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- geophysical inverse method 地球物理反演方法
- If Bayesian inference used to describe the problem, the posterior probability density function of earth model describes the solution of a geophysical inverse problem. 若贝叶斯理论被用来描述反演问题的话,则地球模型的后验概率密度函数可以用来描述反演问题的解。
- Such methods are called inverse methods. 这种方法被称为逆方法.
- With analogizing the evolution process of atomic transition from excited states to ground state, we proposed a novel non-linear optimization algorithm for geophysical inverse problem, called as simulated atomic transition algorithm (SATA). 在此基础上,模拟了物理学中原子从激发态向基态跃迁的物理过程,建立了一种与原子跃迁过程相对应的非线性随机跃迁数学模型和模型解跃迁搜索准则,导出了适用于一般地球物理资料的模拟原子跃迁的非线性反演算法。
- At present, it provides publications, including Geodesy and Gravity Course Notes, Geophysical Inverse Theory, Theoretical Geomechanics, Theory of Seismic Imaging, A Genetic Algorithm Tutorial, etc. 目前提供的出版物有:大地测量学和重力讲课笔记、地球物理反演理论、理论地震学、地震成象理论、遗传推算指南等。
- So it can be concluded that the inverse method of dam parameters based on AESA is workable and reliable. 同时加入不同水平的噪音对该算法的数值稳定性进行了研究,结果表明算法稳定性良好。
- The numerical inverse method is an indirect method to determine soil hydraulic properties. 数值反演方法是间接确定土壤水力性质的方法之一。
- Identification of Rain-Rate Profiles from Radar Returns at Attenuating Wavelengths Using an Inverse Method: A Feasibility Study. 用一种反方法从削弱中的雷达波段回波得到降水率剖面。
- Based on the boundary element method, an inverse method is developed to identify the material parameters of orthotropic plane problem. 以边界元计算为基础,提出正交各向异性平面问题材料参数识别的反分析方法。
- A new inverse method to design circular cascades with varying blade height was developed on the basis of the singularity method[1]. 在文献[1]研究的基础上,提出了一种新的基于奇点法的变叶片高度环列叶栅逆命题设计方法。
- Competitive adsorption isotherm data for the two enantiomers of tryptophan were measured by frontal analysis and inverse method. 分别采用前沿分析法和逆向法确定色氨酸对映体的竞争型吸附等温线。
- The all-time apparent resistivity iteration inverse method was deduced in detail based on the current slanting wave of the TEM central loops unit. 摘要详细推导了TEM法中心回线装置发射电流为斜阶跃波形条件下全区视电阻率迭代反演计算方法。
- The non-uniqueness problem is always encountered when numerical inverse method coupling with one step outflow experiments is employed to determine the soil hydraulic properties. 结合单步出流实验的数值反演方法在确定土壤水力性质时会遇到解的非唯一性问题。
- A mathematic model for calculating the transient temperature field of boiler drum with inverse method is built and a calculation program is developed with FORTRAN. 本文建立了反推法求解汽包瞬态温度场的数学模型,利用FORTRAN语言编制了温度场计算程序。
- And the procedure of the inversion method is presented step by step. 阐述了用变分伴随方法的一般分析过程和计算步骤。
- This paper gave a brief review on neural nets and neural computers, neuron models, layered network structures, error back-propagation algorithm and its application to geophysical inversion. 本文简要介绍神经网络与神经计算机,神经元模型,层状网络结构,误差逆传播算法及其在地球物理反演中的应用。
- Under the control of seismic phase model and transforming the single inversion issue into a combining inversion issue through raw data,we can improve the effects of geophysical inversions in nature. 在地震相模型控制下,通过原始数据将各个单一反演问题转化为一个联合反演问题,可降低反演在描述参数几何形态时的单个反演问题的自由度,从本质上提高地球物理反演的效果。
- On the basis of theoretic analysis of Dar Zarrouk curves the VES inverse method called DZ interpretation is designed. Two programs used in the cases of known and unknown layer number are developed. 本文在对Dar Zarrouk曲线进行理论分析的基础上,设计出一种电测深曲线的反演解释方法,称DZ解释方法,并编制了分别适用于已知层数和朱知层数情况的程序。
- In adaptive channel equalizing, that generalized inverse method is often used to solve an equalizer's weight coefficient, matrix's morbidity may severely degrade the equalizer's performance. 摘要在自适应通道均衡中,为快速求解均衡器权系数,通常需要对矩阵直接求逆,而病态矩阵的出现带来了权系数求解的极大误差,严重影响均衡器的校正性能。
- The method seems good but it needs to be tried out. 这个方法似乎不错,但需要试验一下。