But the selectivity calculated in this way is not as accurate as selectivity calculated using data distribution.
但是，使用该方式计算的选择性不如使用数据分布计算的选择性准确。
The project blog has just put up a fascinating (to me, at least) post about the way in which they've calculated what they believe is a reasonably accurate count of every book in the world.
这个项目的博客刚刚发布了一个令人兴奋的帖子(至少对我来说)，是关于他们是如何测算他们认为比较合理准确的世界图书数目的方法的。
The results show that the calculated results adopted by contact element are more accurate.
结果表明，采用接触单元的计算结果更为准确。
The proposed inertial navigation course is traceable, so that the current position can be calculated again after the precision alignment to get more accurate position.
所提出的惯性导航过程是可回溯的，因而在精对准后可以重新计算当前位置，以得到更精确的当前位置。
The calculated results obtained with the static and dynamic models are capable of accurate predicting the bubble size under varied conditions of processing the closed cell aluminum foam.
根据静态和动态气泡直径预测模型计算得到的结果可准确地用于预测不同发泡条件下闭孔泡沫铝胞直径。
The result indicates the maximum efficiency of calculated work condition is improved from 0.866 to 0.9, and proves optimum design model is accurate.
结果表明，通过优化使计算工况最高效率由0.866提高到0.9，从而证明所提出优化设计模型的准确性。
According to the RKR theory, the fairly accurate small-signal gain in the co -laser operating is calculated using the numerical method in this paper.
本文根据RKR理论，彩用数值方法比较精确地计算了一氧化碳分子激光器的小信号增益系数。
By comparing temperatures measured of the outer wall of the tube with those calculated, it is thought that the thermo physical parameters given by the tube's producer are accurate.
将计算的和测量的靶管外壁温度进行比较，可认为铀靶生产厂家给出的靶管各热物性参数是准确的。
By comparison, the calculated reserve and yield by the material balance method with considering the impact of porous media is most accurate.
通过对比，认为该方法所计算的储量和预测的产量最为准确。
With quantitative thalweg evolution analysis in rivers coordinate system, the accurate thalweg of planar and vertical displacement of erosion and deposition can be calculated.
在河流坐标系中进行定量的深泓线演变分析，可精确计算深泓线的平面位移和垂向冲淤。
The presented method is more accurate for using polynomial regression of theoretical calculated data as sample off-line and is quicker for the reason of its fixed polynomial pattern on-line.
该方法以有限个理论计算数据为样本，采用多项式函数离线进行回归，在保证高的逼近精度的前提下，以显著提高在线计算速度为目的。
Hilbert transform is used to obtain the accurate phase information and the ammunition travel can be calculated using its linear relationship with phase information.
该算法利用希尔伯特变换获得精确的相位信息，并利用相位与弹丸行程存在的线性关系，计算出弹丸的行程。
Before blending mines, a sinter plant must have calculated an accurate blending ratio.
烧结厂烧结配料之前必须计算出准确的配料比。
The current position and velocity of the feature point on the image plane are predicted by Kalman filter algorithm, and then the accurate image Jacobian matrix is calculated.
该方法利用卡尔曼滤波估计特征点在图像空间中当前时刻的位置和速度，进而计算当前时刻较为准确的图像雅可比矩阵估计值。
Lab tests show that the software can display and process the output images in real-time. The calculated modulations are accurate and the software operates stably.
实验室测试表明，该软件能实时显示输出图像并进行相应的处理，调制度计算结果准确，软件运行稳定。
This algorithm combined both the priorities of the accurate estimation of global atmospheric light by DCP and the fast calculated procedure of the atmospheric veil.
该算法集dCP估算整体大气光较为精确的优点和大气散射光计算快速的优点于一体。
Watts ACV is committed to providing you with correct function and material to meet your application requirements and prides itself with accurate, calculated delivery schedules.
美国瓦茨ACV致力于为用户提供正确的性能和材质的阀门，以满足用户的应用要求，并为这些阀门的精确性和严格按照计划的交货期而感到自豪。
The calculated results show that the algorithm is fast and accurate.
编程计算结果表明所提算法快速、准确。
The calculated results show that the more accurate result can be obtained by means of the single wavelength calibration model.
计算结果表明，单波长校正模型可得到更加准确的预测结果。
The stresses calculated by static implicit method are accurate, so the results of springback simulation with high precision can be achieved.
这种方法应力计算准确，因而回弹计算结果具有较高的精度。
For fully unsteady aerodynamic force is calculated with Green's Function method, the results of flutter analysis are accurate.
完全非定常气动力由格林函数方法直接计算，颤振分析结果准确。
The calculation considers the space harmonic magnetic field, and has no limits of connection forms of windings. The inductance calculated in this method are quite accurate.
这种算法考虑了空间谐波磁场，不受绕组连接形式的限制，按这种方法计算出的电感具有很高的精度。
The eccentric factor of 210 kinds of organic matter has been calculated by the correlation, the total average error is 2.46%, the correlation is more accurate than calculating method in literature.
计算了210种有机物的偏心因子，该关联式总平均误差为2.46%，计算准确性优于目前文献各种方法。
A comparison of the calculated data with the test data indicates that this model has the merits of less parameters, accurate prediction and wide application.
对该模型得到的理论预测值与实验实测值进行了对比检验，结果表明，该模型具有模型参数少、预测精度高、适用范围广的特点。
Compared with the test, the calculated results are more accurate, especially in torque.
与试验结果比较，可见计算结果比较精确，特别是在转矩方面。
The calculated values are accurate, reliable and need a less amount of data input so that a lot of computer time can be saved.
计算数值准确、可靠、数据输入量少，可节约大量机时。
Aiming at this issue, accurate thread excess was calculated.
针对这个问题，进行了准确的螺纹裕量计算。
In this paper, kinematics of upper air valve unit is analyzed. The displacement, velocity and acceleration of air valve are calculated by accurate and approximate methods.
对顶置式气门机构进行了运动学分析，通过平底推杆的运动规律求得气门的升程、速度和加速度，分别给出了精确解和近似解。
In this paper, kinematics of upper air valve unit is analyzed. The displacement, velocity and acceleration of air valve are calculated by accurate and approximate methods.
对顶置式气门机构进行了运动学分析，通过平底推杆的运动规律求得气门的升程、速度和加速度，分别给出了精确解和近似解。
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