This study systematically collected user comments related to the topic "Apollo Go" on the Douyin platform using Python-based automated web scraping technology. By developing efficient scraping scripts
The data comes from the real spread data of rebar and hot coil futures in the Chinese futures market. The time span is from December 4, 2020 to March 15, 2023, with a total of 184529 sets of data.
A systematic monitoring network was established across the southwestern agricultural regions of the North China Plain, comprising 70 sampling sites distributed along river systems. The study employed
