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客观质量
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  objective quality
     Study on Objective Quality Assessment Method for Digital Video
     数字视频客观质量评估方法研究
短句来源
     263/MPEG-4, the new rate control scheme implements effectively control andimproved subjective and objective quality.
     263/MPEG-4编码标准建议的码率控制策略及本文提出的改进算法,实现了输出码率的有效控制,并改善了重建图像的主、客观质量
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     Objective Quality Evaluation for Speech Coding Systems
     语音编码系统的客观质量评估
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     The simulation showed better subjective and objective quality can be achieved by the approach.
     仿真实验结果表明,按照文章的方法进行码率控制可以取得更好的主观和客观质量
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     The experimental results on an MPEG-2 codec show that the algorithm efficiently reduces the ringing effect and improves video subjective quality while keeping the video average bitrate and video objective quality almost unchanged.
     在 MPEG- 2编解码器上的实验结果表明 ,该算法在保持视频平均码率和客观质量几乎不变的情况下可以有效地消除环效应 ,提高视频主观质量。
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  object quality
     according quality etc; broad sense object quality includes sense quality ? system quality?
     其中 ,狭义客观质量包括需要质量、特性质量、符合性质量等三类质量特征 ,广义客观质量包括感官质量、体系质量、声誉质量、服务质量、创新质量、人本质量等六类质量特征。
短句来源
     The paper introduces the way to evaluate the voice quality of mobile telecommunication system and elaborate the disadvantage of traditional language quality, emphasize the living testing example of object quality of evaluate way. At the same time, it introduced the EFR technology which improved the language quality.
     本文主要介绍了移动通信系统的语音质量评估方法, 对传统语音质量评估方法的缺陷进行了阐述,并且强调了客观质量评估方法的测试实例,同时对引入EFR技术对语音质量的改善进行了分析。
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  “客观质量”译为未确定词的双语例句
     Up to 14 Printed Image Quality Atributes were difined in ISO 13660 Standard, which are intended to make objective evaluation on image quality.
     ISO 13660标准定义了14种印刷图像的质量属性,用于评价图像的客观质量
短句来源
     Both subjective and objective simulations under the 3GPP/3GPP2 conditions show that the proposed algorithm a little outpe$orms that in the H.264 referece algorithm and based on directional interpolation.
     并与参考软件中误码掩盖算法和基于方向插值的误码掩盖算法在3GPP/3GPP2环境下进行比较,主观效果和客观质量 PSNR都略有提高。
     The objective image quality evaluation of DCT(discrete cosine transform) compressed images is usually achieved using MSE(mean square error) and PSNR(peak signal to noise ratio) with the geometric degradation of images out of consideration, which is the very key to the optical measurement system based on position information.
     离散余弦变换 (DCT)压缩图像的客观质量评价通常采用均方误差 (MSE)和峰值信噪比 (PSNR) ,而缺乏对图像几何衰变的考虑 ,这正是基于位置信息的图像测量系统的关键。
短句来源
     Results obtained by computer simulation and analysis of the experimental data show that with nearly the same subjective and objective image quality as the Block Truncation Coding Method, the compression ratio is increased to 6.1-6.36 and the effect of eliminating the white noise is evident.
     计算机模拟实验与数据分析的结果表明,在图象主、客观质量基本保持不变(相对于分块截断编码方法)的前提下,此方法使编码后的压缩比提高到6.1~6.36,并对消除白噪声有明显的作用。
短句来源
     5. Researched the external quality assessment method of digital video, gave different indexes of the image sequence definition and liquidity degree about digital video structure conversion, there is consistent between the result of experiment and subjective assessment.
     5.对数字视频客观质量评价方法进行了研究,计算机仿真给出了不同数字视频结构及其转换结果的清晰度、流畅度等指标,结果和主观评价的视频效果比较是一致的。
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  objective quality
A new metric that measures the objective quality of the image based on the detected watermark bit is introduced, which does not require the original unmarked image for watermark detection.
      
This paper presents a group of new objective quality measures for segmentation evaluation and compares their performances.
      
This paper presents an objective quality assessment algorithm special for binary images.
      
Experimental results demonstrate that our proposed preprocessing algorithm can significantly improve both subjective and objective quality.
      
This study compared the subjective and objective quality of life and needs of patients with paranoid schizophrenia between inner city areas in Berlin (69 patients) and London (75 patients).
      
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  object quality
increase or decrease in spike frequency) was associated with object quality.
      
Thus, fish perceive capacitive properties as a separate object quality.
      
Electric polarity thus extends the "palette" of dielectric properties used by this fish to evaluate object quality, direction, and distance.
      
The animals were trained on a series of 6-trial object quality learning set problems followed by a series of 10-trial object quality learning set problems.
      
High ranking animals made more intraproblem errors than low ranking animals on the 6-trial problems, but there was no relationship between social status and the rapidity with which the object quality learning set was established.
      
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An adaptive block truncation coding method is proposed. Results obtained by computer simulation and analysis of the experimental data show that with nearly the same subjective and objective image quality as the Block Truncation Coding Method, the compression ratio is increased to 6.1-6.36 and the effect of eliminating the white noise is evident.

本文提出一种自适应分块截断编码方法。计算机模拟实验与数据分析的结果表明,在图象主、客观质量基本保持不变(相对于分块截断编码方法)的前提下,此方法使编码后的压缩比提高到6.1~6.36,并对消除白噪声有明显的作用。

This paper deals primarily with the adaptive method of image data compression. For a given monochrome digital image with low detail, an adaptive DCT data compression method is given and compared with adaptive DPCM method. The results of experiment have shown that the compression ability of adaptive DCT coding method is better than the DPCM. The performance of adaptive DCT coding is insenstive tO the statistics of the input image.

本文探讨图象数据压缩的自适应DCT方法,针对给定细节较少的输入图象的特点,给出一种自适应DCT分区编码压缩处理方案。计算机仿真试验结果表明,此方案使数据压缩的效果和输出图象的主、客观质量得到了较大的改善。

Some common objective quality evaluation measures for speech coding systems are compared in this paper.It is concluded that LPC CD (linear predictive coding cepstrum distance) is the the most effective measure for approximating subjective evaluation value.The LPC CD measure is discussed in detail.

本文比较了几种常见的语音编码系统客观质量评估方法,得出 LPC CD(法线性预测编码倒谱距离法)是一种最接近主观评估结果的客观质量评估方法的结论,并对 LPC CD 法作了详细的介绍。

 
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