Based on geologic model, the paper studied the influence of random and regular noises on the precision of interval velocity estimation in prestack depth migration.
本文基于地质模型研究了叠前深度偏移中随机噪声和规则噪声对层速度估计精度的影响。
Then Based on this methods,a new method of removing random noises was suggested.
介绍了Donoho的小波域阈值去噪处理方法 ,提出了对小波变换尺度上小波系数进行分时分频相关处理去噪后 ,再重构小波系数的方法 ,以去除大部分随机噪声。
Using conventional de-noising method by threshold filter in wavelet domain can remove random noises, but its de-noising effect and signal fidelity is not always good.
该方法可去除大部分高频随机噪声。
The effect of using conventional KL transform to remove strong energy random noises of seismic data is not very good.
常规KL变换对于具有强随机噪声的地震信号处理效果不佳 ,本文提出一种将小波变换和KL变换结合使用的去噪处理新方法。
Research of random noise characteristics of open-loop FOG;
开环光纤陀螺随机噪声特性研究
Vibratory Response Of Thin-panel Structure of Aircraft to Random Noise Loads;
航空薄壁结构在随机噪声载荷作用下的振动响应研究
Modeling of MEMS gyros random noise based on multiscale timeseries;
MEMS陀螺随机噪声的多尺度时间序列建模
Used average method to eliminate the stochastic noise.
用平均法来消除系统随机噪声的影响。
Methods of Random Noise Removing in Seismic Exploration Data;
地震勘探资料中的随机噪声消除方法
Using FIR plus PWVD filtering to eliminate random noise.
FIR与PWVD串联滤波消除随机噪声
Signal to Noise Ratio( SNR): The ratio of the signal to the random noise in a set of data.
信噪比：平均到一个数据单元的信号与随机噪声的比值。
Research on Imaging Theory and Technique of Ultra-wideband Random Noise SAR;
超宽带随机噪声雷达成像理论与技术研究
Reduction Methods of Seism Data Random Noise Based on Higher-Order Statistics;
基于高阶统计量的地震数据随机噪声衰减方法
Morphological Decomposing Associative Memory Based on Dynamic Kernel and Its Robust Analysis for Random Noise;
形态分解联想算法及抗随机噪声的应用与研究
Research on Key Techniques of Random Noise Ultra-wideband SAR;
随机噪声超宽带成像雷达关键技术研究
Application of Wavelet Transform in Removing Random Noise of Seismic Data
小波变换在地震资料随机噪声去除中的应用
randomly-modulated carrier
随机调制载波(一般指噪声调制的载波)
digital pseudo random white noise generator
数字式伪随机白噪声发生器
Stochastic Resonance of a Linear System Driven by Dichotomic Noise
二值噪声作用下线性系统的随机共振
A Random-sequence-generator Based on the Noise Signals of the Computer Power;
一种利用计算机电源噪声的随机序列发生器
A noise function is essentially a seeded random number generator.
一个噪声函数基本上是一个种子随机发生器。
A Stochastic Heuristic Search Method for Extracting Edge in Noise Image
噪声图象中提取边界的随机启发式搜索方法
Stochastic resonance in two-dimensional Brownian motion in the weak noise limit
弱噪声极限下二维布朗运动的随机共振现象
Ultrasonic Image Denoise Analysis Based on Markov Random Fields;
基于马尔可夫随机场的超声图像降噪分析
Stochastic Kinetics of a DC SQUID System Driven by Thermal Noises;
热力学噪声驱动下DC-SQUID系统的随机动力学