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基于延时数字摄影测量的积雪过程4D监测技术研究
刘俊峰1(), 陈仁升1,2, 韩春坛1, 郭淑海1, 刘章文1, 王学良1,3, 卿文武4
Snow surface monitoring from 4D structure from motion photogrammetry
Junfeng LIU1(), Rensheng CHEN1,2, Chuntan HAN1, Shuhai GUO1, Zhangwen LIU1, Xueliang WANG1,3, Wenwu QING4

图3. 利用DOD获取的2020年11月21日积雪分布及雪深分布频率

Fig. 3. The spatial distribution of snow depth and distribution frequency of snow depth calculated based on DOD data, on November 21, 2020: spatial distribution of snow depth (a); distribution frequency of snow depth (b)