基于Sentinel-2A与NPP-VIIRS夜间灯光数据的城市建成区提取

刘智丽, 张启斌, 岳德鹏, 郝玉光, 苏凯

Extraction of urban built-up areas based on Sentinel-2Aand NPP-VIIRS nighttime light data

Zhili LIU, Qibin ZHANG, Depeng YUE, Yuguang HAO, Kai SU

表3 不同数据源提取的城市建成区景观格局指数对比

Tab.3 Comparison of landscape pattern indexes of urban built-up areas extracted by different data sources

数据 TA/km2 TA.Diff/% LSI LSI.Diff/% AI/% AI.Diff/% NPP- VIIRS 1 149.01 24.12 3.73 28.17 91.68 -3.62 VANUI 1 079.00 16.55 3.39 16.49 98.35 3.39 BANUI 971.25 4.91 2.43 -16.49 97.66 2.66 验证数据 925.75 0 2.91 0 95.13 0