First of all, a filter, based Rayleigh function, is applied to the area for band filtering, and next, it uses eight direction Gabor filters with interval 22.
使用基于瑞利函数的滤波器对奇异点区进行带通滤波，使用间隔22。
It is found that the growth rate of perturbation in linear stage is function of relative Rayleigh number r.
发现扰动的线性阶段成长率是相对瑞利数r的函数。
It is found that the growth rate of perturbation in linear stage is function of relative Rayleigh number r.
发现扰动的线性阶段成长率是相对瑞利数r的函数。
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