This paper describes the design and program realization of an algorithm sampling from arbitrary distribution, this algorithm USES the alias method.

该文描述了一个抽样的完善算法和程序实现过程，这一算法利用了高效的别名法，可使计算机从任意分布中自动抽样。

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Hyperbolic velocity filtering and similar coefficient method are introduced to remove the influences resulting from end-point effect and alias.

为了消除端点和假频影响，文中采用了双曲线速度滤波法和相似系数法。

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The method, not influenced by spacial alias, fast offers the accurate interpolation result which has natural waveforms, satisfactory background and clear fault points.

该方法具有速度快、精度高、内插出的地震道波形自然、背景好、断点清楚、不怕空间假频等优点。

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