psnr造句

• Peak signal to noise ratio , psnr
  通过比较降噪前后的峰值信噪比
• 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。
• 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 ) 。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• The experimental results demonstrate that the new denoising algorithm substantially surpasses those based on wavelet transforms , both visually and in terms of psnr
  仿真结果表明，这种算法不仅比传统基于小波变换的各种滤波算法有更高的psnr值，而且能更好地保持图像细节。
• Experiment results show that in low bit rate environment , the new image compression scheme performs better than jpeg in the aspects of perception and psnr ( peak signal noise ratio )
  实验结果表明该算法在低码率下，相比jpeg ，获得了在视觉效果和峰值信噪比方面更好的恢复图像质量。
• Comparing with the traditional coding , the experimental results show that the global motion compensation coding can save up to average 50 % in total bit - rate and improve the psnr by 2 - 4db
  与现有编码器相比,全局运动补偿编码可以平均节约50 %的码流,同时重建图像的质量平均提高2 - 4db 。
• The cause of formation , attribute and distribution of error signal are taken into no account , so the two pictures which have the same psnr may be very different in human eyes
  第一部分为图像视觉心理质量的度量,这部分将影响图像质量的心理因素模型化,定量的计算其带给图像的质量损伤。
• Improving traditional cross - subband method of morphology compression algorithm . implement an embedded image coder which is mcgsd having the functions of progressive transmission , arbitrary truncation etc
  其psnr值与流行的小波编码器相比，性能相当，某些比特率时甚至超过许多流行的小波编码器。
• Simulation results show that the ringing artifacts around the image are reduced , the main information is preserved , and the peak signal to noise ratio ( psnr ) is higher than the known methods
  仿真计算表明,该方法可有效抑制图像边界的振铃效应并保护了图像的重要信息,并且比现有的方法具有更高的峰值信噪比。
• On the other hand , image quality measures haven ’ t been improved correspondingly . the most popular image quality assessment ( iqa ) is still traditional methods whose representative is psnr ( peak signal - to - noise ratio )
  在对图像质量要求愈来愈高的今天,传统的图像质量评价算法已无法提供令人满意的结果,成为图像处理技术的薄弱环节。
• Based on adaptive quad - tree fractal image encoding scheme , the concept and algorithm of peak signal noise ratio ( psnr ) based on the fractal codes is put forward , and is used to match the similarities between images
  本文以自适应四叉树分割的分形图像编码为基础，提出了图像的分形码峰值信噪比的概念和算法，在无须解码的情况下，直接对分形码来量化图像间的相似性。
• Experimental results show that our method can improve the average video quality psnr by 0 . 3 - 0 . 5db in comparison with the existing ordered truncating method . furthermore , in view of the lack of video traffic model which can characterize the statistical
  对比实验结果表明,采用了联合率失真优化后的码率控制方法比原有的按顺序截断方法可提高平均视频质量psnr0 . 3 - 0 . 5db 。
• Experimental results show that the estimation error of snr and psnr is less than 1 db . according to this relationship , we design an adaptive insertion strategy that can be employed to embed watermarks in natural images with assigned snr or psnr
  建立了分块dct变换域密信信号嵌入深度与含密图象客观降质评估量之间的关系，得到了可以实现恒降质信息隐藏的嵌入深度估计公式。