城市建成区遥感影像边界提取与扩张分析
邓刘洋, 沈占锋, 柯映明

Built-up Area Extraction and Urban Expansion Analysis Based on Remote Sensing Images
DENG Liuyang,SHEN Zhanfeng,Ke Yingming
图2 2017年虞城县中心城区研究区域影像图
Fig. 2 Remote sensing image of central city of study zone