地理国情普查外业核查工作流程的设计与实现

摘要

地理国情普查外业核查对象包括地理国情要素和地表覆盖。本文论述了地理国情普查外业核查的特点，外业核查工作的主要内容、归类原则、关键技术及流程，重点阐述了地理国情普查外业核查中图斑 TAG 属性的判定准则及遥感解译样本采集方法，详细描述了地理国情普查外业核查流程及案例分析。本文所介绍的方法和流程可作为地理国情普查外业核查的一项有效技术手段。%The objects of the field verification of the first nationwide general survey of geographic conditions are the elements of Chinese geographical conditions and land cover classification.The paper describes the characteristics,content, principle of classification,key technologies and the workflow of the field verification of the first nationwide general survey of geographic conditions,emphasizes the determining criterion of polygons’TAG field property of the field verification and remote sensing sampling method,and analyzes the cases of the field verification in detail.The method and the workflow can be used as an effective technical means for the field verification of the first nationwide general survey of geographic conditions.