基于多时相中分辨率时间过程特征的江汉平原棉花种植面积变化监测
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尤慧, 高华东, 苏荣瑞, 刘凯文, 肖玮钰
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Monitoring the Changes of Cotton Plantation Area Based on the Multi-temporal Middle Resolution Features of Temporal Process in Jianghan Plain
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YOU Hui,GAO Huadong,SU Rongrui,LIU Kaiwen,XIAO Weiyu
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表2 2012年3种作物的NDVI值统计表 |
Tab. 2 The NDVI statistics of three crops in 2012 |
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影像 时间 | 作物 类型 | 平均值 (M) | 标准差 (D) | M+D (最大值) | M-D (最小值) | 2012-05-12 | 中稻 | 0.304714 | 0.032654 | 0.337368 | 0.272060 | 棉花 | 0.297284 | 0.038867 | 0.336151 | 0.258417 | 晚稻 | 0.132896 | 0.052232 | 0.185128 | 0.080664 | 2012-07-02 | 中稻 | 0.814182 | 0.037437 | 0.851619 | 0.776745 | 棉花 | 0.424456 | 0.062608 | 0.487064 | 0.361848 | 晚稻 | 0.205091 | 0.073252 | 0.278343 | 0.131839 | 2012-07-30 | 中稻 | 0.790761 | 0.030821 | 0.821582 | 0.75994 | 棉花 | 0.734289 | 0.045935 | 0.780224 | 0.688354 | 晚稻 | 0.45214 | 0.046766 | 0.498906 | 0.405374 | 2012-08-08 | 中稻 | 0.657455 | 0.03216 | 0.689615 | 0.625295 | 棉花 | 0.714886 | 0.029092 | 0.743978 | 0.685794 | 晚稻 | 0.525734 | 0.018519 | 0.544253 | 0.507215 | 2012-09-28 | 中稻 | 0.348423 | 0.03674 | 0.385163 | 0.311683 | 棉花 | 0.374898 | 0.067973 | 0.442871 | 0.306925 | 晚稻 | 0.666095 | 0.025196 | 0.691291 | 0.640899 |
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