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Removing different kinds of impulsive noise in image is systematically researched, and proposes three image removing noise filter based on fuzzy information processing technique, i e., fuzzy entropy-based filter for removing noise in multilevel image, histogram-based filter for removing salt and pepper noise in image, and histogram- based adaptive filter for removing image impulsive noise.

该章对图像中不同类型加性脉冲噪声的去噪问题进行了系统地研究和分析，提出了三种基于模糊信息处理的图像平滑去噪滤波器，分别为基于模糊熵的多值图像去噪滤波器、基于直方图的图像椒盐噪声滤波器、基于直方图和区域信息的自适应图像脉冲噪声滤波器。

Based on the existing ID-based signature, a new ID-based blind signature without trusted PKG is proposed. Meanwhile, a new ID-based proxy signature without trusted PKG is also proposed.

本文在已有基于身份无可信中心签名的基础上提出了一个基于身份无可信中心的盲签名，同时提出了一个基于身份无可信中心的代理签名。

So in this paper based on the characteristics and the optimum state theory of the vehicle, some kinds of control schemes are compared and discussed, and the fuzzy PID control scheme is adopted at last. The relation between air-cushion pressure and fan rotational speed on the optimum driving state is studied. The cushion pressure is used as controlled variable and the fan revolution is used as regulated variable. And transducer and fan motor are actuators.Based on the structure and operating properties of half-tracked air-cushion vehicle, the control system scheme and structure are presented. A control scheme using the self-tuning PID fuzzy logical controller is adopted. Fuzzy rules are set up and some researches have been done for fuzzy tuning method. At the same time the real-time measurement scheme by computer control is proposed, and electric circuits are designed. In the control system of half-tracked air-cushion vehicle cushion pressure P〓 is used as controlled variable and the fan speed n〓 as regulated variable.

因此本文以半履带式气垫车的特性和最佳工作状态理论为指导，通过对各种控制方法的比较与探讨，提出采用模糊PID控制方案，并且研究了在最佳工作状态下垫压及风机转速的关系，提出气垫压力作为控制参数，变频器和风机电机为执行机构，风机转速为调节量；主要进行了自整定模糊PID控制器的设计，研究了自整定PID模糊控制器的实现方法，编制了模糊控制规则，制定了模糊控制参数查询表，并分析了影响自整定模糊控制器相关的影响因素，确定了模糊控制表；为了实现半履带式气垫车的自动控制，还提出了计算机模糊控制系统的原理与结构，设计了相应的测量电路与控制软件。

Development, in the traditional access control based on the added attendance and surveillance technology, access control, attendance, and the whole monitoring system together, to reach more than one machine with the effect of real intelligence and security··in one system, even in the traditional analog monitor based on the combination of computer digital video and network communication technologies, has introduced an international leader in the digital real-time monitoring of products and through their own efforts with partners to create the cause of our nation's security.

发展，在传统门禁基础上增添考勤和监控技术，将门禁、考勤、监控系统整和到一起，使其达到一机多用的效果，真正实现智能与安全方范于一体的系统，更在传统模拟监控基础上、结合计算机数字视频及网络通讯技术，不断推出具有国际领先的数字化实时监控产品，并通过自身努力与合作伙伴共同缔造我们中华民族的安防事业。

Based on the analysis of features of image based NC machining technology, combined Information, Computer Vision and Image processing technology,an Automatic NC programming system was developed.

在分析基于图像数据的数控加工技术特点基础上，综合运用信息技术、计算机视觉技术和图像处理技术，开发了基于图像数据的数控自动编程系统。

The digital watermarking technology based on spatial domain has characterics of computer briefness and bagger embedded capability, so it has been abroad studied in the first stage of watermarking technology. But gradually it has been replaced by watermarking technology based on frequency domain because of its disadvantage of robustness.

基于空间域的数字水印技术具有运算简单，嵌入容量大的特点，在水印技术发展之初得到广泛研究，但因其鲁棒性太差而逐渐被变换域方法所代替。

Based on the Laser Doppler technology, Information technology, Image Recognition and Process tenology, the laser image characteritics of ultra-fine and non-spherical particles are studied. The laser image recognition method based on neural network theory are obtained. The associated hardware and computer software for analysis of the shape characteristics are developed. The shape characteristics of typical particles such as fire smoke particle and carborundum are studied by using such method. The results of this project are useful to develop the new reliable, accurate and rapid experimental diagnoses technology.

本项目综合应用激光多普勒技术、信息技术和计算机图像识别处理技术，研究了非球形超细微粒的激光影像形成规律，建立了基于神经网络理论的粒子形状特性测量方法并发展了相应的硬件系统及其计算分析软件，并利用该系统研究了火灾烟雾颗粒、金刚砂等典型非球形超细微粒的形状特性，已初步形成了可靠、准确、快捷的新型实验诊断方法，为进一步发展实用的非接触诊断技术提供条件。

The image-based measurement technique is one kind of novel noncontact measurement technique, which develops from the computer vision realm and primarily regards images as the carrier and means to detect or transfer the information. The image-based measurement technique can bring us the actual information of the examined object after dealing with the characters detected from the images.

基于图像的测量技术是从计算机视觉领域中发展起来的新型非接触测量技术，它主要是把图像当作检测和传递信息的手段或载体而加以利用的测量方法，通过提取图像的特征信号，最终从图像中获取被测对象的实际信息。

This article discusses how to drive mission-based approach,"University-based computer culture" teaching to enhance student awareness of active learning, as well as flexibility in the use of knowledge.

本文探讨了如何采用基于任务驱动的方法进行《大学计算机文化基础》的教学，提高学生主动学习意识以及灵活运用知识的能力。

Under the condition of PC cluster-based multi-projector tiled display wall,we design and develop a gesture-based interaction systemresorted to computer vision techniques and data glove devices.

在PC集群驱动的多投影显示环境下，设计并实现了一个基于计算机视觉技术和数据手套的手势交互系统(gesture-basedinteraction system，GBIS)。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样