采样

Outside the data collection must also ensure that mobile stations and digital depth sounder in the same plane coordinates, so that collected in order to ensure that no deformation of the three-dimensional coordinates, while for the sampling interval is also necessary to keep pace.

在外也采集数据时一定要保证流动站和数字测深仪在同一平面坐标内，这样才能保证所采集的三维坐标不变形，同时对于采样间隔也一定要保持同步。

An algorithm based on triangulation is presented. First, 3D range data is projected on square domain in the plane.

首先对三维深度数据在矩形平面域上投影，并对平面域内的采样点按Delaunay优化准则进行三角剖分，然后把网格节点变换到三维曲面上，从而实现了煤堆三维立体图的显示。

Synchronous alternative sampling echnology in detail to improve the precision of the instrument and discuss some problem about the plication of this method .

文中论述了该电参数测量仪的工作原理，着重研究了提高测量精度的准同步采样算法，并讨论了该算法在单片机中应用的几个实际问题。

Thus setting up a single sample plot in an area can produce some rather bewildering result.

因此，如果在某个地区内只在某单块抽样小区内采样，那末就可能得到某种较为含糊的结果。

As to ellipses, a new method using RHT is proposed for ellipse detection, which uses two randomly picked points and one searched point to calculate the ellipse parameters via the polar and pole definition of ellipses.

对于椭圆，论文提出一种新的基于RHT的三点椭圆检测法，它从椭圆的极和极线定义出发，利用随机采样到的两点和搜索获得的一点来确定椭圆参数。

With improvements in point selection and pose estimation, a effective improved ICP-based scan matching algorithm is proposed.

该算法在保证定位精度的前提下，在一定程度上减少了计算时间，尤其适用于具有大量采样点的移动系统相对定位。

With regard to the software design, we realized the software filter for anti-intermixing; and we use the Fast Fourier Transform Algorithm to analyze the harmonic of the voltage and current; also we analyze the method of calculating all the parameters of the power system, fault component and positive, negative, zero sequence.

软件算法方面，系统对信号采用了抗混叠软件滤波，并采用传统的快速傅立叶变换，对采样的电压和电流信号进行频谱分析。论文中还详细分析了电网各参数，故障分量以及正、负、零序分量的计算。

Bayesian method is used to calculate the posterior probability density function of the parameters for the model, and then Monte Carlo method is used to sample the model for getting the estimated values of the parameters.

采用贝叶斯方法计算出模型参数的后验概率密度函数，通过蒙特卡罗方法时其进行采样来获得参数的佑计值。

Software design can affect the precision in calculation of power factor, which is made from AC sampling.

在利用交流采样得来的数据进行功率因数角的计算过程中，软件设计对计算结果有很大的影响。

The detection and prediction of chaos in time series of power systems are studied in this dissertation.

从使用的数学工具角度，混沌的研究可以利用电力系统的数学模型，或利用对实际电力系统采样得到的时间序列。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。