1) earthquake records FFT transform
地震记录FFT变换
2) seismic record
地震记录
1.
Prediction of borehole stability by seismic records;
利用地震记录钻前预测井壁稳定性研究
2.
Optimum weighted stacking of seismic record with irregular noises;
非规则噪音地震记录的优化加权叠加
3.
According to seismic wave dynamic mechanics, the reasonable nonlinear mapping relationship between seismic record and logging data has been established.
根据地震力学理论,建立了地震记录和测井数据之间的非线性映射关系,并据此构建了测井曲线。
3) seismic data
地震记录
1.
Fractal and chaotic characteristics of seismic data;
地震记录的分形与混沌性质
2.
In this paper a seismic multi scale edge detection (SMED) technique is proposed for detecting those variances from seismic data.
本文提出的地震多尺度边缘检测技术以坎尼最佳边缘检测准则和小波变换的多分辨分析为理论基础，能在地震记录上较方便而可靠地识别地下介质的横向变化。
5) seismic records
地震记录
1.
This paper discusses three methods for the signal-to-noise ratio estimation of seismic records,and they are SVD method,statistical averaging method and frequency-domain estimation method,respectively.
估算地震记录信噪比的三种方法有SVD法、统计平均分析法和频率域估算法。
2.
According to the site condition,the fortified intensity,the duration,and the fitting degree between the response spectra of seismic records and those of the code,this paper presents one way of selecting seismic records for time history analysis method.
从场地条件、设防烈度、持时及地震记录的反应谱与规范反应谱的拟合程度等方面考虑 ,提出了一种为时程分析法选择实际地震记录的方法。
3.
Noise elimination is a necessary,there are all kinds of coherent noise on seismic records because of many reasons caused by shooting,propagation and receiving of seismic wave.
由于地表条件和地震波激发、传播以及接收条件等诸多方面的原因 ,时常引起地震记录上出现各种相干干扰波。
6) seismic recording
地震记录
1.
According to the seismic recording, I discuss the differences of Shuey equation and Hilterman equation, explaining how th.
这里从精确的Zoeppritz方程出发,根据Shuey及Hilterman提出的P-P波反射系数计算公式,设计多层地质模型进行AVO正演模拟并合成地震记录,利用地震记录对比讨论了Shuey及Hilterman的简化方程各项的物理意义及其在不同入射角范围内对地震记录的贡献。
2.
Thus the S-transform was introduced by Stockwell,it can settle issues of difficult in low S/N ratio seismic recording first break picking.
Stockwell提出的S变换,可有效解决低信噪比地震记录初至拾取困难的问题。
补充资料：Radon变换和逆Radon变换
Radon变换和逆Radon变换
X线物理学术语。CT重建图像成像的主要理论依据之一。1917年澳大利亚数学家Radon首先论证了通过物体某一平面的投影重建物体该平面两维空间分布的公式。他的公式要求获得沿该平面所有可能的直线的全部投影(无限集合)。所获得的投影集称为Radon变换。由Radon变换进行重建图像的操作则称为逆Radon变换。Radon变换和逆Radon变换对CT成像的意义在于，它从数学原理上证实了通过物体某一断层层面“沿直线衰减分布的投影”重建该层面单位体积，即体素的线性衰减系数两维空间分布的可能性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条