在多媒体信号处理中,由于量化误差是输入信号的函数,使得语音信号产生信号失真和噪声调制。
In multimedia signal processing, quantization error is a function of input signal and it results in the audible distortion and noise modulation in the audio signals.
对声频复制来说,所以重要的事情都可以用四个参数来标出:噪音,频率响应,失真,时基误差。
Only four parameters are needed to define everything that matters for audio reproduction: Noise, frequency response, distortion, and time-based errors.
实验结果表明装置综合误差为0.1级,输出电压失真度小于0.5%,系统运行准确、数据传输可靠、操作方便及功能完善。
The running results show that the error of checking equipment is 0.1 and distortion is less than 0.5%. The system is simple, convenient, reliable in data transfer and accuracy control and so on.
灰度失真、噪声、几何失真等误差因数会影响匹配性能,本文给出了相对应的处理方法。
The error factors such as intensity distortion, noise and geometry distortion will affect matching performance, so the paper gives the opposite processing methods.
该算法使用一种新的基于高效排序的全邻预测算法,经过排序以后形成预测误差集合,可以在很低失真度的情况下嵌入数据。
This algorithm employed full-enclosing prediction based on a new high efficient sorting technique and results in a forecast error set after sorting, which could embed data with a low distortion.
提出均方误差最小意义上的最佳三维子带码率分配算法,该算法在任意给定码率限制条件下都能获得最优率失真性能。
An optimal subband rate allocation algorithm in mean-squared error (MSE) minimization sense was proposed, which achieves persistent optimal rate-distortion performance under any given rate constrains.
实验结果表明,复原后图像细节明显增加且失真小,算法可快速收敛于较小误差。
Experimental results indicate that, more detail is recovered in restoration image with few distortions, and algorithm converges to a small error quickly.
静态误差主要有轴系误差、编码器误差、电视传感器本身存在的时间滞后误差、光学结构中可测量的失真以及大气折射误差等;
Static error mostly includes shafting error, coder error, time-lag error by TV sensor, measure distortion by optics structure and atmosphere refraction error etc.
本文分析了复合互补 OTL电路最大不失真输出功率的计算误差、误差产生的原因,提出了计算误差的修正系数并推导了计算公式。
The calculating error of the maximum nondistortion output power and its causes in the OTL circuit is discussed in this paper, and the amendament pasameter and calculating formula is given.
在这种新率失真模型中,纹理因子与误差均值因子的联合加权值被用作新模型中的率失真因子。
In the new model, the joint weighted value of texture and mean-error factors is calculated as the distortion metric.
在这种新率失真模型中,纹理因子与误差均值因子的联合加权值被用作新模型中的率失真因子。
In the new model, the joint weighted value of texture and mean-error factors is calculated as the distortion metric.
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