【摘要】 空间数据不仅具有空间性、时间性、多维性、海量性、复杂性等特点,而且包含空间不确定性。同时,空间数据结构对数据在计算机中的组织方式和分布起决定性作用。更多还原

【Abstract】 Spatial data not only was spatial,temporal,multi-dimensional,complicated,but also was uncertain.Meanwhile,spatial data structure played a decisive role in computer organization and distribution.The study played a positive role for people to understand and deal with spatial data mining.更多还原