A Method for Data Denoising and Smoothing Based on DAS VSP. - Xiaohan Qiao; Chen Wang; Wenan Zhao; Weitao Wang; Xiang Sui; Guangqiang Liu; Chunmei Yao; Shouling Liu; Na Wan; Xianggui Kong; Hong Zhao; Fengming Mou; et al. (IEEE Trans. Instrum. Meas., 2025)