这种模型基编码方法不需要图象的先验知识,模型建立及方案实现较为简单。
By this scheme, neither any priori knowledge of an image is needed nor too much complicated techniques must be applied for model's construction or realization.
基于表情活动单元的人脸模型自动适配是极低码率可视电话模型基编码所必需的。
The automatic adaptation of a face model using action units is necessary for the model based coding of videophone sequences at very low bit rates.
除了图像分析合成,模型基编码中还有很重要的一个部分就是特定人脸模型的生成。
Besides image analysis and synthesis, model-based coding research still has an important direction to reconstruct an individual facial model.
在人脸序列的图象编码中,由于模型基编码方法可以获得高的主观图象质量和低的码率,因而受到广泛重视。
Model based facial image coding has received extensive attention due to its high subjective image quality and low bit rates.
将自适应迭代松弛搜索算法RSA引入到MPEG4模型基编码的三维运动参数估计中 ,解决了估计算法的稳健性问题 。
The problem of robustness in the estimation algorithm is solved by applying relax iterative search algorithm (RSA) to motion estimation of MPEG4 model based coding.
本文研究了MPEG - 4中人脸视频对象的模型基编码,对整个系统进行了全面的分析,将系统按编解码结构分成分析和合成两部分。
In this thesis, MPEG-4 model-based coding for facial video object is investigated. The whole codec system is generally discussed and divided into two parts of Analysis and Synthesis.
模型基图像编码自80年代初提出后,由于在低码率情况下有高的主观图像质量,作为视频编码的方法得到了广泛的重视。
Since the model based coding being presented from early 80's, it has got extensive attention as a video coding method due to high subject image quality and low bit rates.
模型基图像编码自80年代初提出后,由于在低码率情况下有高的主观图像质量,作为视频编码的方法得到了广泛的重视。
Since the model based coding being presented from early 80's, it has got extensive attention as a video coding method due to high subject image quality and low bit rates.
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