The new algorithm obviates the effects of non homogeneity in sight and fluctuations of echoes, and the precision of estimation is improved significantly. These algorithms ar...
新的算法克服了传统算法受地面场景非均匀性和回波信号起伏的影响，大大提高了估计的精度。
A novel method of phase difference estimation under Gaussian noise is proposed to improve the precision of Coriolis mass flowmeter.
为提高其精度，提出了一种高斯噪声背景下的科氏质量流量计相位差估计新方法。
Estimation of GM (1, 1) model parameter usually adopts the least square criterion, but test of model precision often USES average relative error criterion.
估计GM(1,1)模型中的参数通常采用最小二乘准则，而在模型精度检验时又常采用平均相对误差。
The experiment result indicated that the system improved the ranging precision, at the same time got more accurate estimation of the distance.
实验结果表明，系统提高了整体测距精度，得到了被测距离更加准确的估计。
The experiment result indicates that the system can improve the ranging precision and at the same time allows a more accurate estimation of the distance.
实验结果表明，系统提高了整体测距精度，得到了被测距离更加准确的估计。
The influence of noise on identification precision, the effect factor of the computing precision and the reason of missing estimation some modes were analyzed and discussed.
从理论和试验两个方面分析和研究噪声对识别精度的影响，影响识别精度的因素，以及部分模态成分的模态参数不能够被识别的原因。
If we heighten the precision of measuring equipment, the central difference's relative error of the estimation variance improved great, which is less than 10%.
若提高测量仪表精度，则中心差分法估计方差相对值明显改善，可提高到10%以内。
In the Time-based Radio Location system, the precision and complexity of the time estimation algorithm are the key factors that affect the system performance.
在基于时间的无线定位系统中，时间估计算法的精度和复杂度是衡量系统性能的关键因素。
In a speed sensorless vector control system, the precision of speed estimation is relied on the precision of motor parameter.
在无速度传感器矢量控制系统中，转速估算的精度在很大程度上依赖于电机参数。
This paper examines how to use AR Spectrum estimation method to improve the locating precision of the material 's flaw position in ultrasonic testing.
文中详细介绍了如何采用AR谱估计方法来提高超声无损探伤中对缺陷位置的精确定位。
Such method could better track channel change and eliminate the noise remarkably in the received pilot signal, and the precision of channel estimation had been improved.
这种方法可以更好地跟踪信道变化，显著地消除接收到的导频信号中的加性噪声，提高信道估计精度。
Calibration estimation which USES known auxiliary information at the estimation stage to improve the precision of the estimators of totals and means has been widely used in survey sampling.
校正估计法已被大量运用于抽样调查中，它利用辅助信息构造的校正权重提高了对总体总值(或均值)的估计精度。
The precision of Doppler center estimation is of great importance to the performance of Doppler Beam Sharpening (DBS).
多普勒中心估计精度的高低直接影响多普勒波束锐化(DBS)性能的优劣。
After array shape estimation error was corrected, the algorithm yielded higher precision of source localization.
在修正阵型估计误差后，进一步提高算法的定位精度。
Using the filter property of correlative Integral, the effect of noise in measured signal may be effectively restrained and the precision of parameter estimation is raised.
利用相关积分方法的滤波特性可以有效地抑制测量信号中的噪声影响，提高参数估计的精度。
Then, not considering the concrete measurement, we present the quantification expression of estimation precision of burnout time.
然后在不考虑具体测量情况下，得到了整个预警系统的关机点时间估计精度的量化表达式。
In construction of important and large buildings, a precision estimation and analysis of layout method are important data for working out survey plan.
在重大建筑物施工控制中，放样方法本身的精度估算及分析是制定测量方案的重要依据。
With two types of observations, using Helmert variance component estimation, it can improve adjustment precision through multiple iterations.
并对两类观测值，利用赫尔默特方差分量估计，通过多次迭代计算，提高平差精度。
This paper concerns the application of effective numbers on precision estimation, choice of parameter, instrument choice and usage, and physical experiment design.
论述了在物理实验中有效数字在精度估计，参量选择，仪器选择和使用以及实验设计等方面的应用。
Precision estimation of principal direction is more objective by using principal stress deflection error proposed in this paper.
提出了主应力的偏角误差概念及其计算方法，使主应力方向的精度评定更加真实客观。
Furthermore, the precision improvement of state estimation due to incorporation of PMU is analyzed based on the model and particle swarm optimization (PSO) is applied to solve the placement of PMU.
基于此模型，本文还进一步分析了引入pmu后对状态估计精度的影响，从而提出了基于粒子群优化算法(PSO)的PMU配置。
By using the forming filter and EKF, the precision of states estimation is increased and a effective estimation of stochastic sea interference is performed.
通过引入成型滤波器，采用EKF，提高了状态估计的精度，实现对随机海浪扰动力和力矩的估计。
Problems concerned with the optimum design, precision estimation and control point positioning of the control network in construction survey of a power plant are introduced.
文中介绍某电厂施工测量中有关控制网的优化设计、精度估计及控制点位放样方法等问题。
Specially, by use of this method, we can give high precision estimation of system error only using the tracking data of a set of MISTRAM.
运用该方法，只要一套MISTRAM系统的跟踪数据，就能给出自由飞行段常值系统误差的估计。
The combination of short time spectrum analysis, extraction and iteration has a high estimation precision and a little amount of computation.
该方法通过短时谱分析与抽取叠代相结合，提高了估计精度，减少了运算量。
This paper primarily deals with the possibility to improve the forecast precision for Delphi method by use of Bayes' estimation.
本文主要探讨利用贝叶斯估计法改进特尔斐预测精确度的可能性。
The precision of state estimation of hybrid measuring system based on Wide-area Measurement system (WAMS) and Supervisory Control and Data Acquisition (SCADA) has been studied in this paper.
研究了广域量测系统与数据采集与监控系统组成的混合量测系统下的状态估计精度问题。
In this article the course of using computer to solve the problem of precision estimation about triangulation network is introduced.
介绍在平面三角网设计中，精度估算问题的计算机实现过程。
The methods of precision estimation of GPS RTK survey production are given in this paper, and their application is introduced with examples.
针对GPSRTK技术定位精度验后估计的欠缺，给出了GPS RTK测量成果的精度估计方法，通过实例介绍了此法的应用。
The development cost of quick cost estimation methods was low and process of them was quick, but their precision was unsatisfactory.
快速成本估算方法虽然开发成本较低、估算过程快速，但其精度欠佳。
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