threshold ratio的例句大全

The relation between the wavelet threshold and the signal-to-noise ratio in wavelet image denoise is presented. From many simulations of wavelet image denoise, the unimodal property between the wavelet threshold and the signal to noise ratio ( SNR) under different noise strength was developed.

本文研究了小波图像去噪过程中阈值与信噪比的关系，通过大量的仿真得出了小波图像消噪过程中，在不同的噪声强度下，信噪比与小波阈值之间存在单峰性的特征。

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In the testing, stress ratio near threshold region was high and crack closure effect was removed.

此方法在测出ΔKth时应力比R已经很高，实际上已不存在裂纹闭合效应的影响。

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The establishment of central threshold base speeds up the judgment and determination of threshold and the sensitivity of judgment threshold is improved by floating threshold, thus enhances the recognition ratio of the system.

建立中心阈值库以加快判别阈值的确定，用浮动阈值提高判别阈值的机敏度，提高系统的识别率。

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The first one adjusts the ratio between the global exploration capability and the local exploitation capability randomly, whereas the second one investigates the velocity threshold setting with individual-charactered behavior inspired from biological background.

第一种策略在算法运行过程中随机调整全局搜索与局部搜索的比例；第二种策略则从生物学背景出发，探讨具有个性化行为的最大速度上限调整策略。

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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。

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The larger the mass ratio and the smaller the stiffness ratio, the lower the threshold rotating speed of instability.

质量比越大，刚度比越小，产生不稳定的门坎转速越低。

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The experiment results show that the threshold velocity is affected by the ratio of roughness coefficient of ice cover and bed.

试验表明：冰盖下泥沙起动流速与冰盖及槽底糙率的相对比值有关。

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The new edge detection algorithm is proposed based on the experiment of median filter, Canny detector, Ratio detector and two-threshold link. The algorithm is put the characteristics of the speckle in SAR image into consideration.

针对合成孔径雷达图像中斑点噪声的特性，基于中值滤波方法，并结合Ratio算子、Canny算子和双阈值连接三种处理方法，提出一种综合的边缘检测算法。

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having issued a torrent of credit over the past three years, chinese banks are now working to attract enough funding to keep their loan-to-deposit ratio below the 75 per cent regulatory threshold.

过去3年里，中国各银行发放了海量的贷款。如今，它们正想方设法吸收足够的存款，以使自己的贷存比低于75%这一监管门槛。

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Influence of Speed Ratio on Rattling Threshold Speed of a Gear System with Time-Varying Meshing Stiffness

传动比对齿轮时变系统拍击门槛转速的影响

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The mathematical model with threshold pressure gradient and injection-production ratio is constructed when the formation pressure change linearly on the base of material balance principle.

利用物质守恒原理，建立地层压力线性变化趋势下考虑启动压力梯度和注水强度影响的渗流数学模型。

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The optimal hedge ratio is estimated by using threshold regression model in this paper.

提出了利用门限回归模型来估计最佳套期比率的方法。

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After obtaining the operating characteristics of the sequential detector, the relations among the retransmitting probability of beam-pointing, detectable signal-to-noise ratio and a detection threshold ( or a quantization threshold) are quantitatively described, and the guideline for the rational use of radar's energy is offered.

所建立的检测器工作曲线，定量地描述了波束位置补照概率、检测信噪比与检测门限（或量化门限）的关系，为合理使用雷达能量提供依据。

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Everbright's core capital adequacy ratio was 8.11 per cent at the end of the first quarter, up from 2011 but below the 8.5 per cent threshold that the Chinese banking regulator wants banks to achieve in coming years.

截至第一季度末，光大银行的核心资本充足率为8.11%，高于2011年水平，但不到中国银监会要求各银行在未来几年达到的8.5%这一门槛。

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Choose a Compression Ratio and Threshold Value.

选择一个压缩比率和一个初始限额值threshold。

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When the threshold value of selecting factor was fixed in 3, the helper T ceIls ( CD4), estradiol ( E2), xylose excretion rate and A& G ratio were selected as the diagnostic factors for the deficient fundamental types.

将选剔因子（F）的阈值定为3时，本虚证型选出辅助性T细胞（CD4）、雌二醇（E2）、木糖排泄率、白/球蛋白比值等指标作为诊断因素；

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utilizing equivalent external cavity approximation model, the influence of peak reflectivity and bandwidth of optical bragg grating on characteristic of fbg-ecl were analyzed, which included output optical power, threshold current, side-mode suppression ratio and so on.

根据FBG-ECL的等效腔模型，讨论了光纤光栅反射率、带宽对FBG-ECL的输出功率，阈值特性、边模抑制比等静态特性的影响。

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by comparing the results with ground observation, the ndvi ratio method with certain threshold was selected.

经过与实测数据的对比分析，最终选择了比率阈值法和合适的阈值。

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Image coherent ratio threshold is introduced as the end conditions of denoising.

在医学图像去噪中，为了解决稀疏自适应去噪问题，引入了图像相干比阈值作为医学图像去噪的结束条件。

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CNOOC, one-seventh the size of PetroChina by market capitalisation, could drop$ 20bn before its ratio of net debt to equity nudged over 30 per cent, the usual threshold for alarm.

按市值计算，中海油的规模只有中石油的七分之一，但即便中海油砸下200亿美元，其净债务与股本比率也只会略微超出30%这一通常的警戒线。

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