我们不仅在方程中加了一个拟合因子,而且在逼近第二个初始条件时也加了拟合因子。
We not only take a fitting factor in the equation, but also put one in the approximation of second initial condition.
利用神经网络拟合发动机飞行条件、状态与控制器参数之间的关系,验证了控制器在全飞行包线内的性能。
Using neutral networks, the relationship between engine flight conditions, states and the parameters of controller are fitted, and the controller characteristics in full flight envelope are verified.
本文对残差具有异方差性的传递函数模型提出了一种新的模型——条件异方差传递函数模型,并对建立此类模型的条件和拟合及预测效果进行了研究。
In this paper, a new model-transmissibility function model with conditional heteroscedasticity is proposed, and its conditions as well as the fitting and forecasting effect have been studied.
本文讨论了在波动方程偏移问题中构造吸收边界条件方程的原则,并提出了求解具有吸收边界条件的偏移问题的一种新方法——矩阵拟合分解方法。
In this paper a fitting decomposition method is proposed and the principles for construe - ting equations which characterize the absorbing boundary conditions is discussed for wave equation migration.
根据不同条件下的拟合方程,对其回归系数进行了影响因素的分析。
From different fitting equations under different conditions, regression coefficients were also analyzed.
很好地给出了应用拟合准则的条件。
The conditions of using fitting criterion were given as well.
还包括无需额外费用为这些大型轴承的条件评价访问12和24个月后拟合。
Also included at no extra cost for these larger bearings are condition evaluation visits 12 and 24 months after fitting.
用M带小波变换来拟合状态在各尺度空间的投影关系,建立了满足标准卡尔曼滤波条件的系统模型。
M-band wavelet is used to approximate the projection relationship between the scale Spaces, and system model that satisfies Kalman filter condition is built.
目前在风冷热泵机组的仿真研究中,对蒸发器结霜过程的模拟主要是采用一些由实验拟合而成的集总参数模型,而这些模型往往是在特定的运行条件下得到的。
At present, the lumped parameter model of frost, which is based on experience and depend heavenly on the running condition, is widely used in simulation of air-cooled heat pump.
在特定条件下,埋深在一定深度范围内可用不过原点的直线近似拟合。
Under specific condition, buried depth within a certain depth range may fit proximately to use a line disjointed to zero point.
以垃圾焚烧飞灰中的持久性组分分析为例,研究了不同程序升温条件下用于峰识别的拟合定量方法。
The curve fitting quantification method has been developed for peak recognition of complex and persistent components in fly ash from municipal waste incineration at different temperature programs.
这一结果表明,解题策略的同质性是LLTM拟合的必要条件,但还不是充分条件。
This showed that the homogeneity of problem solving strategies was the necessary condition but not the sufficient condition for the fitting of LLTM.
趋势项位移由边坡的势能和约束条件所决定,利用多项式位移函数进行拟合预测。
Trend term displacement is determined by the potential energy and constraint condition of the slope and is predicted by displacement polynomial function.
利用模拟试验取得的数据,通过回归分析,拟合出不同场地条件下烟囱触地飞溅物距离的预测公式。
Through the regression analysis using the data from modeling tests, the formulae for predicting the spattering distances at different conditions of ground were fitted out.
根据统一蠕变模型和该模型导出的蠕变方程,研究了分级加载条件下的岩石蠕变特性,并且通过曲线拟合得出了相应的蠕变参数。
Based on the unified creep model and the relevant creep equations, the creep properties of rock under step load is studied, and the corresponding creep parameters by fitting curves are obtained.
根据试验结果及模型简化拟合得出了常规三轴压缩条件下煤岩的分段本构方程。
The segmental constitution equation of coal is obtained through fitting method according to the triaxial compression test results and simplified model.
对反求工程中的点云数据处理,给出一种基于特征的区域分割法来划分点云,为后续曲面拟合提供有利条件。
For dealing with the cloud data in reverse engineering, one region-division method which based on character is presented to divide up cloud data, this provides advantage to the later surface fitting.
这种算法非常简单,且在一定条件下,能将样本集合中的所有输入、输出数据对拟合至任意精度。
The algorithm is quite simple, especially, on the certain condition, it can match all the input-output pairs in the training set to any given accuracy.
在相同位移速率和相同载荷水平条件下,同一次循环时岩石变形曲线的加载段与卸载段的相应拟合参数值不同。
The imitational parameters are different for loading section and unloading section of the fine-sandstone deformation curve at the same circulate curve under the same deformation-rate and stress-level.
通过大量正演计算,拟合出桩周土为黏土、砂土、粉土条件下缺陷程度与时域速度响应波形中入射波与反射波波幅比之间的关系式。
Using this software, the relationship between degree of defect and ratio of amplitude was studied, in which the influence of the characteristics of the soil around piles is taken into account.
指出在田间条件下,用直角双曲线拟合得到的初始量子效率偏高。
It is found that initial quantum yield obtained by fitting rectangle hyperbola is higher than its real value.
此模型拟合性好,通过响应面分析以及岭嵴分析得到了优化组合条件。
The model was significantly fit well and the optimum combination was obtained by response surface analysis and ridge analysis.
最大熵密度函数以Z的期望和高阶中心矩为约束条件加以拟合。
The maximum entropy density function is fitted with the restriction of expectation and high DE - gree central moments of Z.
本文采用多因子综合相关法,通过计算条件频率得出预报方程,其历史拟合率可达95.6%。
The multifactor comprehensive correlation method is used to establish a forecasting equation which was found to have a goodness of fit of 95.6%.
目前的通用方法都是基于二次曲面的特征方程进行拟合,由于特征方程求解复杂,因此这些拟合软件在进行曲面拟合时均存在很多的限制条件。
Nowadays, general fitting methods are based on the character equations of quadratic surface to implement. For it is so complicated that a lot of fitting software exist a lot of restrict conditions.
分析人体背部曲线,并对座椅靠背曲线进行拟合,确定关键点的约束条件,从而得出更符合人体生理曲线的座椅靠背曲线。
Analyzing the back curve of human body, fitting of the back curve, fixing the constraint conditions, the seat back curve which is more conformed to physiological principle is obtained.
分析人体背部曲线,并对座椅靠背曲线进行拟合,确定关键点的约束条件,从而得出更符合人体生理曲线的座椅靠背曲线。
Analyzing the back curve of human body, fitting of the back curve, fixing the constraint conditions, the seat back curve which is more conformed to physiological principle is obtained.
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