Preliminary Study on Estimating the High-temperature Particles Concentration from Smoke Images in Industrial SitesJunhao Rong, Yanqiu Huang, Yi Wang, Junwei Guo, Wenyang Wang, Lei Cao and Yihang ZhaoE3S Web Conf., 672 (2025) 04008DOI: https://doi.org/10.1051/e3sconf/202567204008