阈值
- threshold;threshold value
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(1) [threshold value]
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(2) 在自动控制系统中能产生一个校正动作的最小输入值
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(3) 刺激引起应激组织反应的最低值
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作者提出的差分阈值跳跃算法使R波检测速度成倍提高;
An algorithm known as differential threshold leap furthur improves the detection speed of R-wave .
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抗焦虑治疗后感觉阈值有所增高(P0.05)。
The threshold was elevated after anti-anxiety treatment ( P 0.05 ) .
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SURE准则的图像小波阈值去噪
Image Denoising with Wavelet Threshold Based on SURE Rule
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针对随机早期检测算法(RED)参数配置困难的问题,提出了一种自适应阈值RED(SATRED)主动队列管理算法。
Random early detection ( RED ) is an effective algorithm for active queue management .
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我们针对医学图像的模糊特点和实际应用的要求,结合模糊连接度阈值分割和模糊C均值聚类两种分割方法的优点,提出一种新的交互式医学图像分割方法。
Considering the fuzzy character of medical images and requirement of practicability , we present a two-stage interactive image segmentation method .
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利用基于小波多尺度分解阈值去除MRI图像噪声可以取得较好的效果。
This paper presents a wavelet-based multiscale products thresholding scheme for noise suppression of magnetic resonance images .
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对Sin信号进行分析也采用软阈值;
To Sin signal , also adopts soft threshold ;
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弱视眼静态视野光敏感度阈值及P一VEP变化特点的研究
Study on the light sensitivity threshold in the static perimetry and the caracters of P-VEP
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直方图模糊约束FCM聚类自适应多阈值图像分割
Adaptive Multi Thresholds Image Segmentation Based on Fuzzy Restrainted Histogram FCM Clustering
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直肠内球囊扩张时,A组引起腹部收缩的最小容量阈值略低于B组,无明显统计学差异(P>0.05)。
The perception threshold of group A was slightly lower than that of group B , but there is no significant difference statistically ( P > 0.05 ) .
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全耗尽SOIMOSFET辐照导致的阈值电压漂移模型
A New Threshold Voltage Shift Model Due to Radiation in Fully-Depleted SOI MOSFET
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为了反映变动,要更新安全策略、阈值策略和SLA。
To reflect changes , update the security policy , threshold policies , and SLA .
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这需要更新安全策略、阈值策略和SLA。
This requires an update to the security policy , threshold policies , and the SLA .
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NRT阈值及T、C级的数值自蜗底至蜗顶呈下降趋势。
The NRT thresholds and T / C levels reduced from basal to apical ends of the cochlear .
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同时,本文首次提出了用后向差分理论,确定CCD脉冲序列阈值的新方法。
In the meanwhile , it presents a new method to calculate the threshold of CCD pulse sequence based on the theory of difference equation .
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SRS遵从特殊的增长规律,并不具有“阈值”特性。
SRS comply with the special growth law , does not have " threshold " characteristics .
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其次基于最小错误率原理选取SAR图象自动分割阈值,在先验概率未知和估计条件下,获得目标及其阴影区域的检测结果;
Second , on the basis of the principle of minimum error ratio , thresholds are computed in both a prior probability is unknown and known respectively .
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低阈值掩埋异质结构AlGaAs激光器
Low Threshold Buried - Heterostructure AlGaAs Lasers
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用脑干听觉诱发电位(BAEP)检测动物BAEP反应阈值;
The reaction threshold of animal brainstem auditory evoked potential ( BAEP ) was examined by BAEP .
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通过数值模拟给出了有损耗情形注入率r与腔损耗系数c之间应满足的阈值条件,并讨论了不同腔损耗对稳态光子数分布和平均光子数的影响。
By numerical simulation we calculate the threshold satisfied by pumping rate r and damping c , and discuss the influence of cavity loss on the steady photon distribution and the mean photon number .
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睡眠状态下CM幅值略有增大,与此同时CM阈值减低。结论CM检测可为了解重振发生机理以及重振与CM和耳聋预后之间的关系提供可靠的客观信息。
CONCLUSION CM offers the reliable information for the mechanism of loudness recruitment and is also useful for understanding the relationship among loudness recruitment , cochlear microphonics and prognosis .
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应变SiGe沟道PMOSFET亚阈值特性模拟
Simulation of Sub-Threshold Characteristics in Strained SiGe Channel PMOSFET
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方法运用电子恒压器测定40例FD患者和15例正常人的胃感觉阈值。
Methods Gastric sensation threshold was determined using barostat in 40 functional dyspepsia ( FD ) patients and 15 controls .
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SiO2内保护层对LiB3O5晶体倍频增透膜损伤阈值的影响
Effect of SiO_2 barrier layer on laser induced damage threshold of second harmonic antireflection coatings on LiB_3O_5 crystal
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量子效应对MOSFETs阈值电压和栅电容的影响
The influence on threshold voltage and gate capacitance of MOSFETs due to quantum effects
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方法采用阈值法测定219名汉族青少年对PTC的尝味敏感性。
Methods To adopt the way of deciding taste-blindness with threshold to determine the sensitivity to the taste on PTC of 219 Han nationality juveniles .
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用多谱阈值法进行GMS-5卫星云图云型分类的研究
Cloud Classification of GMS-5 Satellite Imagery by the use of Multispectral Threshold Technique
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低阈值InGaAsP/InPPBH双稳激光器
InGaAsP / InP PBH Bistable Lasers with Low Threshold Current
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结果表明,硬阈值处理、非降样算法的4尺度Haar小波比较适合进行基于小波分析的雷达信号杂波抑制处理。
And it is concluded that 4 level Haar wavelet and hard threshold is more suitable for radar clutter suppression .
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其中在7d内,可以放线菌作为呋喃丹污染的预警指标,其预警阈值为≤10mg/kg干土。
Actinomyces can be as warning index of carbofuran pollution and the warning threshold value is 10mg / kg dried soil within 7 days .