Much progress has been made in the field of computer animation, hut the task of animating the human facehas alwavs remained a major challenge. The two chief difficulties of implementing realistjc human face ammation a...Much progress has been made in the field of computer animation, hut the task of animating the human facehas alwavs remained a major challenge. The two chief difficulties of implementing realistjc human face ammation are:how to buld up a medel over the complex and irregular surface of human face and how to reflect the differences bi-tween specific human faces. This paper focus on the latter problem, according to the facial features of a given person,global and local transformation is applied to accomplish the medification from the general neutral face model to the giv-en neutral face model. Afier this, an algorithm of vector displacement space tramfomation is designed to generate theprimary expressions of the given face, all these hase on the hypothesis that both the neutral and the primary expres-sions of the general face model have already been constructed. A practical approach is explored in this paper to solvethe subect of realistic given human faee animation.展开更多
文摘Much progress has been made in the field of computer animation, hut the task of animating the human facehas alwavs remained a major challenge. The two chief difficulties of implementing realistjc human face ammation are:how to buld up a medel over the complex and irregular surface of human face and how to reflect the differences bi-tween specific human faces. This paper focus on the latter problem, according to the facial features of a given person,global and local transformation is applied to accomplish the medification from the general neutral face model to the giv-en neutral face model. Afier this, an algorithm of vector displacement space tramfomation is designed to generate theprimary expressions of the given face, all these hase on the hypothesis that both the neutral and the primary expres-sions of the general face model have already been constructed. A practical approach is explored in this paper to solvethe subect of realistic given human faee animation.
