查询词典 derivative

Consequently, the sensitivity of the input random variable of one neural network is defined as the mathematical expectation of the partial derivative in the probability measure space.

当神经网络的类型已知，各个输入变量的联合分布函数已知，就可以明确的求出神经网络对各输入变量的敏感性计算式。

It analyzes the application of derivative in the matriculation texts in the last few years.

本文主要分析在近几年的数学高考题中导数方法的应用。

For the first-order ordinary differential equation system, the coefficient matrix of variables with derivative is decomposed into the triangular factor form and transformed into unit matrix.

对于一阶常微分方程组，将具有导数变量的系数矩阵作三角化分解，使其简化成单位矩阵。

Based on the maximum principle,we construct the blowing-up lower solution by the relations of parameters and solution of the ordinary differential equation and then the blow-up properties are studied.We use the maximal principle to analyse the derivative profiles of the solution and get the lower bounds and upper bounds of blow-up rate through the complicated analysis technology and the inequality theory.

基于最大值原理的比较理论，通过一些特定的参数关系，利用相关常微分方程的解构造合适的爆破形式的下解，由此得到退化反应系统初边值问题的爆破解；然后，对爆破解的性质进行进一步的研究，利用极大值原理对解的导数特性进行了分析，给出了解的爆破速率的上、下界估计。

Here, Mayhew concludes that new derivative markets clearly increase the liquidity and quality of information in existing financial markets.

在这里，梅休得出结论，那就是新建立的衍生品市场显然增强了现有金融市场信息的流动性和品质。

Mayhew concluded that it is rather difficult to tell whether derivative markets worsen financial-market volatility, because their creation tends to come when existing financial markets already are more volatile, or can be predicted to become so.

梅休的结论是：确定衍生品市场是否加剧了金融市场的动荡非常困难，因为金融衍生品市场本身就是在现有金融市场波动加剧、或预计有可能波动加剧的情况下才得以创立。

Sheldon: If by "holy smokes" you mean a derivative restatement of the kind of stuff you can find scribbled on the wall of any men's room at MIT, sure.

她说"我的天啊"，她是说这些毫无独创性的理论重述在麻省任何一个房间的墙上都能看到。

If by "holy smokes",you mean a derivative restatement of the kind of stuff.You can find scribbled on the wall of any men's room at mit,sure.

如果你说"上帝啊"是想再一次强调说你能在任何一个麻省理工的男生寝室墙上发现那些涂鸦，那一点没错。

Based on the second PA derivative of mean steady-state system time with respect to a parameter of the service time distribution, we give the second-order stochastic approximation algorithm.

当最优化问题过于复杂，无法使用解析方法分析时，一个可行的方法是在参数的取值范围内用逐次逼近法找到最优点；在使用此类优化算法时，目标函数的样本导数是必需的。

The suspended sediment exponent model and quadratic inversion model solving spectrum reflectance, spectrum reflectance mean value and reflectance first-order derivative are established respectively, based on the analysis of spectrum characteristics. The results showed that the 900 nm wavelength exponent model can accurately quantitatively inverse the suspended sediment concentrations.

在对其光谱特性进行分析的基础上，分别建立了悬浮泥沙光谱反射率、光谱反射率均值和反射率一阶微分的指数反演模型和二次反演模型，结果显示 900 nm 波长的指数模型可以较准确地定量反演出悬浮泥沙浓度。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。