As trust becomes increasingly important in software domain, software trustworthiness--as a complex high- composite concept, has developed into a big challenge people have to face, especially in the current open, dynam...As trust becomes increasingly important in software domain, software trustworthiness--as a complex high- composite concept, has developed into a big challenge people have to face, especially in the current open, dynamic and ever-changing Internet environment. Furthermore, how to recognize and define trust problem from its nature and how to measure software trustworthiness correctly and effectively play a key role in improving users＇ trust in choosing software. Based on trust theory in the field of humanities and sociology, this paper proposes a measurable S2S （Social-to-Software） software trustworthiness framework, introduces a generalized indicator loss to unify three parts of trustworthiness result, and presents a whole metric solution for software trustworthiness, including the advanced J-M model based on power function and time-loss rate for ability trustworthiness measurement, the fuzzy comprehensive evaluation advanced-model considering effect of multiple short boards for basic standard trustworthiness, and the identity trustworthiness measurement method based on the code homology detecting tools. Finally, it provides a case study to verify that the solution is applicable and effective.展开更多
以LF精炼炉的智能测温需求为背景,运用高温红外图像技术和西门子PLC设计一套智能测温装置,并对装置控制系统进行软硬件设计开发。采用模块化设计方法,利用Visual Studio 2017开发环境下的MFC框架开发了基于视觉的智能测温软件系统,优化...以LF精炼炉的智能测温需求为背景,运用高温红外图像技术和西门子PLC设计一套智能测温装置,并对装置控制系统进行软硬件设计开发。采用模块化设计方法,利用Visual Studio 2017开发环境下的MFC框架开发了基于视觉的智能测温软件系统,优化了精炼过程中的测温工序,同时系统的远程控制与图像可视化大大提高了作业效率,降低了测温成本。测试结果表明,该系统能够满足LF精炼炉智能测温的功能需求,系统运行稳定,人机交互效果良好,可视化程度高,具有很高的实用性,对钢铁冶金行业在LF精炼炉测温环节的自动化和智能化提供了参考。展开更多
为提高某型航空发动机机械液压式燃油调节器试验台的试验效率、测试精度及可靠性,研制一种基于面向仪器设备的PCI扩展(PCI eXtensions for Instrumentation,PXI)总线的计算机测试系统。结合PXI总线技术特点,基于测试系统的技术要求和功...为提高某型航空发动机机械液压式燃油调节器试验台的试验效率、测试精度及可靠性,研制一种基于面向仪器设备的PCI扩展(PCI eXtensions for Instrumentation,PXI)总线的计算机测试系统。结合PXI总线技术特点,基于测试系统的技术要求和功能要求,给出系统的总体结构,详细介绍以美国NI公司PXI系统为核心的硬件设计,以及采用MicrosoftVisual Basic与NI Measurement Studio结合实现软件设计。展开更多
基金This work was supported by the National Natural Science Foundation of China under Grant No. 90818021, the HeGaoJi Program of China under Grant No. 2012zx01039-004-46, and the Information Security Program of National Development and Reform Commission of China under Grant No. 2012-1424.
文摘As trust becomes increasingly important in software domain, software trustworthiness--as a complex high- composite concept, has developed into a big challenge people have to face, especially in the current open, dynamic and ever-changing Internet environment. Furthermore, how to recognize and define trust problem from its nature and how to measure software trustworthiness correctly and effectively play a key role in improving users＇ trust in choosing software. Based on trust theory in the field of humanities and sociology, this paper proposes a measurable S2S （Social-to-Software） software trustworthiness framework, introduces a generalized indicator loss to unify three parts of trustworthiness result, and presents a whole metric solution for software trustworthiness, including the advanced J-M model based on power function and time-loss rate for ability trustworthiness measurement, the fuzzy comprehensive evaluation advanced-model considering effect of multiple short boards for basic standard trustworthiness, and the identity trustworthiness measurement method based on the code homology detecting tools. Finally, it provides a case study to verify that the solution is applicable and effective.
文摘以LF精炼炉的智能测温需求为背景,运用高温红外图像技术和西门子PLC设计一套智能测温装置,并对装置控制系统进行软硬件设计开发。采用模块化设计方法,利用Visual Studio 2017开发环境下的MFC框架开发了基于视觉的智能测温软件系统,优化了精炼过程中的测温工序,同时系统的远程控制与图像可视化大大提高了作业效率,降低了测温成本。测试结果表明,该系统能够满足LF精炼炉智能测温的功能需求,系统运行稳定,人机交互效果良好,可视化程度高,具有很高的实用性,对钢铁冶金行业在LF精炼炉测温环节的自动化和智能化提供了参考。
