查询词典 inverse cotangent

On this basis, exploring the method and feasibility to extract terrestrial parameters from hyperspectral and multiangular data. On the inverse problem, we analyzed the error source of model-based inversion, and pointed out the effect of a priori information, merit function, inverse algorithm and strategy on the inverse result.

本文在综合考虑各种算法的优缺点基础上，将基于实编码的遗传算法引入遥感模型反演中，并通过与确定性搜索算法相比较，肯定了遗传算法在解决非线性反演问题中的作用。

Based on the conclusion, we adopt a new method to eliminate multiples, which is to use the statistic character of error, obtain inverse wavelet's estimation, correct misshaped inverse wavelets for non-orthogonality in inverse wavelet domain by the estimation. The method mainly has four steps.

在此基础上，本文提出了在逆子波域（单道自适应相减滤波的滤波算子的集合），利用其误差的概率分布特征，对逆子波进行估计，用逆子波的估计对逆子波进行校正来消除多次波的方法。

The problems in many applied domains often can be formulated as a nonlinear inverse problem, for example, parameter identification problem, inverse scatting problem, inverse Sturm-Liouville problem and the first nonlinear Fredholm equation, etc..

许多实际应用领域常归结为非线性反问题的求解，比如说参数识别问题，反散射问题，逆Sturm-Liouville问题以及非线性第一类Fredholm方程的求解问题等。

By means of uniting geometry with algebra, the arc length, tangent line, cotangent space and curvature of curve in four dimensional space are investigated, and the corresponding calculation formula in each cases are given.

用形数结合的观点研究了四维空间中曲线的弧长、切线、法空间和曲率问题，并给出了其计算公式。

Most of us can't tell our secant from our cotangent.

我们中的大多数不能分辨正切余切。

It actually represents the Frog Kok of Cotangent value.

它实际上代表了辙叉角的余切值。

According to the author's Cotangent relations theorem, bearings-only target tracking with linear motion is achieved.

根据所提出的余切关系定理，实现了纯方位观测的直线运动目标跟踪。

A new cotangent theorem is deduced to solve the nonlinearity for bearing-only measurement.

通过新提出的余切关系定理，解决了单站纯方位观测的非线性问题。

Mechanics has two main branches,Lagrangian mechanics and Hamiltonianmechanics:Lagrangian mechanics is based on variational principles and Hamil-tonian mechanics is based on symplectic structure of cotangent space.

力学有两大主要分支：基于变分原理的Lagrangian力学和基于余切空间的辛结构的Hamiltonian力学。

Use in VB API Dynamic drawing, including sine, cosine, tangent, Cotangent, can also modify the code-defined functions.

在VB中利用API实现动态画图，包括正弦，余弦，正切，余切等，也可以通过修改代码自定义函数。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。