该方法首先对频率进行校正,然后拓宽CPCA的应用范围,把它使用到衰减系数偏移校正领域。
This method aligns frequency at first, then extends CPCA to the correction of damping factor shifts in a single resonant peak across spectra.
实测资料的处理结果表明,利用小波变换可以进行压制MT中的静态偏移,是一种有效的、潜在的静校正方法。
The result shows that the wavelet transformation would be used to constrain the static shift in MT, which is effective and potential method of static correction.
针对球体固定单目视觉测距问题,推导了椭圆中心偏移量的解析公式,研究了基于该公式的校正方法,并进行了仿真验证。
To solve the sphere ranging problem of fixed monocular vision, the analytical formulation of ellipse center offset is deduced, and the calibration method using this formulation is proposed.
本文还给出了根据(静校正的)CMP基准面计算地表圆滑面的方法,统一了深度域中速度谱、时深转换和深度偏移的基准面。
A method for deriving the smoothed ground surface from CMP datum of static correction is given to form a common datum for velocity spectrum, time-depth conversion and depth migration in depth domain.
注意用具有3个校正位的12位转换器的特定情况描述了引入偏移以提高转换的分辨率。
Introducing an offset to increase the resolution of the conversion has been described with the specific case of a 12 bit converter with 3 correction bits in mind.
经实践检验,这种算法对声调语言的基音标记的偏移现象能够得到很好的校正。
The results in practical application imply that the algorithm has advantages in pitch detecting of Chinese syllables.
提出了色彩偏移的校正方法,并对色彩偏移的实际样本图像进行了校正。
The method to correct the color excursion is proposed, then, a sample image with color excursion is corrected.
磁体失准度与束流质心偏移的定量关系的计算研究对磁体安装定位及校正线圈使用是有意义的。
Quantitative relation between the transverse displacement of beam centroid and the misalignment of magnets is useful in the installation of magnets and the adjustment of steering coils.
采用部分近偏移距道叠加,避免出现远道动校正拉伸畸变;
The stacking of some near-offset traces avoids NMO correction stretching distortion on far traces;
然后对该道集进行速度分析、动校正和叠加,得到偏移地震剖面,即共散射点成像。
Then the trace gather undergoes velocity analysis, normal moveout correction and stack to bring seismic migrated section ( This is called scattering point imaging).
该技术是将动校正后的数据偏移到倾斜反射界面零偏移距位置上,能够解决深层构造成像问题。
The normai moveout corrected seismic data are mi-grated to the zero offset dipping reflector, which solves the problem in deep layer image.
射线追踪的速度和精度直接影响地震资料的静校正和偏移成像的质量。
The speed and precision of ray tracing affect the quality of statics and migration for seismic data.
采用沙丘曲线法、交互折射静校正法以及分偏移距地表一致性剩余静校正等技术,较好地解决了静校正问题。
Static correction problem is resolved by adopted methods like sand dune curve, interactive refraction static correction, and offset-division surface-consistent residual static correction.
这种叠前部分偏移的DMO校正可以在动校正之后进行,也可在动校正之前进行。
This kind of DMO correction can be performed before or after NMO correction.
在重建过程中,根据探测器的中心偏移量,对滤波线方程、滤波前后的重排和校正以及反投影过程进行修正处理。
In the process of the reconstruction, the filtering line, re-sampling, correction and back-projection are revised respectively according to the detector center excursion.
同时还分析了傅里叶变换光谱仪辐射量偏移产生的原因,并提出了复数光谱的辐亮度定标方法,该方法能够对辐射量偏移进行校正。
The reason for the radiation offset in FTIR measurement was analysed. The present article presents a calibration method of FTIR complex spectrum, which can adjust the radiation offset.
由于动校正速度是随偏移距变化而变化的,而常规速度分析并没有考虑这一因素,动校正效果往往不是很理想,从而影响资料的叠加和成像效果。
The conventional velocity analysis does not consider the influence of the NMO velocity varying with offset, making the results not ideal, leading to a poor stacking and migration imaging.
由此,我们扩大了非双曲动校正方程的适用范围,从而实现了ATI介质中远偏移距非双曲时距的动校叠加。
Therefore, our work extends the application of the nonhyperbolic moveout equation to the ATI media and makes the nonhyperbolic moveout correction and stack of the far-offset in the ATI media.
由此,我们扩大了非双曲动校正方程的适用范围,从而实现了ATI介质中远偏移距非双曲时距的动校叠加。
Therefore, our work extends the application of the nonhyperbolic moveout equation to the ATI media and makes the nonhyperbolic moveout correction and stack of the far-offset in the ATI media.
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