Realistic and expressive computer facial animation

Computer facial animation still remains a very challenging topic within the computer graphics community. In this project, a realistic and expressive computer facial animation system is developed by automated learning from Vicon system facial motion capture data. Data captured from real speaker ar...

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Main Author: Chan, Choong Seng.
Other Authors: Tsai Flora S
Format: Final Year Project
Language:English
Published: 2010
Subjects:
Online Access:http://hdl.handle.net/10356/40702
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-407022023-07-07T17:27:26Z Realistic and expressive computer facial animation Chan, Choong Seng. Tsai Flora S School of Electrical and Electronic Engineering A*STAR Institute for Infocomm Research Dr. TANG HUAJIN DRNTU::Engineering Computer facial animation still remains a very challenging topic within the computer graphics community. In this project, a realistic and expressive computer facial animation system is developed by automated learning from Vicon system facial motion capture data. Data captured from real speaker are used which would make the mapped facial animation more natural and lifelike. The dimensions of facial motion capture data with different emotions are collected using Vicon Nexus are reduced using dimensionality reduction techniques. The purpose of reduce the dimensions of the data is to prepare them to be used in the construction of the Phoneme-Independent Expression Eigenspace (PIEES) in the modeling stage. Programs are written using Matlab to perform dimensionality reduction techniques on the data. The quality of the resulting data is evaluated by computing the Root Mean Square Error. After that, the resulting data from Matlab is converted to .C3D format using C3Deditor. Ultimately, the emotions data in .C3D format are mapped to a 3D animated face using Autodesk MotionBuilder 2009. Our experiments demonstrate that the approach presented can effectively synthesize realistic expressive facial animation. The approach presented can be used for various applications to generate natural expressive and realistic facial animation, for example, generating a personal avatar for different users. Bachelor of Engineering 2010-06-18T03:32:06Z 2010-06-18T03:32:06Z 2010 2010 Final Year Project (FYP) http://hdl.handle.net/10356/40702 en Nanyang Technological University 62 p. application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic DRNTU::Engineering
spellingShingle DRNTU::Engineering
Chan, Choong Seng.
Realistic and expressive computer facial animation
description Computer facial animation still remains a very challenging topic within the computer graphics community. In this project, a realistic and expressive computer facial animation system is developed by automated learning from Vicon system facial motion capture data. Data captured from real speaker are used which would make the mapped facial animation more natural and lifelike. The dimensions of facial motion capture data with different emotions are collected using Vicon Nexus are reduced using dimensionality reduction techniques. The purpose of reduce the dimensions of the data is to prepare them to be used in the construction of the Phoneme-Independent Expression Eigenspace (PIEES) in the modeling stage. Programs are written using Matlab to perform dimensionality reduction techniques on the data. The quality of the resulting data is evaluated by computing the Root Mean Square Error. After that, the resulting data from Matlab is converted to .C3D format using C3Deditor. Ultimately, the emotions data in .C3D format are mapped to a 3D animated face using Autodesk MotionBuilder 2009. Our experiments demonstrate that the approach presented can effectively synthesize realistic expressive facial animation. The approach presented can be used for various applications to generate natural expressive and realistic facial animation, for example, generating a personal avatar for different users.
author2 Tsai Flora S
author_facet Tsai Flora S
Chan, Choong Seng.
format Final Year Project
author Chan, Choong Seng.
author_sort Chan, Choong Seng.
title Realistic and expressive computer facial animation
title_short Realistic and expressive computer facial animation
title_full Realistic and expressive computer facial animation
title_fullStr Realistic and expressive computer facial animation
title_full_unstemmed Realistic and expressive computer facial animation
title_sort realistic and expressive computer facial animation
publishDate 2010
url http://hdl.handle.net/10356/40702
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