空间数据多尺度表达 spatial data multi-representation
The research on the theories and methods of electronic map’s multi-scale representation is brought forward as a new study project to rise to the challenge.
电子地图的多尺度表达正是在这种呼声中应运而生的新的研究课题。
参考来源 - 电子地图多尺度表达的理论与方法的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
对地理要素的多尺度表达（多重表达）是当前多尺度空间数据库领域的研究热点之一。
The multi-scale representations (multi-representations) for geographical entities is one of research focuses in the field of multi-scale spatial database.
本文探讨了地理空间要素多尺度表达在几何层次、实体层次、属性层次方面的多尺度表现特征。
The hierarchical characteristics in multi-representations for geographical features were explored, namely multi-geometries hierarchy, multi-entities hierarchy and multi-attributes hierarchy.
在此基础上分析了海洋锋的多尺度表达和海洋锋信息在各个尺度间的分布特征，并探讨了利用最佳尺度进行海洋锋提取的可行性。
Based on the above, ocean fronts's multi-denoted and ocean fronts's features distribution on serial scale space are analyzed and the extracting ocean fronts by the optimal scale is discussed.
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