查询词典 exponential function

Based on synthetic evaluation model in fussy mathematics and cubic exponential smoothing method of time series, the evaluation and forecasting models are established.

3对常用旅游评价、预测的数学模型进行总结、分析后，采用基于模糊数学方法的模糊综合评价法、基于时间序列分析方法的三次指数平滑法建立本系统的评价及预测模型。

Absolutely convergence part and uniform convergence real part for the exponential series has been given.

给出了指数级数收敛实部、绝对收敛实部及一致收敛实部公式的严格证明。

With the Taylor series decomposition of exponential term involved in EAR model, an approximately equivalent form of EAR model is derived.

通过对EAR模型中的指数项进行Taylor级数展开，导出EAR模型的一种近似等价形式。

A strict proof of the formulas of the convergence real part,absolutely convergence part and uniform convergence real part for the exponential series has been given.

给出了指数级数收敛实部、绝对收敛实部及一致收敛实部公式的严格证明。

The algorithm for K/N and cold standby equipment are studied by the Monte Carlo method. The algorithm for test and evaluation of binomial type unit, exponential type unit and series type equipment are implemented, the accuracy of the algorithms is validated with examples.

论文对专家信息融合的模型和算法进行了讨论，定义了专家信息之间的一致度，利用证据理论对专家信息一致度矩阵进行研究，提出了基于一致度的专家信息融合算法，该方法约束条件少，易于在可靠性试验评价中进行应用。

An approximation method of queueing networks in series with exponential servers with buffers, Poisson arrivals and block ing is presented.

本文讨论产品以Poisson过程到达，有K道加工工序，每加工点是有限容量且服务服从指数分布带受阻的排队网络，并给出了平稳条件和在平稳条件下以三节点组合逼近方法得到平均队长。

This method employs the exponential pulse time series as input to excite CFD model, which can provide slick aerodynamic forces acting on the body through CFD simulation, Then discrete time aerodynamic models, defined among interesting range of frequency, can be trained based on the CFD input output relationship, those models can he implemented thereafter to simulate aerodynamic response for simple-harmonic input of displacement with suitable frequency.

该方法采用具有连续频谱分布且位移光滑的指数脉冲序列为CFD模型运动的输入，通过数值模拟得到作用在模型上的气动力。利用已知的输入和气动力建立起反映系统气动力特征的离散时间气动模型。

To build the index system for the evaluation, 3 main indexes and 12 relative factors were selected in the steps of organization, scheme and execution. Terfel Method was adopted to quantize indexes and factors, and exponential sum method was used to calculate the success degree of factors, indexes and the whole project.

论文选择了组织、方案和实施3大指标12个因子构建了土地整理过程评价指标体系，利用特尔菲法对指标和因子进行量化和权重的确定，采用指数和法计算因子、指标和项目的成功度。

The adaptive learning rate only depends on the negative exponential of the square sum of the kurtosis of neural networks outputs.

本文提出了一种自适应学习率盲信源分离的自然梯度算法，自适应学习率仅依赖于神经网络输出峭度平方和的负指数。

In the fiber cladding and core, the optical fields are represented by the sum of the Bessel and modified Bessel functions, respectively. In the polymer and metal, the optical fields are written to the sum of the exponential functions.

针对热极化光纤的特点，本论文完成了以下理论分析和实验工作： 1、首次利用圆波导模型和标量近似理论对具有复杂几何结构的极化D型光纤的传输特性进行了理论分析。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。