Approximation and recovery of band - limited functions from shift - invariant operators is studied.

给出了有限频带函数利用平移不变算子的逼近与恢复.

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Researchers have identified dozens of shift - invariant, the proportions of the moment.

查究职员又确不退了数十个移安定 、 比例安定的矩.

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As a newly developed multiresolution method, the complex wavelet transform provides approximately shift - invariant and directionally - selective filters.

作为新近发展起来的多分辨分析方法, 复数小波变换提供了移动不变性和方向选择性滤波器.

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