相关评价指标和绝对误差指标联合应用对QRS波群分辨率高达99.48%。
The resolution rate of QRS complex was 99.48% both with relative index and absolute error index.
本文提出了经纬仪在测量数据中所存在的系统误差,从而指出了采用方向中误差指标的不确切性。
The systematic errors which exists in the measured data are revealed in this paper, and the non-accuracy of the medium error index dealing with directions are pointed out.
第一个调查根据全美人口普查指标,对全国1000个成年人10分钟的在线答卷结果综合得到的,具有全国代表性,误差在正负3.1%内。
The results are nationally representative based on the U.S. Census indicators. The survey margin of error is +/- 3.1%.
模拟结果同时证实,除非水均衡误差也相当小,否则水头变化收敛指标较小时收敛的计算也不能保证计算结果有可靠的精度。
Verified by simulation results reliable accuracy of calculated results can not be guaranteed for small head change convergence index unless the error of water balance is small too.
同时,通过削弱量化误差以及在设定点附近引入PI补偿控制器,提高了系统的动态、静态性能指标。
The dynamic and static performance index is greatly improved through decreasing quantization errors and combining with PI controller that operate nearby set point.
传统方法采用风机通风进行降温控制,使阵面中温度变化范围较大,造成移相驱动器的移相误差加大,影响雷达天线的性能指标。
The traditional method is using the blower to decrease the temperature, which will make the change of the temperature in wider range and larger the error of the shifter in the array system.
开关卡的技术指标可帮助确定开关卡引起的不确定度,但是在进行误差分析时需要只能采用与特定应用相关的技术指标。
The switch card specifications can be helpful in determining the degree of uncertainty due to the switch card, but use only the specifications relevant to the particular application in error analysis.
该模型的要点是表示技术指标如何迅速下降的。当越来越多的通道被连接在一起时,漏泄通路、寄生电容和误差电流都将会增加。
The main point of this model is to show how quickly specifications can degrade. As more channels are connected together, leakage paths, stray capacitances, and error currents all increase.
介绍提高汽车车身焊装质量的方法是通过控制尺寸指标和对产生焊装误差的各方面因素进行合理、综合的控制。
Enhancing the quality of vehicles body welding and fitting method are the control of size indicators and the comprehensive control of all factors leading welding and fitting errors.
利用现行标准的参考指标判定土壤流失的强度出现较大的误差。
Soil loss intensity had a great error based on Reference Index of Soil Erosion intensity Classification.
本文也提出计算其它类型误差积分性能指标的解析表达式。
Analytical expressions which calculate the performance index of other error integration criteria are also given.
校正结果与经过偏心影响校正的电缆密度测井相比,其相对误差小于5%,达到了随钻测井环境影响校正指标的要求。
Comparing the correction result with that of wireline density logging, its relative error is less than 5%, which can meet the index requirement for LWD environmental effect correction.
首先针对一类相加模型误差的描述,定义了一个平均意义上的包含跟踪误差和控制能量的性能指标。
Firstly, an average performance index containing tracking error and control energy over a class of additive model errors is defined.
点接触齿面的接触点位置对安装误差的敏感性是衡量齿面传动性能的一个重要指标。
The error sensitivity of contact position of point-contact tooth surfaces with respect to the mounting errors is an important index to evaluate the gearing performance.
基于熵不确定性概念的机器人位姿精度评价指标的大小同机器人各参数误差的大小及其概率分布有密切的关系。
Robot pose accuracy evaluation indexes based on entropy uncertainty concept have a close relationship with the magnitude and distribution of robot parameter errors.
针对旁瓣电平、波束指向等指标分析了幅相误差对数字波束形成系统的影响。
This paper analyzes the effect of amplitude phase errors on sidelobe level and beam direction in digital beam forming system.
通过定义的误差贡献率评价指标,方便地分析了柔性铰链寄生刚度对平面柔性铰链机构刚度模型精度的影响。
The index of the error contribution rate is proposed, which facilitates the study of the effect of parasitic stiffness of flexure hinge on planar compliant mechanism.
讨论了高准确度测试仪表的质量指标,并分析了数字式智能仪表的结构、静态特性修正和测试误差修正。
In order to demarcate the other testing instrument the paper analyzes a digital intelligent instrumentation including its constitution , static characteristic revision and temperature error revision.
误差的概念、指标和测量结果的表达是误差理论中仍具有争议的基本问题,影响着误差理论的完善。
The expressing on the concept, norm and result of measurement of error is also a basic question with controversy in error theory.
为了确保天线低副瓣指标,需要对由DAU拼装形成的天线阵面进行平面度误差分析,并寻求基本拼装单元DAU结构要素与阵面平面度误差之间的联系。
To obtain low sidelobe level, tolerance analysis is applied to the antenna array composed by DAUs and the relationship between DAU features and surface planeness error are studied.
非球面镜片的应用越来越广泛,面形误差是影响非球面质量的重要指标,所采用的面形检测方法非常重要。
Aspheric lens is being applied more and more widely, surface error is an important quality issue, and surface testing method is also very important.
实验证明由该种“复合式极板”构成的电容式浓度传感器的检测场均匀性误差可达13%,远远优于单对极板的该项指标。
Test results showed the homogenous error of sensitivity distribution of the sensor was 13%, which is much better than the capacitance sensor with only one pair of electrodes.
光学系统杂光指标PST的测量,包含了系统各种安装误差的影响,体现了系统杂光抑制的真实水平。
The PST of stray light includes the influence of system assemble error, and reflects the real capacity of stray light suppression.
由此,确定汽车运动控制系统的期望静态指标(稳态误差)和动态指标(超调量和上升时间)。
There out, the static index (steady- state error) and the dynamic index (overshoot and rise time) of auto kinetic control system can be fix on.
在卫星通信对多波束天线的要求下给出了幅相误差的可容忍范围,并提出了误差校正指标。
The tolerable range of the phase-amplitude error under satellite communication has been given out and the emendation target has also been presented.
通过对误差概念和指标的论述,确定了误差的母概念的衡量指标,建立了误差的概念体系。
By discussing the concept and norm of error, the measuring norm of error concept of error is formed.
此外,为符合会聚误差测量中栅极驱动脉冲特定带宽的要求,脉冲的高技术指标仍然是不可缺少的因数。
In addition, the demanding technical specification is still indispensable factor, which accords with the special bandwidth demand of the grid drive pulse in measuring the convergence error.
论文研究了接收机各项技术指标对测角精度综合影响的问题,基于不确定度理论,得出了测角误差的合成公式。
According to the uncertainty theory, this paper analyzes how the technical criteria influence the accuracy of Angle measurement and gets synthetical formula of Angle measuring error.
仿真试验结果表明,PPM加药控制方法可以中和系统离子浓度的变化,达到跟踪误差小,调节时间短等性能指标。
The result of emulation test shows that PPM control method can follow the change of ion concentration for the purposed of obtaining the indexes of small tracking error and short adjustment time.
仿真试验结果表明,PPM加药控制方法可以中和系统离子浓度的变化,达到跟踪误差小,调节时间短等性能指标。
The result of emulation test shows that PPM control method can follow the change of ion concentration for the purposed of obtaining the indexes of small tracking error and short adjustment time.
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