基于ArcGIS建库数据精度和拓扑容差的讨论——以林地“一张图”落界数据为例

【摘要】 讨论基于ArcGIS建库数据精度和拓扑容差,及《林地保护利用规划林地落界技术规程》标准的执行,明确了拓扑容差与相关标准的关系,确定了有些县(市)林地"一张图"落界和林地年度变更工作,无法如期通过验收的根本原因。更多还原

【Abstract】 Discussed about the accuracy and topology tolerance within the ArcGIS database,the work complied with that standard Technical regulations for defining forest land border in forest land planning on protection and utilization,determined the relationship between the topology tolerance and this standard.Found the prime fail cause of"one map"for defining forest land border and the forest land annual changing in certain county.更多还原