本文简要地评估了土力学现场测量中常用的连杆式应变传感器的力学匹配误差。
A brief review of the errors from mechanical mismatch of 'Spool Gage' commonly used in field soil strain measurement is made.
当基于预测运动矢量的匹配误差介于两sad阈值之间时,用小窗口搜索代替运动估计。
When the matching error based on the prediction of the motion vector is between two SAD thresholds, a search restricted in a small window is used to replace the original motion estimation.
这些结果表明了该DAC具有很好的动态范围和精度,也证明了本文的匹配误差补偿策略的有效性。
These indicate that this DAC has a good dynamic range and good accuracy, and also prove the effectiveness of the error compensation strategy.
该算法构造曲面的有向深度图像,将问题由3维转化到2维,通过图像的比较来获得曲面的匹配误差。
By constructing the oriented depth images for each surface, a problem in 3d is transformed into a 2d problem.
详细分析了动态干涉系统误差,指出偏振片组的方位角误差和干涉图的空间一致性匹配误差为实验系统的主要误差源。
Error analysis shows that the azimuthal error of the polarizers array and the spatial coincidence error of interferograms are the main error sources.
在采用一个鲁棒性匹配误差映射函数的基础上,使用一种类牛顿法的迭代优化方法实现了基于仿射模型的图像目标跟踪算法。
With the use of a robust error mapping function, an affine model-based target tracking algorithm is formulated, in which a quasi-Newton's iterative method is implemented in the optimization progress.
本文利用UA0914声强耦合腔产生的同一声场条件,测量声强测量系统两通道之间的传递函数,进而对两通道间的相位不匹配误差进行修正。
The phase mismatch errors are corrected by measuring the transfer function between two channels at the same acoustic field provided with B&KUA0914 inside in-tensity coupler.
利用相应的高层次模型,详细分析并仿真了电流源匹配误差和电流源输出阻抗对DAC的非线性误差nl、信号噪声失调比SNDR、无杂波动态范围SFDR的影响。
With corresponding models how the matching errors and output resistance of current source affect the NL, SNDR and SFDR of DAC is analyzed and simulated in detail.
所做的研究是实施重力无源导航定位的基础,对下一步的重力图匹配及导航误差的修正具有重要的意义。
It is the foundation of gravitational passive navigation and has considerable value on the gravitational map matching and the correction of navigational errors inherent in INS system.
文中提出了新的用于多种形式数学模型发现推理的组合模板匹配方法和误差判别切换算法。
In this paper, the new combination sample match method and error criterion switch algorithm using to discover the different form of mathematics model are presented.
SSDA算法(序贯相似性检测)是针对一般模板匹配算法计算量大而提出的减少计算量的误差累计算法。
The sequential similarity detection algorithm (SSDA) is applied to image matching because the calculating work is considerable by using the algorithm of common template matching.
采用泰勒展式系数匹配的方法构造出了非等距网格系统的紧致差分格式,并分析了其截断误差。
Compact finite difference scheme (CFDS) based on non-uniform meshes is constructed by matching the Taylor series coefficient expansion, and its truncation errors are analyzed.
条件的影响是有匹配样本的连续调查特有的计量误差来源。
Condition effect is an important source of non-sampling error in continuous surveys with matched samples.
结果表明这种自适应算法对时变幅相误差具有优良的跟踪性能,同时降低了对模拟前端的匹配要求。
The results indicate that the adaptive algorithm offers adequate tracking performance for time-varying phase and gain errors, reducing the matching requirements of the analog front-end.
采用本文研究的API内插模型,小数分频的尾数调制寄生谱可以抑制到相位内插信号准确地匹配相位误差的程度。
Using the API model mentioned in this paper, the fractional spuriousness are reduced to the extent that the phase interpolation signal exactly matches the phase error.
采用泰勒展式系数匹配的方法构造基于非等距网格的紧致差分格式并得出了它的截断误差。
Compact finite difference scheme (CFDS) on non-uniform meshes and their truncation errors are constructed by matching the Taylor series coefficient expansion.
一般采用缺陷边缘或缺陷形状中心作为匹配点进行视差计算,实验表明此类方法具有很大误差。
The edge or shape center of the defect is often adopted as matching points. But experimental results show that the methods can bring great errors.
灰度失真、噪声、几何失真等误差因数会影响匹配性能,本文给出了相对应的处理方法。
The error factors such as intensity distortion, noise and geometry distortion will affect matching performance, so the paper gives the opposite processing methods.
与传统的曲线拟合方法相比,该方法只需给定数据点及允许误差即可得到匹配的曲线方程。
Conparing with the conventional curve fitting, this method is simpler, the matched curve could be obtained by only giving the data points and the acceptable error.
该算法采用协方差匹配技术,依据滤波新息,动态调整测量噪声方差,使融合系统的均方误差始终最小。
With covariance matching technique and innovation information of filtering, the noise variance is dynamically adjusted and the mean square error of the fusion system always keeps minimum.
通过测量折射率匹配液,对传感器误差进行了估计。
The instrumental error of the sensor was estimated through measuring to the refractive index matching liquid.
通过误差来源的分析和误差模型的建立,提出了一种车辆导航中gps定位测量与数字地图实时配准的地图匹配算法。
According to the given source and mathematic model of matching error, a algorithm for real time matching of GPS positioning results and digital maps is put forward.
它们用于提高放大电路的增益和实现输出阻抗匹配,提高电流复制精度,减小电压增益误差。
They are used to enhance the gain of amplifier and realize the impedance matching, improve the current copying precision, decrease the tolerance of voltage gain.
它与惯用的方法不同,是用镜头的结构参数误差匹配来获得较好的像质。
Contrary to the usual method the better image quality is procured by help of the matching of the structure parameter of the lens.
和已有的离散方案比较,采用文中提出的离散方案可使理想匹配层吸收边界的反射误差成数量级地减小。
Compared with the discretization scheme proposed earlier, the new one makes the reflection errors of PML absorbing boundary condition decrease by orders of magnitude when a larger time step is used.
该文分析了地图匹配的误差来源,提出了一个基于权重的地图匹配算法。
This paper analyzes the given source of errors of map matching and then introduces a weight-based map matching algorithm.
研究了在已知最大定位误差的情况下时,如何对基本点特征松弛匹配算法进行改进,以提高匹配性能。
When the error bound of location deviation is known, the original point pattern relaxation matching algorithm is improved to obtain better matching performance.
研究了在已知最大定位误差的情况下时,如何对基本点特征松弛匹配算法进行改进,以提高匹配性能。
When the error bound of location deviation is known, the original point pattern relaxation matching algorithm is improved to obtain better matching performance.
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