基于连续统去除法的水生植物提取及其时空变化分析——以官厅水库库区为例
汪星,宫兆宁(
),井然,张磊,金点点
),井然,张磊,金点点
Extraction of aquatic plants based on continuous removal method and analysis of its temporal and spatial changes—A case study of Guanting Reservoir
WANG Xing,GONG Zhao-Ning(),JING Ran,ZHANG Lei,JIN Dian-Dian
),JING Ran,ZHANG Lei,JIN Dian-Dian
图6. 不同类型水生植物影像灰度直方图统计结果。A, 归一化植被指数(NDVI)灰度影像。B, 连续统去除后短波红外1波段(SWIR1CR)灰度影像。
Fig. 6. The results of histogram of the gray histogram of different types of aquatic plants. A, Normalized differential vegetation index (NDVI) grey image. B, Short wave infrared 1 band, which was processed by continuum removal (SWIR1CR) grey image.
