微不足道
发表于 2025-3-28 17:19:53
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道学气
发表于 2025-3-28 22:46:54
J. Mark Ware,Christopher B. Jones,Geraint Ll. Bundy
incite
发表于 2025-3-29 01:32:19
Michela Bertolotto,Leila De Floriani,Paola Marzano
Bricklayer
发表于 2025-3-29 05:08:05
Paola Magillo,Leila De Floriani,Elisabetta Bruzzone
circuit
发表于 2025-3-29 09:22:31
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Hla461
发表于 2025-3-29 13:14:34
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引导
发表于 2025-3-29 16:33:26
Providing spatial navigation for the World Wide Web,advantages of both. In our system, presently implemented at the Georgia Institute of Technology, a textual virtual environment is combined with the WWW to create a mirror space to a part of the WWW. Navigating this virtual environment users also navigate the WWW, but in a spatial way. The system sup
LAIR
发表于 2025-3-29 19:59:35
,Structural analysis of geographic information and GIS operations from a user’s perspective,sk level, the semantic level, the syntactic level, and the interaction level. This paper concludes that the four conceptual models can provide direct mappings from users‘ concepts to data objects, whereas functions at the task and semantical levels appear to fit well into users‘ models for procedure
abracadabra
发表于 2025-3-30 02:21:20
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Etching
发表于 2025-3-30 07:52:16
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