| 1. | Study on quantization of h . 263 video coder decoder 263视频编解码器中量化过程的研究 |
| 2. | Buffer control of video coder based on r - q model 模型的视频编码缓存控制技术 |
| 3. | Quick algorithm for bch error - correcting decoding of h . 261 video coder recommendation 前向纠错码的快速算法 |
| 4. | Video object segmentation and two kinds of object - oriented video coder 视频对象分割与两种面向对象的视频编码器 |
| 5. | Building a matching pursuit video coder based on visual fidelity 建立一个基于视觉保真的匹配跟踪视频编码方案。 |
| 6. | As a kernel module of a video coder , the rate control algorithm directly influence on the code efficiency and video quality 码率控制算法作为视频编码器中的核心部分,直接影响到视频编码器的效率和视频质量。 |
| 7. | Experiments are carried out by using the two - state markov network model for scalable image and video coders 然后,利用上下界估计最优的交织器参数,从而避开了求解每一候选交织器参数对应的失真优化解所带来的耗时大的问题。 |
| 8. | Experimental results show that this formula improves the speed of video coder at the same psnr without damaging the image quality 实验表明,本文的改进算法非常有效,避免了大量冗余计算,在保证图像质量的同时提高了编码效率,提高了压缩比。 |
| 9. | Meanwhile , with the intercross and penetration of different knowledge , wavelet theory has applied to many other fields successfully . for example , in the video coding , with the multiresolutional nature of wavelet analysis , three dimensional wavelet video coding has been shown to be competitive with standard coders . although 3 - d wavelet video coder usually require a larger buffer and incur a longer delay than standard coders , an important feature of the 3 - d wavelet approach is the support of scalabilities in the compressed video 同时,随着各门学科间的相互交叉与渗透,使得小波理论成功地在许多领域得到了广泛的应用。例如,在视频方面,由于小波本身的多分辨率的数据结构为支持可伸缩编码提供了一个良好条件,所以与标准视频编码相比,小波编码方法具有更大的发展前景。 |
| 10. | Decades of years , the tool of wavelet analysis does well in the research area of digital image process , but the performance of wavelet - based video coders is inferior to that of dct - based video coders . this thesis studies the video coder based on wavelet and is absorbed in the motion estimation in the wavelet domain 近二十几年来发展起来的小波技术在图像编码方面取得了瞩目的成果,但在视频编码方面还处于研究阶段,目前基于小波的视频编码器性能比不上基于dct的视频编码器性能。 |