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156
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HT
1991
ACM
15 years 7 months ago
1991
ACM
Hypertext systems are being used in many applications because of their flexible structure and the great browsing freedom they give to diverse communities of users. However, this s...
162
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GEOINFORMATICA
1998
15 years 3 months ago
1998
ally related entity types, or classes, into higher level, more abstract types, as part of a hierarchical classi®cation scheme. graphy, generalization retains the notion of abstrac...
209
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SSD
2009
Springer
15 years 10 months ago
2009
Springer
The range nearest-neighbor (NN) query is an important query type in location-based services, as it can be applied to the case that an NN query has a spatial region, instead of a lo...
152
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IEEEMM
2002
15 years 3 months ago
2002
an abstract model for information sharing and integration and use it to develop an architecture for building open, component-based, interoperable systems. A geographic information ...
122
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CANDT
2009
15 years 8 months ago
2009
Geographic information systems and online mapping technologies have been widely used for supporting participatory decision-making in local communities. However, limited studies ha...