%0 Journal Article %T Soft sensor of iron tailings grade based on froth image features for reverse flotation %A Zhang, Dingsen %A Gao, Xianwen %A Qi, Wenhai %J Transactions of the Institute of Measurement and Control %V 44 %N 15 %P 2928-2940 %@ 0142-3312 %D 2022-11-01 %I SAGE Publications %~ DeepDyve