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浏览/检索结果: 共5条，第1-5条 帮助 限定条件 专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Reasoning about topological relations between regions with broad boundaries 期刊论文 international journal of approximate reasoning, 2008 Du, Shihong; Qin, Qimin; Wang, Qiao; Ma, Haijian 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/10 geographical information system  4-tuple representation  regions with broad boundaries  reasoning of topological relations  SPATIAL RELATIONS  QUERIES  OBJECTS  MODEL   Evaluating structural and topological consistency of complex regions with broad boundaries in multi-resolution spatial databases 期刊论文 information sciences, 2008 Du, Shihong; Qin, Qimin; Wang, Qiao; Ma, Haijian 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/10 geographical information system  complex regions with broad boundaries  topological relations  the closest-structure-level graph  consistency check  INFORMATION  MODEL  OBJECTS  SYSTEM   Road extraction from ETM panchromatic image based on dual-edge following 其他 2007-01-01 Ma, Haijian; Qin, Qiming; Du, Shihong; Wang, Lin; Jin, Chuan 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/10 road extraction  edge detection  dual-edge following  ETM panchromatic image  AERIAL   Description of combined spatial relations between broad boundary regions based on rough set 其他 2006-01-01 Du, Shihong; Qin, Qimin; Wang, Qiao; Ma, Haijian 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/13 broad boundary region  direction relation  topological relation   Description of combined spatial relations between broad boundary regions based on rough set 其他 2006-01-01 Du, Shihong; Qin, Qimin; Wang, Qiao; Haijian, Ma. 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/13