长白山自然保护区生态环境质量的遥感评价
王士远, 张学霞, 朱彤, 杨维, 赵静瑶

Assessment of ecological environment quality in the Changbai Mountain Nature Reserve based on remote sensing technology
Shiyuan WANG, Xuexia ZHANG, Tong ZHU, Wei YANG, Jingyao ZHAO
表4 1995-2015年间RSEI等级变化检测
Tab.4 Change detection of remote sensing ecological index (RSEI) classes, 1995-2015
类别 级差 级面积/km2 类面积/km2 类比例/%
变差 -4 0.949 76.819 3.945
-3 7.665
-2 8.724
-1 59.480
不变 0 1082.462 1082.462 55.598
变好 1 717.931 787.670 40.457
2 68.811
3 0.921
4 0.007