noise criterion
英 [nɔɪz kraɪˈtɪəriən]
美 [nɔɪz kraɪˈtɪriən]
网络 噪音标准; 噪声标准
双语例句
- The results show that this method can eliminate the noise in the signal more effectively than the ANC method based on least mean square ( LMS) criterion.
结果表明，该方法比基于最小均方误差准则的自适应噪声抵消方法更能有效地消除信号中的噪声。 - According to noise measurements and their result analyses of the under-seat cylindrical perforated outlets, presents that the manner of air supply meets the allowable noise criterion and can be applied to the HVAC of theatres.
摘要通过对剧院座椅下圆柱型多孔送风器噪声的测试及其结果分析，指出这种送风器的噪声能符合剧院允许噪声标准，可以在剧院空调中应用。 - On Noise of Inland River Ships and its Criterion
内河船舶噪声及其衡准意见 - Application of avalanche noise detection as a criterion for surface breakdown mechanism of high& voltage silicon p+ pnn+ junctions
雪崩噪声鉴别法在高压硅P~+PNN~+结表面击穿机理判定中的应用 - This is the basis of the research of low frequency noise annoyance and its evaluation criterion completely in urban community in the future.
这些研究工作为今后更加深入和全面地研究居住区低频噪声烦恼度及其评价标准问题提供基础资料。 - The optimization model based on MSE criteria is presented in this paper because optimal stack filters base on MAE criterion cannot suppress noise of images perfectly. Adaptive genetic algorithms are used to optimize optimal stack filters based on MSE criterion.
由于基于MAE准则的最优层叠滤波器不能很好地去除图像噪声，本文建立了基于MSE准则的最优层叠滤波器优化模型，并且利用自适应遗传算法实现了其优化。 - We also quantitatively estimate each noise component in the model by using the criterion of maximum likelihood estimation.
采用最大似然估计准则，定量估计了模型中的各噪声分量。 - An on-line iterative blind adaptive algorithm based on the maximum signal-to-( interference plus noise) ratio ( SINR) criterion is proposed to improve the performance of the smart antenna in DS-CDMA systems.
给出了基于最大化信号对干扰和噪声的功率比（MSINR）准则的盲自适应波束形成在线递推算法，旨在提高DSCDMA系统中智能天线的性能。 - Through analyzing main testing methods for motor vehicle noise both at home and abroad, the author determines that the noise emitted by accelerating motor vehicles as the primary criterion for the valuation of total vehicle noise.
在分析了国内外主要汽车噪声测试方法后，认为加速行驶车外噪声为考核汽车整车噪声的主要指标。 - Methods: Based on Markov random fields model of noise, a iteration algorithm was presented by using maximum a posteriori ( MAP) criterion.
方法：根据马尔科夫随机场图像模型，利用最大后验概率准则（MAP），提出一种迭代松弛分割算法。 - What makes it different from the former adaptive threshold setting rules is that it is not based on the conventional CFAR criterion but on a novel constant equivalent signal to noise ratio ( CESNR) criterion.
与以往自适应门限设定方法不同的是，它不是基于传统的恒虚警概率判决准则，而是基于一种新颖的恒等效信噪比准则。 - In the proposed method, proper instrumental variables are constructed to suppress the effects of noise on the detection performance, and a useful criterion for detection is derived based on the asymptotical analysis of the orthogonality between signal and noise subspace.
构造适当的辅助变量减轻甚至消除噪声对检测性能的影响.对信号子空间和噪声子空间的正交性进行了分析得出新的估计准则。 - The result shows that the urban noise mainly results from people noise and traffic noise is the major pollution source of environmental noise. The noises in type 3& 4 areas of the criterion go high beyond the standard.
结果表明：丽水市区噪声污染主要是生活和交通噪声，三类和四类标准区噪声超标率较高。 - So we discuss how the difference of orthogonal and linearity of wavelet effect the image denoising. In the case of universal threshold by estimating the amount of noise and texture of image, bring forward an criterion to select the wavelet basis for image denoising.
本文在全局阈值的标准下，通过对噪声水平和图像纹理特征的估计，讨论了小波基的正交性和线性相位性对去噪结果的不同影响，提出了选取小波基的近似标准。 - This paper firstly presents two criteria: residual noise energy and signal distortion criterion to evaluate the degrees of noise suppression and signal distortion.
本文首先提出了客观评价噪声压缩效果的两个指标：残余噪声能量和信号畸变指标。 - Taking the design of cylindrical interference connection as an example, this paper carried out an analysis and study on the influence of firmness for ordinary fuzzy optimal design affected by controllable factors and noise factors, and presented the feasible criterion of firmness for conditions of fuzzy restraint.
以圆柱面过盈联接设计为例，对可控因素和噪声因素对普通模糊优化设计的稳健性影响进行了分析研究，给出了模糊约束条件的可行稳健性准则； - However this will not indicate that the measures of evaluation is good or bad, in fact what decides evaluation result of aircraft noise's ration is evaluation criterion value.
进行飞机噪声影响评价相差8dB以上的结果，但这并不意味着两者评价方法不同产生优劣矛盾，其实真正决定飞机噪声评价结果是否合理在于评价标准的限值大小。 - Combined the characteristics of TD-SCDMA, the corresponding algorithms based on Maximum Signal to Noise Ratio criterion and Maximum Signal to Interference and Noise Ratio criterion are investigated thoroughly.
结合TD-SCDMA系统的特点，深入研究了最大信噪比（MSNR）准则和最大信干噪比（MSINR）准则的下行波束赋形算法。 - Noise Criterion and Controlling Countermeasure on Variable Air Volume Air-Conditioning System
变风量空调系统噪声评价及其控制对策 - And in building 6, the farthest to the noise source, the result was 30db ( A), reached the O national criterion of sanatorium.
相隔的3号楼噪声测试结果均未超过国家标准，远隔其噪声的院内6号楼则噪声仅为30dB（A），达到国家0类疗养区标准。 - Experimental results show that template matching has an excellent peak distribution. The proposed tracking algorithm exhibits good precision and robustness in the presence of noise, deformation and occlusion. ( 3) Image matching similarity criterion is the critical factor of visual tracking.
实验结果表明，模板匹配具有良好的峰值特性，算法在跟踪目标存在变形、噪声、遮挡时也可以达到比较理想的跟踪效果。（3）图像匹配相似度指标是视觉跟踪领域中的决定因素。 - Power criterion and probability criterion are brought forward to evaluate blanket jamming and deception jamming evaluation separately, Mathematics model of the noise jamming which is the main manner of the blanket jamming is set up basing on the power criterion.
提出了分别用功率准则和概率准则评价压制性干扰效果和欺骗性干扰效果的方法。 - Notice that the correlation time of leak signal and noise is different, we propose using the linear prediction based on noise whitening criterion and the method of self adapting noise cancel to divide signal and noise.
该方法利用泄漏信号与干扰噪声在相关时间上的不同将二者分开，通过基于噪声白化准则（EWC）的线性预测（LP），和自适应噪声抵消（ANC）来实现。 - A range anomalies reduction algorithm of laser imaging radar range image based on surrounding criterion is proposed. Firstly, the noise is detected based on surrounding criterion. Then using a combining median filter with weighted mean filter, the noise reduction is carried out on range image.
提出了基于包围准则的距离反常噪声抑制算法，根据包围准则检测噪声，结合中值滤波和加权均值滤波，达到噪声抑制目的。 - Finally, based on the noise characterization technique, we presented the irradiation failure criterion and basic measurement process of polysilicon conductive materials.
最后，基于噪声表征技术，本文给出了多晶硅导电材料辐射损伤的失效判据和基本测试流程。 - The algorithm utilizes the difference between the number of harmonics speech and non-Gaussian noise to discriminate them. By using the normalized kurtosis as discrimination criterion, the algorithm can effectively discriminate speech and non-Gaussian noise.
该方法利用线性预测残差域的归一化峰度作为判别准则来表征语音和非语音信号在谐波数量上的差异，可以有效地区分语音和非高斯噪声。 - Using the orthogonality between signal vector and noise subspace, the power spectrum estimation algorithm based on matrix eigenvalue decomposition can accurately estimate power frequency components and low-frequency decaying component, and the system noise has no great effect on the accuracy of criterion.
基于矩阵特征分解的功率谱估计算法利用信号向量与噪声子空间的正交性，可以准确估计出工频稳态分量和非工频衰减分量，且受系统噪声影响很小。 - The noise sequences are judged by the pruning criterion and confidence interval, and compared with the results of other sequence alignment to eliminate noise interference in the final result.
通过剪枝判据和置信区间辨别出噪声序列并保留，再与其他序列比对完成后生成的序列进行比对，进而判断剪枝，得到最终的序列比对结果，从而消除了结果中的部分噪声干扰。 - In chapter two the concept of digital image processing and classification, the mathematical model of the noise image, classification and denoising evaluation criterion are introduced, and several conventional methods of filtering noise are reviewed.
第二章概述了数字图像处理的概念及分类，噪声图像的数学模型、分类与去噪评价标准，并介绍了几种传统的噪声滤除方法。 - Our country institutionalizes noise environmental impact assessment on airports by technical induce, the criterion is based on the forecast model and assessment method which put forward by ICAO.
我国以国际民航组织提出的预测模型与评价方法为基础，以技术导则的形式对民用机场飞机噪声环境影响评价进行规范。