查询词典 sampling

Crow said it was those samples, taken as part of an industrywide study, that found their way with sampling results from other cities into the AP report.

乌鸦说，这是这些样本的，所采取的一部分，是一个全行业的研究，发现其与抽样结果，从其他城市进入美联社报导。

In Chapter 4, A detailed comparison between the realization of Cholesky decomposition and OR method is given, a systolic/wavefront array made of general purpose DSP is used to realize the adaptive beamforming at a moderate speed, and a wavefront array to extract the adaptive weights which is necessary in some applications is designed. In Chapter 5, the author proposed a new structure to realize the space time adaptive processing. First 1~q using the FFr and the truncating infinite sequence and sone optimizing method, a much simpler architecture can be acquired in realizing the three portion of channel processing: quadrature sampling, pulse compression and adaptive equalization.

第五章研究并提出了用全通用DSP模块设计空时二维自适应信号处理机的新方案，首先用快速付立叶变换和对长序列截断处理的重叠保留法以大大减少的运算量完成了处理机通道处理部分的正交插值、脉压、自适应均衡三个功能块的长阶数线性卷积运算，接着对自适应波束形成提出了多种实现方案，分析了多种方案下的运算量和设备要求，指出在不同通道数、不同数据吞吐率、不同自适应要求时这几种方案有不同的可行度和实现难度，并针对实际要求确定了一种运算田N、的实现方案，对自适应波束合成部分的大量贝玉以良元组咸肋冈络结拘和处凰闺和羽凶挝娠昨了优化设计以威少设备复杂性，构成了设备量大夕父伯小、们g团回高、辜于生回阴田闩引愧快的空时二维自适囱戏升引毗四机。

The sampling is performed as in the initial phase and for the same time period.

Chank 解读这个阶段其实是对第一阶段结束后制订的那个运行规程进行确认。

The iteration process of sampling and model updating forms a positive feedback after a good subset is sampled. The inlier samples will be sampled with a much larger probability than outlier samples after several iterations.

在首次获得正确模型之后，样本采样与模型更新构成了一个正反馈环节，经过若干次迭代后，正确样本被采样的概率远超过错误样本被采样的概率。

Meanwhile, the author carries out the sampling survey on the application of the virtual pedagogy at the university level in order to draw the conclusion of efficiency of virtual teaching practices in Inner Mongolian Normal University and supply the advices and solutions in responding to the existing problems through investigation and analysis.

同时，就当前我校网络教学的实践情况，在全校范围进行了关于网络教学的抽样调查，意在通过调查和分析，总结我校网络教学的实践效果，针对存在的主要问题，提出改进建议及解决对策。

Based on the inquisitional data of sampling sites, this research comparatively analyzed the biodiversity of the natural plant community in the upper and lower reaches of Trim River by adopting diversity index, richness index and evenness index.

本文根据对塔里木河的实际调查资料，分别计算了上、下游典型样地的物种多样性指数、丰富度和均匀度指数，对塔里木河上、下游地区的天然植被的群落特征进行了对比分析。

According to the signal characteristics, three candidates algorithms, threshold judgment through Lenner Filter Banks, Notch adaptive filter and VIFD(Variance of Instaneous Frequency Detector), and complex correlation detection, have been selected and tested. To maximize the accuracy and fulfill other parametric requirements of the system, simulation models are established on these selected algorithms, and data analysis work is done basing upon vast sampling.

根据信号的特点，选取了Lenner滤波器阈值判断、Notch自适应滤波器和VIFD联合判断以及复相关检测三种算法，建立仿真模型对三种信号检测算法分别进行仿真以及用实际的海试数据来选出一个比较合适的算法，保证标定系统的标定精度，满足指标的要求。

The main ideas are as follows. 1. To estimate instantaneous speed and angle position when angular sampling can not used, some methods have been analyzed firstly.

为此，本文分别采用计算阶比分析、广义多相干分析和径向基函数网络等方法，来解决旋转机械变速过程中的信号预处理、特征提取和烈度监测等问题。

The relationships of signal-to-noise ratio of sampled signal, analog filter before analog-to-digital converter and sampling rate have been discussed, the results of the discussion have instructiveness for the design of digital receivers.

该文讨论采样后信噪比与模数转换器前的模拟滤波器以及采样率之间的关系，所得结论对数字接收系统设计有指导意义。

The digital algorithms of integral and discrete wavelet transform are presented for purpose of electric power system protection, based on the analysis of wavelet transform for sampled digital signals under the Shannon sampling theorem.

从电力系统继电保护应用的角度，结合香农采样定理，深入探讨了连续信号和离散信号的小波变换的关系，给出了离散信号的积分小波变换和离散小波变换的数字计算方法。从理论上研究了信号小波变换的误差与尺度函数和小波函数的关系。

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。