The work described in this article was supported by the Key Program of National Natural Science Foundation of China(grant no.40730527);the National High Technology Research and Development Program of China(key‘863’no.2010AA122202);the National Natural Science Foundation of China(grant no.41001223);the Direct Grant of The Chinese University of Hong Kong(grant no.2021064).
Many of the world’s powerful and wealthy nations,including China,have devoted both large amounts of funding and considerable promotion to lunar research and exploration.The launch of Chinese Chang’e-1 satellite and ...
The work described in this article was supported by the Key Program of National Natural Science Foundation of China(Grant No.40730527);the National Natural Science Foundation of China(Grant No.41001223,Grant No.41101439);the open fund from the Guangdong Key Laboratory for Urbanization and Geo-simulation in Sun Yat-sen University.
The sharing of geographical analysis models is of crucial importance for simulating geographic processes and phenomena in the current geographical information systems(e.g.Digital Earth),but there remain some issues th...
supported by the National Natural Science Foundation of China (41171300, 40730527 and 40801149);the National High Technology R & D Porogram of China (2009AA12Z205)
Seamless multidimensional handling and coordinate-free characteristics of geometric algebra (GA) provide means to construct multidimensionally-unified GIS computation models. Using the multivector representation for b...