نتایج جستجو برای: driven facial animation
تعداد نتایج: 300139 فیلتر نتایج به سال:
Facial animation details like wrinkles or bulges are very useful for the analysis and the interpretation of facial emotions and expressions. However, outfitting a virtual face with expression details for real-time applications is a difficult task. In this paper, we propose a mono-camera acquisition technique of facial animation details and a technique which add a wrinkle map layer (fine-scale a...
The ability to analyze and reproduce specific-person facial expression is an important multimedia content service for mobile communication. In this paper, a novel three-layer facial animation model is presented for generating the personalized facial sketch animation, and the three layers are motion sequence layer, the reference shape layer, and the painting shape layer. Based on the model, a fa...
synthetic face’s behaviors must precisely conform to those of a real one. However, facial surface points, being nonlinear and without rigid body properties, have quite complex action relations. During speaking and pronunciation, facial motion trajectories between articulations, called coarticulation effects, also prove nonlinear and depend on preceding and succeeding articulations. Performance-...
Character facial animation is difficult because the face of a character assumes many complex expressions. To achieve convincing visual results for animation, 3D digital artists need to prepare their characters with sophisticated control structures. One of the most important techniques to achieve good facial animation is to use facial control interfaces, also called facial user interfaces, or ’ ...
synthetic face’s behaviors must precisely conform to those of a real one. However, facial surface points, being nonlinear and without rigid body properties, have quite complex action relations. During speaking and pronunciation, facial motion trajectories between articulations, called coarticulation effects, also prove nonlinear and depend on preceding and succeeding articulations. Performance-...
The emerging MPEG-4 standard specifies an objectbased audiovisual representation framework, integrating both natural and synthetic content. Tools supporting three-dimensional facial animation will be standardized for the first time. To support facial animation decoders with different degrees of complexity, MPEG-4 uses a profiling strategy, which foresees the specification of object types, profi...
This paper presents a novel data-driven expressive speech animation synthesis system with phoneme-level controls. This system is based on a pre-recorded facial motion capture database, where an actress was directed to recite a predesigned corpus with four facial expressions (neutral, happiness, anger and sadness). Given new phoneme-aligned expressive speech and its emotion modifiers as inputs, ...
We present a new interface for producing high quality web deliverable interactive 3D facial animation. We aim at providing visual artists with established 3D character animation tools and techniques not currently supported by web 3D technology. Such techniques are crucial to the creation of visually appealing web 3D content. We have developed a production tool (the Web Facial Expression Editor-...
We show that we can effectively and automatically fit a complex facial animation model to uncalibrated image sequences. Our approach is based on model-driven bundleadjustment followed by least-squares fitting. It takes advantage of three complementary sources of information: stereo data, silhouette edges and 2–D feature points. In this way, complete head models can be acquired with a cheap and ...
In this paper we describe methods for the generation of real-time facial animation for various virtual actor using high level-actions. These high-level actions allow the user to forget the technical side of the animation, and focus only on the more abstract, more natural, and intuitive part of the facial animation. The mechanisms developed to generate interactive high-level real-time animation ...
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