从太空中,它们可以分辨出你在地面上的位置,误差不超过10米。
From space, they can tell where you are on the ground, with a difference of no more than 10 meters.
还可以计算每个块体的分辨核和标准误差。
Resolving kernels and standard errors can also be computed for each block .
消除了人为误差,因此测量分辨率大大提高。
The artificial error is avoided, thus greatly improve the measurement resolution.
为保证最大分辨率必须选用薄层,为使误差最小却须选用厚层,实际上通常选择介于两者之间的最佳厚度。
In practice, the selected interval thickness is usually a compromise between the need for a thin interval to maximize the resolution and a thick interval to minimize the error.
同时为解决多目标分辨的问题,采用一种基于目标均方误差的配对算法。
Aiming at solving resolution of multiple targets, a match algorithm based on mean square error is also proposed.
舷侧阵的波束形成方法、高分辨方法和阵列误差校准技术就是课题的重要研究内容。
So, beamforming, higher resolution method and array error calibration for broadside arrays became important research contents.
这是一种模型化精确测量方法,与以往的直流激励读取法相比,评价结果的分辨力和不确定度可以远小于量化误差。
This is also a precise modeling measurement method. Compared with the DC exciting and direct reading method, the identification of this method can be much smaller than the digitized error.
在简化理想试验里,两种垂直坐标数值计算结果对分辨率、地形坡度、物理量误差随高度变化的分布等因素是敏感的。
In the ideal experiment numerical computational results of the two coordinates are sensitive to the resolution, the slope of terrain and the distribution of physical property with the height.
图版拟合是现代试井分析的主要方法,由于图版上典型曲线分辨率的限制,使得典型曲线图版拟合分析不可避免地存在误差。
Type curve match analysis is the main method of modern well test interpretation, but the error of this method is unavoidable because of the limitation of the type curves in a sample plot.
根据外空扰动重力与地面数据分辨率及其覆盖范围之间的关系,将重力异常分成不同频段、不同分辨率,分别计算了截断误差。
From the relation of spatial disturbing gravity and ground gravity data resolution as well as its scope, truncation errors are computed by dividing the gravity anomaly into frequency and resolution.
幅度增益和相位误差使得高分辨率的参数估计算法的性能下降,特别是相位的误差,将会引起参数估计的偏离。
Amplitude gain and phase error would lead to performance degradation of high-resolution parameter estimation algorithms; especially the phase errors will cause deviation of parameter estimation.
本文讨论了均匀介质情况下非零炮检距菲涅耳带和动校、叠加中速度误差对纵向分辨率的影响这两个问题。
This paper deals with two problems, nonzero -offset Fresnel zone in homogeneous media, and the effect of velocity error resulted in NMO correction and stacking on vertical resolution.
根据误差的频谱特性,分析了航空矢量测量系统的分辨率,得出了一些对实测飞行有用的结论。
The resolution of airborne vector gravimetry is analyzed according to the error spectrum and some conclusions useful for the flight are drawn.
阐述了静校正误差对高分辨勘探的影响,以及影响煤田高分辨率勘探的最直接、最显著的静校正误差因素。
The author expounded statics error especially most direct and most obvious statics error factors impact on high resolution coalfield prospecting.
在研究平均二次误差与曲面曲率关系的基础上,提出了变分辨率的曲面重建算法。
Based on study of relationship between the average quadric error and the surface curvature, a variable resolution surface reconstruction algorithm was proposed.
而高分辨率地形资料计算实例表明,地形坡度引起的区域相对辐射误差可达到10%以上。
While case calculation using high resolution terrain data shows that the regional relative radiation error caused by terrain slope can reach up to above 10%.
汉字和图形相结合。对增量编码器的脉冲信号沿变化进行倍频检测,提高分辨精度,避免计数误差和累积误差。
The edge transition of pulses from incremental encoder can be detected with double frequency to improve measurement precision, and to avoid measurement errors and accumulative errors.
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.
对于中、低分辨率遥感图像来说,单个像元的面积较大,且混合像元现象严重,图像分割会产生较大的误差。
Image segmentation brings errors in low or medium-resolution remote sensing images because a single pixel covers a larger area and there are a lot of mixed pixels.
当阵列模型存在误差时,子空间类方法的高分辨性能会显著下降,因此必须进行有效的校正。
A novel vector sensors array calibration method based on subspace approaches in the presence of phase errors on high-resolution estimation methods is presented in this paper.
与单分辨率动态轮廓线面积测量方法相比,该方法具有鲁棒性强,平均值误差、单次测量误差及重复性误差小等优点。
Compared to the area measurement by a mono-resolution dynamic contour, this scheme is more robust with the smaller average error, single measurement error and iteration error.
而对于高分辨率遥感图像的变化检测,面临的突出问题是对配准误差的敏感性和人工环境下地形的复杂性。
The most serious problems for change detection on high-resolution images are the sensitivity to registration and the complexity of terrain.
分析仿真结果表明,滚动向指向误差和稳定度以及星载SAR中心视角对分辨特性影响较大,该研究结果对于卫星总体参数确定和优化设计具有参考价值。
The simulation results prove that roll error and its stabilization and spaceborne SAR squint angle are the key factors to SAR resolution performance errors. The conclusion is valuable t…
本方法能够降低不同频率校正量误差的影响,尤其减少了高频成分的损失,对提高资料分辨率有较好的效果。
The method can reduce influence of errors existing in statics for different frequency, especially reduce the loss of high-frequency components, so that has a good result in improving data resolution.
预期使用要求包括:量程、分辨率、最大允许误差等。
The requirements for the intended use include such considerations as range, resolution, maximum permissible errors, etc.
通过拟合实验数据表明,1:N自适应卡尔曼滤波器与快速傅里叶变换和标准加入法相结合,用于补偿系统的模型误差和进行重叠峰的分辨,效果良好。
The neopoloarographic synthetic data test indicated that 1 :N adaptive Kalman filter can compensate for modelling errors of system and resolve over- lapped response signals.
根据数值计算误差的特点分析及小波包多尺度、高分辨的特性,设计了一种基于小波包的滤波器,较好地解决了消除数值积分计算引入误差的问题。
A filter is designed based on wavelet packet according to the features of numerical integral errors and those of multiple scales and high resolving power of wavelet packet.
基于信号子空间的超分辨方法一般对接收器阵列误差非常敏感。
Signal subspace-based high resolution algorithms are usually sensitive to various uncertainties such as locations errors, amplitude and phase errors in the receivers etc.
该系统具有较高的分辨率和测量精度,系统测量误差主要来源于示踪颗粒的布朗运动。
The error analysis of the system shows that the Brownian motion of tracing particles plays a significant role in the accuracy of velocity measurements.
该系统具有较高的分辨率和测量精度,系统测量误差主要来源于示踪颗粒的布朗运动。
The error analysis of the system shows that the Brownian motion of tracing particles plays a significant role in the accuracy of velocity measurements.
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