“…[6][7][8][9][10] At present, there are many research results on the state evaluation of electric equipment, while the evaluation approaches for better understanding the real-time state of a distribution equipment are still studied at the fundamental level. In addition to commonly used methods, such as expert scoring and fuzzy comprehensive evaluation, [11][12][13] in recent years, many new evaluation methods have been proposed, such as artificial neural network, 14 text mining technology, 15 support vector machine, 16 gray target theory, 17 cloud models, 18 and so on.…”