Remote Sensing Technology and Application, Volume. 39, Issue 5, 1284(2024)
Study on Crop Extraction and Monitoring in Rice Growing Area of Sanjiang Plain based on GEE Cloud Platform
Figures & Tables(9)
Fig. 3. Map of rice planting area change in Sanjiang Plain，2014
Fig. 4. An interannual comparison between the mean RGI of the perennial growing season and the RGI of the same period in 2022
Fig. 5. Results of rice growth difference evaluation from June to August 2022
Fig. 6. Statistical chart of RGI difference of each city（county） in Sanjiang Plain from June to August 2022
Fig. 7. Dynamic monitoring map of rice growth in Sanjiang Plain from 2021 to 2022
Table 1.
Evaluation table of average accuracy of three classification results from 2014 to 2021 View tableView in ArticleTable 1.
Evaluation table of average accuracy of three classification results from 2014 to 2021 分类方法 用户平均
精度/%
生产者平均精度/% 总体平均
精度/%
Kappa系数均值 支持向量机 79.8 78.1 86.7 0.731 随机森林 89.7 88.3 94.5 0.853 分类回归树 85.3 84.8 91.3 0.803
Table 2.
Statistical table of rice production from 2020 to 2022 View tableView in ArticleTable 2.
Statistical table of rice production from 2020 to 2022 年份 参照年 预估年 2020年 2021年 2022年 总产量 1 603.24 1 679.76 1 733.96
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Xiaokang ZUO, Jiajun LIU, Shengmei FENG, Dianfan GUO, Miao LI. Study on Crop Extraction and Monitoring in Rice Growing Area of Sanjiang Plain based on GEE Cloud Platform[J]. Remote Sensing Technology and Application, 2024, 39(5): 1284
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Received: Mar. 24, 2023
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Published Online: Jan. 7, 2025
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