可估计地

基本解释 (translations)

appreciably

与可估计地相关的网络例句 [注：此内容来源于网络，仅供参考]

By means of proposing a priori Markovian transition probability used in the model predictive probability in input synthesize, the IMM estimation algorithm not only utilizes the sufficiency system's posteriori information, but also utilizes rationally the system's priori information, which enhances estimation performance highly Theoretical analysis and simulation show the IMM algorithm is one of the most cost-effective schemes in all generalized pseudo Bayesian algorithms.

IMM估计方法通过在用于输入综合的模型预测概率中引入一个马尔可夫先验转移概率，使得IMM估计不但充分地利用了系统的后验信息，而且合理地利用了系统的先验信息，从而大大地提高了估计的精度和性能。理论分析和仿真结果表明：IMM估计方法是各种广义伪贝叶斯算法中性能最优的一种自适应估计算法。

The examples indicate that the unkown line parameters can be estimated faster and more accurately with the proposed objective function and SPSO and the solving procedure relies less on the augmented jacobian matrix.

仿真算例表明：修正目标函数和SPSO算法能快速准确地估计线路参数，且可提高估计准确度和降低对量测系统参数可估计性的要求；取连续多次估计的均值，则可减小量测误差导致的参数估计偏差。

This method can realize the separable estimation of DOA andangular spread for incoherently distributed source.

该方法可有效地实现非相干分布源波达方向和角度扩展的分离估计。

In this note, a new approach is presented which calculates analytically the experiment estimator distribution via a Fourier transform, using the likelihood ratio as an ordering estimator. The analytic approach enjoys an enormous speed advantage over the toy Monte Carlo method, making it possible to quickly and precisely calculate confidence level results.

本文则介绍一种新的计算方法，通过定义似然函数比为实验的估计值，并应用Fourier变换，用解析的方法计算出置信度，与toy Monte Carlo方法相比，解析方法可极大地提高计算的速度和精度。

Based on filtering theory, a residual life predict model is set up according to condition information, and a general formula of parameter estimation is deduced using maximum likelihood estimation, thus, when the life distributing of an equipment is known, the model can be rapidly educed by taking the distribution into the formula is educed, and its residual life can be predicted without complex iterative process is predicted.

利用滤波理论，建立了基于状态信息的剩余寿命预测通用模型，并推导出采用极大似然估计法下参数估计的通式，使得在已知寿命服从其他任何分布形式时直接代入通式便可快速地得出其模型，从而预测其剩余寿命，省去了复杂繁琐的迭代过程。

The measurement system error model analysis is introduced into power system real time network state analysis as an important part for the first time, which can improve on the state estimation quality and provide the capability to monitor the operation of the measurement system; 2. The theory and algorithm of the on-line estimation and update of measurement noise variance based on the relation between the residual variance and noise variance. The statistic properties of the sample variance are discussed and the relation between the estimation precision and sample size under given confidence level is derived; 3. The theory and algorithm of detection and identification of measurement bias are presented, which is based on the relation between residual mean and noise mean. The statistic properties of sample mean are discussed and the relation between estimation precision and sample size is derived; 4. The Givens orthogonal transformation algorithm is selected to be the essential algorithm of state estimation, the fast orthogonal transformation algorithm with damp factor and the algorithm which can handle the zero injection measurements efficiently are presented; 5. The quantity analysis theory of bad data detectivity and identifibility are presented, which describes the relation between the elements in matrix W〓 and bad data amplitude and can provide the theory base for measurement system design and valuation.

一、首次将量测系统误差模型分析做为一个环节引入电力系统实时网络状态分析中，为EMS系统增加了实时监视系统运行、修正量测系统误差模型的新功能，进一步发挥了实时网络状态分析应用软件的潜力；二、首次提出了应用样本方差在线估计与修正量测系统误差方差的基本理论，讨论了样本方差的统计性质和概率分布，推导出了样本容量、估计精度和置信度之间的关系，给出了在线估计与修正量测系统误差方差的算法；三、首次提出了应用样本均值在线检测与辨识量测偏差的基本理论，讨论了样本均值的统计性质，推导了样本容量、估计精度和置信度之间的基本关系，给出了在线检测与辨识量测偏差的算法；四、在状态估计算法设计中，以Givens变换算法做为基本算法，提出了快速正交变换阻尼因子法和可以有效地处理零注入量测的混合法，并对实时应用中的一些问题进行了讨论；五、提出了不良数据可检测性与可辨识性的定量分析理论，揭示了描述量测系统配置、网络结构与参数的残差灵敏度矩阵中的元素与不良数据的幅值在可检测、可辨识能力上的定量关系，为量测系统配置设计与评价提供了理论基础；六、综合国内外最新研究成果，采用自适应自回归预测技术和稀疏矢量技术，构造了较完善的不良数据检测与辨识算法。

Based upon master-slave- splitting iteration, rigorous solution of the whole AC/DC hybrid power system state estimation can be achieved, and different algorithms are adopted for estimation of AC and DC systems respectively.

该方法自然地将整个电力网络的状态估计问题分解成交流估计和直流估计两个子问题，通过主从分裂迭代，可获得严格的全局状态估计解。

Digital simulation shows that the improved algorithm's estimate mean and relative estimate er-ror are better than those of the original unimproved algorithm, so the improved algorithm can be widely used in storage reliability research.

数字仿真结果显示，改进算法的估计均值和相对估计误差明显优于改进前的条件中位数算法，可广泛地应用于电子产品的贮存可靠性研究。

Compared with the common LS channel estimation, the iterative algorithm of joint LS channel estimation and signal detection can highly promote the estimation accuracy. Moreover, the lowpass filtering in time domain reduces AWGN and intercarrier interference significantly. It enables OFDM systems to work well in mobile communications.

与一般的LS信道估计相比，基于OFDM的LS信道估计与信号检测的联合迭代算法可较大地提高估计的精度，而且通过时域低通滤波可有效地抑制AWGN和ICI的影响，可使OFDM系统在移动条件下较好地工作。

Because of the adding of engine operating parameters such as engine speed, spark advance, equivalence ratio, intake air pressure, intake air temperature to the model, effects of these parameters on cyclic variation can be estimated quantitatively.

由于把发动机运行参数，如转速、点火角、计量比、进气压力和进气温度等加入该模型，可定量地估计这些参数对发动机循环变动的影响。

与可估计地相关的网络解释 [注：此内容来源于网络，仅供参考]

appreciably：可估计地; 明显地

proportional 成比例的 尺寸相称的 | appreciably 可估计地; 明显地 | A.C. alternating current 交流(电)

appreciably ad. noticeably; enough to be fact, or considered important：可估计地;足以感到地

allocation n. the giving of shares 分配;配给 | appreciably ad. noticeably; enough to be fact, or considered important 可估计地;足以感到地 | at random aimlessly without any plan 无目的;无计划

Chichen Itza：奇琴伊查

据资料记载,科巴(COBA)较图伦和奇琴伊查(CHICHEN ITZA)的历史都要久远,可追溯到公元300年,到约公元900年不知何故地被遗弃,曾经是附近面积最大的玛雅遗址,鼎盛时期占地估计达50平方公里,人口过4万.

Pleiades：昂星团

例 如,巴西西北部的突堪诺印地安人 ,观察昂星团(Pleiades)而估计季节 时序. 许多原始部落,由天体移转可指示季节轮换的观念,转而 到天体的移转控制了季节变迁. 同时,他们更认为,若是部落 想要兴旺,非先得宠於天体不可.

clamping force：锁模力

最大锁模力(Clamping Force)为140t. 采用新型锁模装置,可向金属模具有两面均匀地传递锁模力,另外,还可生产金属模具一次侧和二次侧的投影面积不同的成形产品. 价格为2500万日元(约合人民币192万元,不含税),估计每年可销售120台.