1) Linear combination
线性组合
1.
Drazin inverse of linear combination of two matrices and its application;
Drazin逆的线性组合及其应用
2.
Weighted approximation by a class of linear combinations of Bernstein type operators;
一类Bernstein型算子线性组合加Jacobi权的逼近
3.
On the linear combination of Szasz-type operators;
关于Szasz型算子的线性组合
2) linear combinations
线性组合
1.
On the distribution of linear combinations of normally distributed random variables;
关于正态随机变量的线性组合分布
2.
Pointwise estimates for linear combinations of Szász operators;
Szász算子线性组合的逼近
3.
Using the pointwise modulus ωφλ2r(f, t), we discuss the approximation theorem for the r order linear combinations of Bernstein-Durrmerer operators.
本文利用点态光滑模ω(?)λ2r(f,t)研究了Bernstein算子的r阶线性组合的点态逼近。
3) combination
[英][,kɔmbɪ'neɪʃn] [美]['kɑmbə'neʃən]
线性组合
1.
Uniform approximation for combinations of Gauss-Weierstrass operators;
Gauss-Weierstrass算子线性组合的一致逼近
2.
We give a characterization of a class of combination of bivariable positive linear operators in uniform approximation.
给出了一类多元线性正算子线性组合在一致逼近意义下的特征刻划。
3.
In this paper, we give the pointwise approximation theorems for the combinations of Szdsz-Mirakjan operators and consider the relation between the derivatives of these operators with higher orders and the smoothness of the functions approximated.
本文给出了Szasz-Mirakjan算子线性组合的点态逼近定理。
4) nonlinear combination
非线性组合
1.
A predicting method of nonlinear combination based on support vector machines(SVM) is presented.
在分析支持向量机(SVM)用于时间序列预测和非线性组合原理基础上,提出基于支持向量机的非线性组合预测方法。
2.
The wavelet network method is applied to establish the optimal combination function for realizing the nonlinear combination of various submodel for dam safety monitoring.
利用小波网络构造模型的优化组合函数,以实现对不同的大坝安全监控子模型的非线性组合。
3.
Bayesian analysis in this paperleads to nonlinear combination of forecasts under general conditions, which considerstraditional weighted arithmetic averaging formula and weighted geometric averagingformula as its special cases.
基于贝叶斯理论分析，在相当一般的条件下，本文推导了非线性组合预测方式。
5) convex linear combination
凸线性组合
1.
The paper introduces basic sets of solutions for nonhomogeneous linear ordinary differential equations and proves that the general solutions of such equations consist of all convex linear combinations of any basic set of solutions.
引进了非齐线性常微分方程的基本解组,证明了非齐线性常微分方程的通解由其基本解组的所有凸线性组合构成,由此给出了非齐线性常微分方程通解的又一表达形式。
2.
And we obtain a sufficient and necessary condition and operator coefficient estimates for f(z)∈Σ and show that the class Σ is closed under arithmetic means and convex linear combinations.
本文讨论了 Hilbert空间中具有正算子系数的亚纯单叶算子值函数集 Σ[α,β],得到了 f( z)∈Σ[α,β]的充要条件及算子系数估计 ,并表明在算术平均及凸线性组合下Σ[α,β]是闭的 。
6) making linear combination
线性组合化
1.
Based on the quality of linear operation about indefinite integral, the article puts forward an indefinite integral principle of making linear combination and reducing power of integrand.
从不定积分的线性运算性质出发,给出了计算不定积分的被积函数线性组合化、降幂的积分原则,并结合实例分析了这一原则在不定积分计算中的指导作用。
补充资料：组合模式或组合振动
分子式：
CAS号：
性质：在红外光谱中通常出现很多的弱吸收，组合模式或组合振动系指对应于两个或多个基本振动频率之和起源，它的弱吸收于多原子分子振动态相互作用的振子的非谐性。与基频振动及倍频所引起的吸收相比，这些吸收是比较弱的。
CAS号：
性质：在红外光谱中通常出现很多的弱吸收，组合模式或组合振动系指对应于两个或多个基本振动频率之和起源，它的弱吸收于多原子分子振动态相互作用的振子的非谐性。与基频振动及倍频所引起的吸收相比，这些吸收是比较弱的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条