查询词典 estimation

We need to make accurate estimation beforehand.

我们需要事先作出准确的估计。

To overcome the problem of limited market data on forward credit spread quotes, and to increase the accuracy in estimation, we propose a multinomial tree model in this paper and apply it on both European and Bermudan CDSwaptions.

相较过去文献上建构多元树必须配适标的资产对数报酬率之分配的多阶动差，本文建构多元树的方法仅需配适较少的动差，即可建构出任意分枝个数的多元树模型。

For shorten of testing time and estimation of assured precision in safe storage life of propellants by Berthelot equation, feasibility in increase of testing temperature was put forward.

为了缩短试验时间，且保证通过Berthelot方程推算火药安全贮存寿命的精度，提出了提高试验温度的可行性。

New parameter estimation Markov recursive algorithm for continuous stochastic linear system and bilinear system is proposed.

基于小波变换的连续随机线性和双线性系统参数辨识Markov方法分析研究了连续维纳过程在小波变换下的统计特性，给出了维纳过程的离散小波变换系数所构成的离散随机过程的协方差矩阵计算和估计方法，基此提出了线性和双线性连续随机系统参数辨识的Markov估计方法及其递推算法。

There are many noise sources in measuring the seismometer transfer function, the main noise sources are investigated. The method of cross-special analysis is presented, flow process diagram of computing is given, the algorithms are discussed in detail, such as low-pass digital filter, computing of seismometer transfer function initial values, time domain convolution, bilinear transformation, estimation of power spectrum and cross-spectrum, window functions and preprocessing of measuring data etc.

在地震计传递函数测试过程中的存在多中噪声，本文分析了主要的噪声来源；介绍了用互谱分析方法测试地震计频率特性的基本原理和方法；给出采用该方法确定地震计传递函数的算法流程图；并对计算过程中采用的低通滤波器、地震计传递函数的初值确定方法、卷积运算方法、自谱和互谱估计、采用的窗函数和测试数据的预处理进行了详细讨论。

Backtrack test shows that this model has better estimation effect to bimodal distribution.

返回检验表明，该模型对双峰分布有更好的估计效果。

The effectivity of Bayesian statistical method on the estimation of bimodal distribution is shown by numerical simulation.

较详细介绍了贝叶斯统计方法在海浪方向谱估计中的应用，指出先验分布的不同对估计结果没有影响，由于均匀分布与最大熵原则相对应，使其具有某种特殊性。

This paper revisits one of the most basic and methodologically important problems in statistical practice, namely, interval estimation of the probability of success in binomial distribution.

本文讨论了一个统计中很重要的问题：二项分布成功概率的区间估计。

Objective Discuss the accuracy of sample size determination involving binormal ROC parameter estimation.

目的 探讨ROC双正态样本量估计方法的准确性。

To improve the performance of image-denoising methods, a locally adaptive denoising algorithm was presented. The new algorithm assumed the statistical dependence among wavelet coefficients. First, a bivariate probability distribution model was introduced to model the statistics of wavelet coefficients, and corresponding nonlinear threshold function was derived from the model using the Bayesian estimation theory.

由于图像小波系数存在很大的层间相关性，引入双变量概率分布模型，基于贝叶斯估计理论，得到了相应的非线性阈值函数；基于层内局域方差估计，利用该收缩函数得到一种局域自适应的图像去噪算法。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。