Some Thoughts on Virtual Geographic Environments
lin hui1; xu bing-li1; 2(1.institute of space and earth information science; the chinese university of hong kong; hong kong; 2.state key laboratory of remote sensing science; institute of remote sensing applications of chinese academy of sciences; beijing 100101; china)
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Estimating Forest Volume Using ENVISAT ASAR Data
zhu hai-zhen1; pang yong2; yang fei3; li yan-hua1(1.institute of civil engineering and architecture; langfang normal college; langfang 065000; 2.research institute of forest resource and information technology; chinese academy of forestry; beijing 100091; 3.langfang second municipal engineering company; langfang 065000; china)
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Integrating Ajax Approach into WebGIS
wu yun-chao1; 2; wang wen3; 1; niu zheng1; song guo-jun3(1.state key laboratory of remote sensing science; institute of remote sensing applications of chinese academy of sciences; beijing 100101; 2.graduate university of chinese academy of sciences; beijing 100049; 3.school of environment and natural resources; renmin university of china; beijing 100872; china)
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Large-Scale Wind Speed Simulation Based on DEM
shi tong-guang1; yan ye-chao2; wang lin-lin3; wang zhi-yong3(1.rs & gis laboratory of shandong architecture university; jinan 250101; 2.northeast institute of geography and agricultural ecology; cas; changchun 130012; 3.college of population; resources & environment; shandong normal university; jinan 250014; china)
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Modification to and Experiments on QuaPA Spatial Coding Method
wu li-xin1; 2; yin qian2; cai zhen-feng2; che de-fu1(1.institute for gis/rs/gps and digital mine research; northeastern university; shenyang 110004; 2.institute for gis/rs/gps and subsidence engineering research; china university of mining and technology; beijing 100083; china)
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