摘要
详细阐述在Arc GIS中利用擦除(Erase)、联合(Union)、标识(Identity)等工具处理林地年度变更数据的流程和方法,以及在全国林地更新工具软件中完成数据质量检查、统计等的流程和方法。
This paper elaborates the processes and methods of forestland annual change data by using these tools such as Erase,Union and Identity in Arc GIS Software. Moreover,the processes and methods for data quality checking and counting on national forestland renewal tool software also introduced briefly.
出处
《林业调查规划》
2015年第6期58-65,共8页
Forest Inventory and Planning
关键词
林地年度变更
数据处理
林地数据库
变化图斑
数据质查
成果制作
forestland annual change
data processing
database of forestland
variation diagram
data quality examines
result making
