tomographic inversion meaning in English
层析成象反演
Examples
- The least square conjugate gradient and odd values decomposition method also can be used to perform tomographic inversion
研制的最小平方共轭梯度算法和奇异值分解法也可进行同样的层析反演。 - This paper reviewed the theory , development and applications of 3 typical velocity analysis technologies , stack velocity analysis , migration velocity analysis and tomographic inversion
主要对叠加速度分析、偏移速度分析和速度层析反演三大类典型的速度分析方法的基本原理、发展及应用条件等作简要的回顾与介绍。 - The sirt inversion operator can be applied to solve the large - scale sparse linear equation and velocity tomographic inversion can be performed based on direct arrival traveltime and accuracy could be 3 meters
研究成功的sirt反演算法可用于求解大型稀疏超定线性方程组，根据直达波旅行时进行速度层析反演，其精度可达到3米。 - The least traveltime ray tracing method can greatly reduce the amount of calculation for tomographic inversion and increase the accuracy for ray tracing . the important method to do the cross well seismic reflection image is xsp - cdp algorithm
研究的最小旅行时射线追踪法可大大减少层析反演的计算工作量并提高射线追踪的精度；井间地震反射成像主要采用xsp - cdp方法。 - Then , the development of the tomography is reviewed in brief , while the status in quo of this technique is investigated . and analyzing two key facts in using the method , first , yield data gather ; second , solve near - surface velocity after tomographic inversion
然后回顾了层析成像方法的发展历程，并调查了层析成像方法的研究现状，分析实际应用中存在的两个关键问题，一、野外数据采集；二、用层析成像方法反演求解表层速度，从而确立了本文的研究方向。