Prediction of secondary cooling water flow and cast slab surface temperature based on wavelet weighted twin support vector machineChunyang Shi, Ruxin Zhong, Peng Sun, Zhicai Ma, Baoshuai Wang, Xinxin Yin and Shiyu GuoMetall. Res. Technol., 120 4 (2023) 404DOI: https://doi.org/10.1051/metal/2023049