| 1. | Peak signal to noise ratio , psnr 通过比较降噪前后的峰值信噪比 |
| 2. | The experimental results and psnr value verify the validity of the proposed algorithm 实验结果的主观质量及峰值信噪比( psnr )值表明了算法的有效性。 |
| 3. | This method not only quickens the coding speed , but also improves the peak value signal - to - noise ratio ( psnr ) 不仅加快了编码速度,而且提高了图像的峰值信噪比( psnr ) 。 |
| 4. | The experiment results indicates that the algorithm can improve the psnr and reduce the encoding time 实验结果表明:本算法能有效提高峰值信噪比和减少编码时间,提高了压缩效率。 |
| 5. | The simulation results show that with this algorithm we can achieve significant time reduction while maintaining the psnr and bit rate 实验表明,本算法在编码性能下降可忽略的情况下,使编码时间有显著减少。 |
| 6. | Experiments are performed on monochrome and color image sequences , and performance is measured by the peak signal to noise ratio ( psnr ) 最后分别对单色和彩色图像序列进行了实验,利用峰值信噪比( psnr )来度量算法的性能。 |
| 7. | Experimental results show that the model can achieve higher psnr than 3d - escot . while at the same time keeping all the advantages of 3d - escot 实验结果表明:利用这种模型获得的psnr高于3d - escot模型。同时也具有3d - escot模型的优良性质。 |
| 8. | In a word , the method put toward in this paper makes the speed faster , improves psnr and compression ration in a certain degree so it is an effective image coding 另外,对原始图像在进行小波变换前平滑滤波以提高小波变换后的压缩比率。 |
| 9. | 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。 |
| 10. | Compared with the tm5 method , the rate control algorithm can not only increase the encoding images psnr , but also solve the scene change problem 给出的码率控制算法与传统的tm5算法相比,不仅使编码生成的图像信噪比有所提高,而且解决了场景切换问题。 |