路网移动对象聚集索引技术
冯钧1, 史涯晴1,2, 唐志贤1, 芮彩华1

Aggregation index technique of moving objects in road networks
FENG Jun1, SHI Ya-qing1,2, TANG Zhi-xian1, RUI Cai-hua1
图7 #cod#x003b5; 对DSD+查询精度的影响
Fig.7 Effect on the query accuracy of DSD+ about #cod#x003b5;