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基于“谷歌+SAR”卫星影像开展联合无控测图的方法研究 被引量:1
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作者 陈源源 汤志强 吴芳 《测绘技术装备》 2015年第4期17-19,共3页
SAR测图技术是目前唯一可以在测绘困难地区实现全天时、全天候快速测图的一种遥感测绘手段。但由于国内SAR卫星影像几何定位精度低,无法满足困难地区的无控测图要求。为此,现提出基于"谷歌+SAR"卫星影像开展联合无控测图的方... SAR测图技术是目前唯一可以在测绘困难地区实现全天时、全天候快速测图的一种遥感测绘手段。但由于国内SAR卫星影像几何定位精度低,无法满足困难地区的无控测图要求。为此,现提出基于"谷歌+SAR"卫星影像开展联合无控测图的方法,并选取不同区域的SAR影像开展无控测图试验,验证了该方法的可行性。 展开更多
关键词 谷歌影像 SAR影像 联合测图
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浅述数字测图中的几点体会 被引量:1
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作者 田利 廉晓琪 德龙 《矿山测量》 2008年第3期21-22,共2页
通过应用RTK与全站仪联合测图作业的实践,对联合测图作业特点、观测方法及精度进行了总结,论述了RTK与全站仪联合测图作业的可行性及应用时掌握的原则。
关键词 数字 RTK 全站仪徊联合测图
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浅谈GPS-RTK联合全站仪在地形测量中的优越性 被引量:2
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作者 林鸿宁 《福建冶金》 2017年第5期12-14,共3页
在野外复杂的测区环境中,单独使用全站仪或GPS-RTK的测量方法已经难以满足人们对效率和成本的要求,而采用GPS-RTK联合全站仪的作业方法,可以使两者优势互补,既保证精度又能提高作业效率。本文结合实例介绍了GPS-RTK联合全站仪在野外地... 在野外复杂的测区环境中,单独使用全站仪或GPS-RTK的测量方法已经难以满足人们对效率和成本的要求,而采用GPS-RTK联合全站仪的作业方法,可以使两者优势互补,既保证精度又能提高作业效率。本文结合实例介绍了GPS-RTK联合全站仪在野外地形测量中的优越性,并对其作业流程做了简单阐述。 展开更多
关键词 GPS-RTK 全站仪 联合测图 优越性
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Joint detection method of pornographic images with skin-like color background
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作者 唐朝伟 Leng Zhenfeng +2 位作者 Shao Yanqing Tang Hui Zhou Xu 《High Technology Letters》 EI CAS 2012年第2期132-138,共7页
A novel approach is proposed to automatically detect pomographic images with skin-like color background on the Intemet using the locations of human faces and bodies. It has two separate skin-color detection steps: th... A novel approach is proposed to automatically detect pomographic images with skin-like color background on the Intemet using the locations of human faces and bodies. It has two separate skin-color detection steps: the first one is to quickly detect the potential human skin-color regions; and the second one is to use an off-the-shelf face detector to locate a human face and then apply hypothesis testing based on series of assumptions which take into account the face-height ratio, body orientation and modem photograph composition common sense, etc. After that, a template matching method is used to further discriminate normal images or pornographic ones. Experimental results show that the proposed method has high precision and real time speed. 展开更多
关键词 face detection pornographic image skin-like color background skin-color detection template matching
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A Joint Model of Device Load and User Intention in Load Monitoring 被引量:1
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作者 Bin Yang 《Journal of Energy and Power Engineering》 2012年第11期1835-1842,共8页
In this paper, a concept for the joint modeling of the device load and user intention is presented. It consists of two coupled models, a device load model to characterize the power consumption of an electric device of... In this paper, a concept for the joint modeling of the device load and user intention is presented. It consists of two coupled models, a device load model to characterize the power consumption of an electric device of interest, and a user intention model for describing the user intentions which cause the energy consumption. The advantage of this joint model is the ability to predict the device load from the user intention and to reconstruct the user intention from the measured device load. This opens a new way for load monitoring, simulation and prediction from the perspective of users instead of devices. 展开更多
关键词 Device load model user intention model joint modeling finite state machine.
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