This paper reviews the techniques that have been developed for error control and concealment in the past 10–15 years- 下载
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随着计算机技术和国际互联网的飞速发展，包括图像在内的各种多媒体数据的数量正以惊人的速度增长，人们很容易在多媒体信息海洋中迷失方向，如何从中有效地检索有用信息是一个很关键和迫切的问题。本文回顾了图像检索技术的发展状况，阐述了基于内容的图像检索的关键技术，结合认知心理学模型和智能科学技术，重点探讨了未来图像检索的发展方向和技术路线。 -with computer technology and the Internets rapid development, include images of various kinds of multimedia data volume is a phenomenal growth rate. it is very easy to multimedia information in the ocean lost direction, How can effectively retrieve useful information is a critical and urgent issue. This paper reviews the image retrieval technology development, elaborated on the content-based image retrieval of key technologies, cognitive psychology and the cognitive model of science and technology, with an emphasis on the image retrieval future direction of development and technical route. 下载
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IEC 61131-3是可编程序控制器的编程语言的标准，它将现代软件的概念和现代软件工程的机制与传统的PLC编程语言成功地结合，使它在工业控制领域的影响越出PLC的界限，成为DCS、PC控制、运动控制,以及SCADA的编程系统事实上的标准。本文综述了该标准成功的原因，它的优势和不足，目前和今后的发展，以及推广应用的活动。-PLC programming language standards, it modern software and the concept of the modern software engineering with the traditional mechanism of PLC programming language successfully integrated, it industrial control in the affected areas beyond the limits PLC, as DCS, PC control, motion control, the programming and SCADA system the de facto standard. This paper reviews the success of the standard reasons, the advantages and shortcomings, the current and future development and application activities. 下载
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一个毕业设计文档， 包括毕业论文正文，毕业设计评语，开题报告，论文格式 外文文献原文等-a graduate design documentation, including the text of thesis, graduated from design reviews, the problem that the report, The paper format of foreign literature, such as the original 下载
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