the feasibility and effective of the multi-radial mid-value filtering have been verified through some model data tests and suppressing the surface wave in the practical pre-stack seismic data.
通过模型资料测试,以及近地表反射地震实例叠前资料面波压制试处理研究工作,验证了多线束径向中值滤波方法的可行性和实用性。
firstly, mid-value theorem of integration can transform definite integration to functional value; secondly, function can express by means of function of integration upper bond.
其一,积分中值定理,它可以将定积分转化为函数值;其二,函数可通过积分上限的函数用积分形式来表达。
it is experimentally shown that prestack mid-value filtering can quite well eliminate wild value, abnormal traces as well as surface waves, and raise signal-noise ratio.
实际数据试验表明,叠前中值滤波在自动剔除野值和不正常道、提高叠前资料的信噪比以及消除面波干扰三个方面都有较好的效果。
the method that using weighted arithmetic average of class interval' class mid-value in computing the average is troublesome and is wrong.
运用组距数列组中值加权算术平均法计算平均指标比较麻烦,也容易出错;
the main contributions are summarized as follows:1. proposed an integrated denoising algorithm based on mid-value filtering and wavelet transform of fingerprint image.
主要工作如下:1。提出了一种基于中值滤波与小波变换的指纹图像去噪方法。
the impact of sampling time on concentration of collected bacterium, fungus particles and mid-value diameter of particle number are studied by andersen bioparticle sampler in lab.
在室内用andersen生物粒子采样器进行了不同采样时间对采集空气细菌和真菌粒子浓度、粒数中值直径效果的研究。
however, mean filters and mid-value filters can not solve this problem.
传统的中值滤波、均值滤波无法有效消除盲元。
the roller die pressure is set up with the integral mid-value law and the horizontal force balancing condition.
以积分中值定理与水平力平衡条件确定了辊模压力。
according to the existed type of random noise in fingerprint image, we proposed an integrated denoising algorithm based on mid-value filtering and wavelet transform of fingerprint image.
根据指纹图像随机噪声存在的类型,提出了一种基于中值滤波与小波变换的指纹图像去噪方法。
in this paper, we show how to choose expansion point reasonably at study of functions by using talor mid-value theorem.
本文讨论了应用泰勒中值定理研究函数时,如何合理选择展开点的问题。
as mid-value filtering is non-linear, and its mathematics theory is complicated, this paper only compares with the linear filter in their statistical character.
因为中值滤波方法是一种非线性滤波技术,其数学理论比较复杂,本文在理论方面只是从其统计特性上与均值滤波(线性滤波)在去噪作了比较。
firstly, mid-value theorem of integration can transform definite integration to functional value;
其一,积分中值定理,它可以将定积分转化为函数值;