نتایج جستجو برای: facial animation

تعداد نتایج: 75517  

2007
LIU Yanghua

Realistic personalized face animation mainly depends on a picture-perfect appearance and natural head rotation. This paper describes a face model for generation of novel view facial textures with various realistic expressions and poses. The model is achieved from corpora of a talking person using machine learning techniques. In face modeling, the facial texture variation is expressed by a multi...

2005
Fabian Di Fiore Frank Van Reeth

In this paper, our objective is to assist a graphical artist throughout the creation of stylised facial animations that exhibit characters with a handdrawn look and resemble real life without mimicking it. To this end, we present a hybrid approach combining benefits from performancedriven facial animation and user-controlled 2D modelling and animation techniques. Once we capture the movement an...

2002
Irene Albrecht Jörg Haber Kolja Kähler Marc Schröder Hans-Peter Seidel

We introduce a facial animation system that produces real-time animation sequences including speech synchronization and non-verbal speech-related facial expressions from plain text input. A state-of-the-art text-to-speech synthesis component performs linguistic analysis of the text input and creates a speech signal from phonetic and intonation information. The phonetic transcription is addition...

Journal: :Journal of Visualization and Computer Animation 1991
Steve DiPaola

We describe, in case study form, techniques to extend the range of facial types and movement using a parametric facial animation system originally developed to model and control synthetic 3D faces limited to a normal range of human shape and motion. These techniques have allowed us to create a single authoring system that can create and animate a wide range of facial types that range from reali...

Journal: :Int. J. Imaging Systems and Technology 2003
Peter Eisert

MPEG-4 supports the definition, encoding, transmission, and animation of 3-D head and body models. These features can be used for a variety of different applications ranging from low bit-rate video coding to character and avatar animation. In this paper, an entire system for the analysis of facial expressions from image sequences and their synthesis is presented. New methods for the estimation ...

2004
Demetri Terzopoulos Yuencheng Lee

Facial animation has a lengthy history in computer graphics. To date, most efforts have concentrated either on labor-intensive keyframe schemes, on manually animated parameterized methods using FACS-inspired expression control schemes, or on performance-based animation where facial motions are captured from human actors. As an alternative, we propose the fully automated animation of faces using...

2012
Peter Drahoš

In the recent years the average performance of computers increased significantly partly due to the ubiquitous availability of graphics hardware. Photorealistic rendering of human faces is no longer restricted to offline rendering and use in movies. Even portable machines and to some degree high-end mobile devices offer enough performance to synthesize photorealistic facial animation in real tim...

2009
Alun Evans Marco Romeo Marcelo Dematei Josep Blat

Facial animation of 3D characters is frequently a time-consuming and repetitive process that involves either skeleton-rigging or pose-setting for morph targets. A major issue of concern is the necessity to repeat similar tasks for different models, re-creating the same animation system for several faces. Thus there is a need for reusable methods and tools that allow the introduction of automati...

2010
Narendra M Patel Mukesh Zaveri Zhigang Deng Jackie Neider Tom Davis Thierry Guiard-Marigny Nicolas Tsingos Ali adjoudani Christian Benoit

In this paper, we proposed a parametric model based facial animation synthesis. In the proposed algorithm various facial expressions are generated using the parametric models and the novelty of the algorithm is that new expressions can be generated by blending selected expressions. A complete parameterized model for faces would allow the animator to create any facial image by specifying the app...

2011
Chunyu BAO Ee Ping ONG Arthur NISWAR Zhiyong HUANG

This paper presents a novel expressive facial animation system based on a motion captured data stored in a database. Unlike common data-driven facial animation systems which only use mo-cap data of one expression at a time, our system can use data of more than one expression. Thus, the system can create a complex expression when the virtual human is talking. Using our method, the resulting faci...

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