The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Bookmark and Share
A Method of Automatic Coastline Extraction Based on Multi-spectral Image of TH-1
Author(s): 
Pages: 58-62
Year: Issue:  4
Journal: Hydrographic Surveying and Charting

Keyword:  遥感影像海岸线自动提取水平集归一化水体指数面向对象分割;
Abstract: 针对常规人工海岸线测量方法耗费人力物力、效率低、工作环境相对危险,难以快速反映海岸线动态变化的问题,提出一种基于天绘一号卫星多光谱影像的海岸线自动提取与分类方法.所提方法首先结合NDWI指数和水平集模型实现全自动水边线提取,然后采用面向对象分割技术和空间拓扑关系提取临海地物基元,最后结合遥感影像海岸线解译标志建立决策树完成临海基元的分类与海岸线提取.实验表明,海岸线提取结果能够作为1∶2.5万海图测制与更新的参考数据.
Related Articles
No related articles found