The use of hidden Markov models(HMM) for faces is motivated by their partial invariance to variations in scaling and by the structure of faces.是什么意思_The use of hidden Markov models(HMM) for faces is motivated by their partial invariance to variations in scaling and by the structure of faces.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句