of the dissertation is designing and realizing the total scheme and frame of system software. The module of the input and output is designed by using the generally I/O of the multichannel buffered serial port to simulated the communication of I~2C bus. The Ping-Pong buffer is brought forward to resolve the problem of the data rate matching. The logic switch function is designed in the programmed logic devices. The data transmission rate is improved by using the DMA and the dual buffer mechanism. The system program self-loading is realized by the design of the self-leading program. Lastly, the dissertation analyzes the characteristic of LLL video and experimentalize with some typical image processing algorithm.

主要对系统软件的总体方案与框架结构进行设计实现，内容包括利用通用串行口模拟I~2C通讯实现输入／输出模块的设计，提出乒乓缓冲结构来解决数据的速度匹配问题，利用可编程逻辑器设计完成逻辑切换控制功能，利用DMA并行传输方式并设计双缓冲结构提高数据的传输速度，设计自引导程序来实现系统程序自加载，最后深入探讨了微光视频图像的特征说明了几种典型的微光图像处理算法的原理，参考这些处理算法设计能在高速视频图像处理器上实现的软件方法，并做了一部分相关的实验研究。

Image smoothing, which is a commonly used means of digital image processing, image templates are thinking.

图像平滑处理，这是一种常用的数字图像处理手段，都是用图像模板的思想。

The blind assisting target recognition system(written as 'SYSTEM' for short thereinafter) that is studied in paper is based on the technique of image processing and recognition. It is in virtue of the newest development production of modern image technique and machine vision, and is benefited from hominine thought, investigated with DSP. It works through all sorts of arithmetic of image processing and recognition technique.

论文所研究的助盲目标识别系统以图像处理与识别技术为理论基础，借助现代图像技术和机器视觉的最新发展成果，以DSP为硬件开发平台，充分借鉴人的思维活动方式，研究了图像处理与识别技术的各种算法。

Based on analyzing and comparing the characteristics of the present cutters, the material characteristics of Arundo Donaxl has tested and analyzed in this paper, and investigated a rotating chain-type saw-tooth cutter for stalks of tall-thick and harder crops , and developed a cutting test system including the rotating chain-type cutting tester system and transportation mechanism and the high-speed photography image collecting and processing system. Arundo Donaxl cutting test has been carried out and the cutting process of the Arundo Donaxl has been photographed on-line by the high-speed photography image collecting system.

本课题在比较分析现有切割器性能特征的基础上，试验分析了芦竹的物料特性；研究了用于高、粗、硬茎秆作物切割的回转链式锯齿形切割器；设计了包括回转链式芦竹切割器、芦竹夹持输送装置和高速摄像图像采集与处理系统的芦竹收割机切割试验系统；对芦竹进行了切割试验，并通过高速摄像图像采集系统在线记录了切割过程；运用自行设计开发的高速摄像分析及其序列图像处理软件，试验分析了影响芦竹切割质量和切割效率的因素。

In order to obtain the stem diameter,height,sweep and to accelerate the automatic measurement for trees,a automatic me- asurement system is developed based on digital image processing. The measurement system mainly consists of an image capturer, a viewing angle adjustor, two calibration rods and an adjustable vertical staff and a notebook PC computer.

为了有效地测取样树的胸径、树高、冠幅等参数，促进林木测量自动化，采用数字图像处理技术开发了一套林木自动测量系统，主要包括图像摄取仪、视角调节机构、测量标尺、笔记本电脑等硬件，测量计算软件则包含平视测量、仰视测量、图像处理、参数计算和林木生长情况评价等功能模块。

In the paper, a brand new measuring proposal which developed the foundation of conversional grating measurement has been introduced. It applies the electronic ocular (which essential element is CMOS image sensor) to the length measurement and uses the digital image processing technique subdivide the grating image in order to improve the distinguishability and accuracy of the system, and make the data processing, saving and transmission much more easier in the meantime.

本课题在现有的光栅计量基础上提出了一种全新的测量技术方案：结合现有的光栅计量技术，以电子目镜(核心元件为CMOS图像传感器)作为光电转换器件应用于长度测量系统，并采用计算机图像处理技术对测量的光栅图像进行数字化细分，以达到较高的系统分辨率及测量精度，并且使测量数据的处理、保存和传输更加简便。

The image processing unit performs an image processing for a CT image to be discriminable the deteriorating area from an area other than the deteriorating area.

上述图像处理部对上述CT图像进行图像处理，以便可以识别上述画质劣化区域和上述画质劣化区域以外的区域。

The elevational images could be obtained by resolving camera parameters and correcting digital images with numerical differential. Throughout image processing, the marks on the undercarriage wheels and airframe were high-accurately tracked and identified based on sub-pixel. The trace, velocity and other parameters of the undercarriage were gained by data processing.

同时，应用摄影测量原理，通过对摄影机的标校，获得了摄影机的参数；利用图像的数字微分纠正原理，对所摄图像进行修正和重建，得到摄影机的正摄影像，进而利用图像处理方法对起落架机轮及机身测量标志进行基于亚像素的跟踪判读；对判读数据进行处理，得到了飞机着陆道面段的运动轨迹、速度等数据。

The project was based on the influence to the asphalt mixture volumectric property by the different compaction method (Marshall Compaction, Roller Compaction, Gyratory Compaction, Vibratory Compaction), a great deal of the experiments has been done with the consideration of the pratical construction. A lot of studies were carried out, such as the study of asphalt mixture image inquiring technique--"Colour Method", the feasibility study of the application of the 2D digital image processing technique on the asphalt mixture and the utiliztion of this technique on the compacting properties analysis of asphalt mixtures. A good beginning and foundation was made for the application of the digital image processing method on the study of the 3D asphalt mixture voluemetric components constitute.

本项目以研究不同沥青混合料成型方法（马歇尔击实、轮碾压实、旋转压实、振动压实）对沥青混合料体积特性的影响作为切入点，结合实际工程，进行了大量试验，开展了&色彩法&沥青混合料图像获取技术研究、沥青混合料二维数字图像处理技术的可行性研究以及采用该技术分析沥青混合料压实特性等研究工作，取得了一系列研究成果，为采用数字图像处理技术解决三维沥青混合料体积组成特性开创了良好的开端，奠定了坚实的基础。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。