By some experimental researches on IBSD system and regression analyzing, the exponent of cosine distribution is determined and the emluator are completed for quantificationally simulation.

Analytic solution of beam subjected to cosine distribution pressure

梁受余弦分布压力作用的解析解

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Four kinds of discrete transform principal component regression methods were established by combining wavelet packet transform, wavelet transform, Fourier transform and discrete cosine transform with principal component regression. Calculating programs were designed to perform the calculation by discrete transform principal component regression methods.

将离散小波变换、小波包变换、傅里叶变换和离散余弦变换与主组分回归方法结合构成4种离散变换主组分回归方法，编制了离散变换主组分回归方法的计算程序。

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A new north seeking method named Three Points Orthogonal Sampling is introduced to input the gyro with the cosine component of the Earth's horizontal spin velocity.

针对部分地区无法同时观测到“北斗一号”系统两颗工作卫星信号的情况，提出了仅利用一颗地球静止卫星实现快速寻北的思路。

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We propose to use the sine cosine function series as the fundamental variables and to apply optimum regression analysis to the experimental data.

本工作引入正余弦函数系对实验数据作最优回归分析。

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It is showed that, these sample processes accurately reflect the prescribed probabilistic characteristics of the evolutionary power spectral density function when the number of the terms in the cosine series is large enough;

可以证明，当级数项数足够大时，模拟的样本过程可准确地反映渐进功率谱规定的性质；

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Based on such a pipeline corrosion model, an elastic foundation beam model is employed to express the seismic displacement and stress of pipeline as orthogonal cosine series.

在此基础上，根据弹性地基梁模型，将管线周围土体位移正交展开为余弦级数的形式，获得了地震作用下腐蚀管线位移反应和应力反应的解析表达式。

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Firstly, Airy stress function and the distributions of the membrane forces are determined by the combination of double cosine series.

首先采用双重余弦函数的组合确定了面内冲击矩形薄板的艾雷应力函数和中面力的分布；

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The flexural problems of orthotropic rectangular plate with four free edges rested on elastic foundation have been discussed in this paper and analyzed by the Fourier trigonometrical cosine series and double trigonometrical cosine series.

本文利用Fourier双三角余弦级数和单三角余弦级数，讨论和分析了弹性地基上四边自由正交各向异性矩形板的弯曲问题。

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L1-convergence of Fourier cosine series with coefficients of bounded variation had been researched in [ 1].

文献[1]的定理2中，研究丁有界变差系数的条件下，Fourier余弦级数的L~1收敛问题。

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In order to quickly get the decision-making, vector cosine law is used for searching similarity cases. Compared to the use of words searching, it takes more less time to get the most similarity case.

为了快速得出决策，提出利用向量余弦法进行案例的相似度搜索，相比文字查询方法在时间上少了一个数量级。

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The Importance of the Various Solutions to One Question-Supported by the Methods of the Addition Theorem of the Cosine Law; Residual dentin thickness in upper anterior teeth after root canal preparation

用余弦的加法定理不同的证明来说明一题多解的重要性上颌前牙三种不同方法根管预备后剩余根管壁厚度的研究

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The results show that backward electron emission yield deviates from inverse cosine law, due to the role of the valence electrons of H2+.

研究发现背向的电子发射产额不满足余弦关系，这是由于H2+上的价电子所引起的。

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In this paper, the cosine law of general closed planar broken line is acquired by generalizing cosine law of triangle.

将三角形中的余弦定律进行推广，得到一般平面封闭折线的余弦定律。

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Solving and Measuring Parameters by Cosine Law

利用余弦定理求解测设参数

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Solution of Simultaneous Equations of Cosine Law Arising from Subjectivity Geometry

主观几何中一组余弦定律方程的解

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The Cosine Law of General Closed Planar Broken Line

一般平面封闭折线的余弦定律

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The best result is obtained with cosine function of Forman method.

但采用Forman相位校正法时，不同切趾函数对校正结果的影响明显不同。

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An Iteration Algorithm for Measuring Frequency and Phase of Cosine Function

余弦信号相位和频率测量的迭代算法

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The applications of the logic sine cosine function in digital electronics

逻辑正弦－余弦函数在数字电子技术中的应用

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Analytic Orthogonalization of Direction Cosine Matrix

方向余弦矩阵的解析正交化

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