查询词典 estimation

The supplier management is very complicated including development, option, estimation, official cooperation, re-estimation, daily management of the supplier and so on.

对于连锁建材超市来说，采购工作的质量直接影响着企业的盈利状况和超市的发展，因而作为采购工作的核心内容之一供应商管理无疑对连锁建材超市管理具有重要的作用和意义。

They have to face the direct competition from both local and overseas contest within the process of development, At this circumstance, the men and serious task for them is how to improve their management level, to Building materials catena supermarket, the procurement quality is one of the most important point to the profit and development of the company, so that, the supplier management ---the core part of procurement ,will be become the most important and meaningful for an enterprise. The supplier management is very complicated including development, option, estimation, official cooperation, re-estimation, daily management

供应商管理工作是一个复杂的过程，包括供应商的开发、选择、评估、现场考核、定级、正式合作、再评估、定期确认资格、日常管理等环节，因此，如何对供应商加强管理，建立一套符合自身发展要求的供应商管理体系，无疑将对超市的发展壮大起到至关重要的作用，本文就是以此为出发点，从供应商资源的开发、选择与评估、日常管理和关系管理几方面对供应商管理体系的建立进行了研究，并对今后国内建材连锁超市如何建立适合自身发展的供应商管理体系提出了一些建议。

For derivative transactions which they are unable to price or valuate, they shall get the key estimation parameters and other information from parties making quotations and, provide by letter, e-mail, fax or any other recordable way, such information to institutional clients in writing so as to improve the transparency of the re-estimation of the market value of derivative products.

对于自身不具备定价估值能力的衍生产品交易，应向报价方获取关键的估值参数及相关信息，并通过信件、电子邮件、传真等可记录的方式向机构客户书面提供此类信息，以提高衍生产品市值重估的透明度。

In the training of HMM, referring to the auxiliary function in reference〓, and the method in reference〓 to get the estimations of the parameters of Markov chain, we define the likelihood function and auxiliary function for the maximum likelihood estimation of CDHMM, and then induce systematically the forward-backward algorithm and the re-estimation formulas for parameters of CDHMM.

在HMM的建模方面，本文借鉴文献〓中求多变量观测值马尔可夫链参数时辅助函数的选取方法，定义了CDHMM的似然函数和辅助函数；借鉴文献〓中求解马尔可夫链参数时的求偏导方法，并针对本文辅助函数加以简化和改进，系统地推导了HMM的前向—后向算法，以及CDHMM各参数的极大似然估计公式。

A three-sided measurement method,a weighted least squares estimation method and a robust least squares estimation method are used to make wireless sensor network node localization more accurate.

为提高无线传感器网络节点定位精度，提出3种基于距离信息的改进定位算法：改进三边测量法、加权最小二乘估计、抗差最小二乘估计。

First,owing to the wide range of use of WeibuU distribution,we propose the Weibull MTD model,which has improved the MTD model based on Gaussian distribution in some thick-tailed cases;Second,some stationarity properties of the model are discussed;After that,we apply the standard EM algorithm to mixture models to get the estimation equations and then expose bootstrap method to calculate confidence region of the parameters;Finally,some simulations and an example are analyzed in detail,which show that when analyzing nonstandard date,such as financial date,insurance date and so on,it is more proper for estimation to use the Weibull MTD model than the Gaussian MTD model.

首先给出基于Weibull分布的混合转移分布模型的一阶与k阶平稳的充分必要条件；接着，应用EM算法，得到了参数的极大似然估计及它们的标准误差；然后，应用Bootstrap方法，得到了参数的置信区间；最后，通过模拟与实例分析，说明该模型在分析来自金融、保险等某些厚尾分布的数据时，在参数估计方面的表现优于高斯混合转移分布模型。

Portfolio features the individual estimation, presentation and introspection as well as organizational development and achievement. For the purpose of the portfolio record, individuals are able to take it as the reference resources for future self-education by doing the self-estimation and self-examination. It could be applied to the an enterprise as a standard for human resource department to evaluate the recruitment, performance and promotion. Therefore, the portability and compatibility of Portfolio are very important nowadays.

中文摘要学习历程档具有评估、展示及反思个人或团队学习发展及成就累积的特性，藉由学习历程记录，可以由学习者自我评估、反思学习活动的广度与深度，以做为日后持续进修的参考，企业并可做为员工个人之任用、考绩与升迁的参考依据，因此学习历程的可携性及互通性格外引起重视。

In order to enhance the location estimation performance of mobile station tracking and positioning, a new method of mobile location optimal estimation based on the federated filtering structure and the simplified unscented Kalman filter is presented.

为了进一步提高移动台的跟踪和定位性能，提出了一种基于联邦滤波结构和简化UKF的移动位置最优估计与融合新方法。

This papers studies the popular software size estimation methods, such as the academic basis and estimation steps of Delphi, analogy method and PERT.

本文对目前流行的几种常用的软件规模估算方法进行了研究和对比。

In chapter 3, based on the analysis of tradional methods, the methods of time delay estimation and phase estimation via HOS is presented.

第三章在分析传统方法的基础上，将高阶统计量引入到延时和相位估算中，提出了基于HOS的延时估算方法和检相方法，获得了较好的延时和相位估计效果。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷