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Ziren Gao, Yi Shen, Jingsong Ma, Jie Shen and Jing Zheng
The comprehensive expression of indoor maps directly affects the visualization effect of the map and the user?s map reading experience. Currently, only the points, lines, and polygons of outdoor maps are used as objects of cartographic generalization. Th...
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Yuchang Sun, Jingsong Ma, Jiangfeng She, Qiang Zhao and Lixia He
Complex 3D building models, because of their huge data volume, almost always result in transmission congestion, which leads to poor user experience. To reduce the real-time transmission pressure, a novel view-dependent progressive transmission method was...
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Jing Zheng, Ziren Gao, Jingsong Ma, Jie Shen and Kang Zhang
The selection of road networks is very important for cartographic generalization. Traditional artificial intelligence methods have improved selection efficiency but cannot fully extract the spatial features of road networks. However, current selection me...
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Qiuyun Zhang, Dandan Lei, Qianqian Luo, Taoli Deng, Jingsong Cheng, Yutao Zhang, Peihua Ma
Pág. 21 - 27
Biodiesel was synthesized from oleic acid using Ni (II)-exchanged heteropolyacids immobilized on silica (Ni0.5H3SiW?/?SiO2?) as a solid acid catalyst. Based on detailed analyses of FT-IR, XRD, TG and SEM, the structural, surface and thermal stability of ...
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