1) frequency-divided inversion
分频反演
1.
Differing from the current inversive methods, the frequency-divided inversion is relying on logging and seismic data, u-sing the methods of support vector computer to study the amplitude response in different detective frequencies (amplitude .
与目前的反演方法有所不同,分频反演是依靠测井和地震资料,利用支持向量机的方法研究不同探测频率下的振幅响应(AVF),并将AVF作为独立信息引入反演,建立起测井波阻抗曲线与地震波形间的非线性映射关系,充分利用地震资料中的低、中、高频带信息,减少薄层反演的不确定性,从而得到高分辨率的反演结果。
2) spectrum inversion
频谱反演
1.
A formula for the spectrum inversion form a Zoom-FFT spectrum under onto the practical spectrum from which the former is imaged is established and proved.
提出并证明了Rms为任意值的Zoom-FFT频谱反演回实际频谱的理论公式和修正公式。
3) frequency yield inverse
频域反演
1.
A frequency yield inverse algorithms for diffuse distribution coefficient for water quality model;
河流水质纵向弥散系数的频域反演
4) apparent amplitude frequency inversion
幅频率反演
5) inversion analysis
反演分析
1.
The volumetric heat transfer coefficients H_v between porous aluminum and air were measured by developing single-blow transient experimental technique in conjunction with the inversion analysis.
建立了多孔铝的一维瞬态对流换热模型,采用反演分析方法求得了多孔铝的体积对流换热系数。
2.
Based on the principle of inversion analysis, applications of inversion analysis in welding field including material properties, heat source model, boundary conditions were introduced.
在阐述了反演分析原理的基础上,介绍了国内外焊接领域,包括材料性能,热源模型,边界条件等问题中反演分析的应用,及反演分析各种算法的原理及特点。
3.
Based on field measured information, a method for the inversion analysis of elastic constan.
在假设盐岩层服从粘弹性模型以及初始地应力和泊松比均为与时间无关的常数的基础上 ,依据现场量测信息 ,建立了反演确定盐岩层弹性常数以及粘性常数的反演分析法。
6) reverse analysis
反演分析
1.
Determination of thermal parameters of concrete by reverse analysis of test results;
确定混凝土温度特性多参数的试验与反演分析
2.
Based upon the relationship, a reverse analysis is developed so that t.
利用这种联系,就可以实现用压痕试验通过反演分析来确定泡沫金属的材料参数。
3.
The experimental data by least two-multiplication method regression analysis by in reverse analysis is adopted to study the relations between chemical reaction rate and curing temperature, as well as the concrete adiabatic temperature rise formula is expressed by equivalen.
对不同养护温度条件下的混凝土绝热温升进行了研究 ,用化学反应速率描述时间和温度对混凝土绝热温升的影响 ,用反演分析中的最小二乘法回归分析实验数据 ,探讨了化学反应速率与养护温度之间的关系及用等效时间表示的混凝土绝热温升公式。
补充资料：分频
将较高频率变为其整数分之一低频率的方法。早期采用混频法，后又采用张弛振荡与被分频率同步法，还可用锁相法。在高频技术中，可用隧道二极管分频。常用二进制触发器分频法，利用反馈可实现任意分数的分频。分频所得信号可保留原信号的稳定度。
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