摘要
论述华北地区土地资源在TM图像上的特征和判读标志 ,经人机判读获得华北地区四省二市的土地资源数据 ,通过野外定点观测 ,对判读标志进行了修正 ,进一步完善华北地区四省二市的土地资源数据层面 ,使判读结果的正确率由平均 92 .9%提高到 96 7%。
The characteristics and interpretation keys of TM image for land resources of North China are mainly discussed. The land resource data for four provinces and two cities of North China are acquired by man-machine interpretation. The interpretation keys are revised and improved with field location observation, and the land resources data layer for four provinces and two cities of North China is further improved, which make the correct rate of interpretation result raise from 92.9% to 96.7%.
出处
《地理学与国土研究》
CSSCI
CSCD
2000年第4期68-72,共5页
Geography and Territorial Research
基金
国家攻关项目!(96 - 130 2 - 0 1- 0 3)
