查询词典 range estimation

Especially the latest fast estimation method, then expands it on this base, ratiocinates the recursive algorithm based on extreme order statistics, realizing the dynamic estimation of parameters.

特别是最新的快速估计方法，并在其基础上进行了扩展，推导出基于极端顺序统计量的递推算法，实现了参数的动态估计。

At the fourth part of this dissertation, maximum likelihood blind channel estimation methods are described briefly, including general Markov Chain Monte Carlo based joint channel estimation and symbol detection method and finite alphabet set based maximum likelihood method in SIMO-OFDM systems.

在本文的第四部分，简单介绍了最大似然信道估计方法，包括一般意义上的MCMC联合信道估计与符号检测方法，以及SIMO-OFDM系统中基于有限字符集的最大似然方法。

Animals data base for energy potential estimation model and farmer survey data were used in this study to investigate the estimation of Chinese rural household biogas production. On this basis, the biogas yield, family energy consumption, economic profit, and environment profit were compared between biogas household and non biogas household. The results showed that the average biogas yield of Chinese rural household was 450 m3, under 9 months normal working period annually.

该文利用能值潜力估算动物数据库的模型理念，并结合实地调查数据，探索了2007年中国农村户用沼气池产气量的估算方法，在此基础上对比分析了沼气池建设前后，农户家庭能源消费结构、能源经济支出和生态环境的差异。

Based on the estimation of the directions of arrival and the Doppler frequencies of the sources, a quaternion model was proposed, which made the estimation of the DOA and the Doppler frequencies similar to that of one-dimensional azimuths so as to avoid direct and indirect pairing with the complex model.

针对阵列信号处理中方向角、多普勒频率的同时估计问题，提出了方向角、多普勒频率的四元数模型，使估计方向角、多普勒频率二维问题与估计一维问题相类似，从而避免了在经典的二维复数模型估计中直接或间接的配对。

On the other hand, a square root non-optimal set membership state estimation algorithm by ellipsoids is given, and the parallel computation of state estimation using systolic arrays is schemed.

另一方面，提出了一种平方根非最优椭球集员滤波算法，并给出了实现滤波计算的心动阵列结构。

For the purpose of understanding the vulnerability analysis role, importance and relationship with seismic hazard analysis and exposure assessment in earthquake loss estimation in global view, the general procedure of earthquake loss estimation is summarized first.

为了能深入理解结构地震易损性分析的地位和作用，(1)概述了地震损失估计的一般步骤；(2)研究了地震危险性分析、风险区内社会财富估计及这些社会财富地震易损性分析在震害预测中的地位、作用以及三者之间的相互关系；(3)总结了设定地震的可能途径和可能方式，提出了兼顾地震发生的可能性和地震潜在破坏的严重性的设定地震选择原则；(4)比较了目前表示地震动-破坏关系的三种主要方法；综述了国内外地震损失估计的现状，指出目前亟待解决的一些重要问题。

For beams under positive bending, LRFD approach may be appropriate in the estimation of composite beam strength with floor slab, but tends to be stiffer in stiffness estimation.

在梁的部分采用LRFD 所建议之部分复合断面分析，经与实验结果比较在正弯矩时断面强度可准确评估但劲度的评估则稍差。

In view of that the traditional estimation strategy of SOC is not suitable for the conditions of variable current discharge of battery, which is particularly complex in hybrid excavator, a new estimation strategy of SOC is presented based on the law of conservation of energy and four-line's measurement technique.

传统的电池荷电状态估算方法己经不能满足蓄电池变电流放电工况的需要，而混合动力液压挖掘机中蓄电池变电流放电工况异常复杂，因此变电流工况下SOC的准确估算具有重要意义。

Finally, the availability of the parameter estimation method in the parameter estimation of continuous rigid frame bridge was justified.

得出这种参数估计方法在连续刚构桥的参数估计中是可行的。最后，提出了进一步研究的方向。

By continuous working for 60 years, the Chinese geodesists have developed the quasi-stable adjustment principle, robust estimation based on equivalent weight principle, robust estimation for correlated observations, adaptively robust filters etc.

中国学者经过60年不懈努力，在自由网平差、拟稳平差、半参数估计、不适定问题解算方法、抗差估计、自适应滤波等领域做出了重要贡献，建立了许多新的理论、模型和方法，推进了大地测量数据处理理论的进展。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。