查询词典 inversion problem

In order to resolve this problem, we bring forward a modified algorithm and apply it to pre-stack inversion of reservoir parameters (Poisson ratio, P-wave velocity and density).

本文在前人研究的基础上提出了改进的模拟退火算法，同时利用改进的算法反演了地层泊松比、纵波速度和密度。

The inversion of strong scatterer imbedded in the half-space is a practical, but very difficult problem of strong non-linearity.

半空间弹性波强散射源逆问题是一个实用而又难度很大的强非线性问题，而经典的Born迭代方法只适用于弱非线性问题。

The combined datum correction of tomography inversion with wavefield continuation is beneficial for solving static correction problem under complex near surface condition.

近地表层析反演与波场延拓联合基准面校正的方法有利于解决复杂近地表条件下地震资料的静校正问题。

Identification and forecasting for igneous rock is one hard problem of exploration activity, because it has extreme aeolotropism. By firstly synthetically utilizing seismic analysis, well logging restricted inversion, core well core and electric log analysis method and so on, the igneous rock reservoir of Gaoqing oilfield is effectively identified and divided into one to four four phases according to igneous rock erupting phase.

由于火成岩具有极强的非均质性，对其识别与预测是油气勘探的难题之一，首次综合使用地震分析、测井约束反演、取心井岩心与电测曲线分析等技术和方法，有效地识别了高青油田火成岩储集体，并根据火成岩喷发期次，将高青油田孔店组火成岩储集体分为1、2、3、4期。

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。

Deconvolution and inversion of receiver function is a basic problem for receiver function study.

接收函数的提取和反演是接收函数研究的核心问题。

To cope with this problem, we used gamma inversion to rule out the low velocity anomalies that caused by incr...

针对这种情况，采用伽马反演，来排除因泥质含量增加形成的低速异常现象，再结合速度反演，较准确地预测出了双家坝地区飞仙关组鲕滩的发育情况，落实了其分布范围，为下一步勘探提供了可靠的资料。

As a concrete example for the 3D timelapse seismic problem, a localized inversion algorithm is designed based on the continuous and recursive methods.

以三维时间推移地震为例，在连续型及逐次递归算法的基础上构造了快速的局域化反演算法。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。