基于Sentinel-1/2影像的水稻种植面积提取方法研究

乔树亭,叶回春,黄文江,黄珊瑜,刘荣豪,郭安廷,钱彬祥

Study on Extraction Method of Rice Planting Area based on Sentinel-1/2 Image: A Case Study of Sanjiang Plain

Shuting QIAO,Huichun YE,Wenjiang HUANG,Shanyu HUANG,Ronghao LIU,Anting GUO,Binxiang QIAN

表4 不同方案水稻种植面积验证精度对比

Table 4 Comparison of rice planting area validation accuracy among different schemes

方案	面积精度 /%	生产者精度/%	用户精度 /%	总体精度 /%	Kappa 系数
①	87.67	77.06	90.61	85.24	0.702
②	92.03	79.05	90.30	86.35	0.723
③	94.30	79.89	90.30	86.84	0.733
④	89.49	85.38	88.48	89.18	0.776
⑤	83.21	77.64	95.76	87.08	0.742
⑥	88.83	80.00	95.76	88.56	0.770
⑦	96.46	81.61	95.45	89.42	0.786
⑧	90.45	86.46	94.85	91.88	0.834