该文在深入分析可调滤波器金字塔算法的基础上，提出了一种基于分形理论和可调滤波器金字塔算法的自然纹理综合方法。
This paper analyzes thoroughly the steerable filter pyramid algorithm and presents a natural texture synthesis method based on fractal theory and pyramid algorithm.
由于大多数自然图像都有低通特性，因而该滤波器大多数时间运作于标量模式。
Since most natural images have a lowpass property, the proposed approach operates on the scalar mode most of the time.
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