发明名称 QUERYING SPATIAL EVENTS IN A VEHICLE NETWORK, AND OPTIMIZED QUERIER
摘要 A method of querying spatial events in a vehicle network includes receiving, by a processing device, a query condition of a user; in response to reception of the query condition of the user, determining context information of a position where the user locates; and according to the query condition of the user and the context information of the position where the user locates, querying an index table recording correspondence between terminal nodes of roads in a road map and spatial events to obtain spatial events meeting the query condition of the user.
申请公布号 US2013262434(A1) 申请公布日期 2013.10.03
申请号 US201313798987 申请日期 2013.03.13
申请人 INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 DONG WEI SHAN;DUAN NING;HU KE;LI LI;SUN WEI;SUN XI;WANG ZHI HU
分类号 G06F17/30 主分类号 G06F17/30
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