由于其高效率，该算法可作为递归二维离散余弦变换算法的核心模块。

Because of its high efficiency, the algorithm may be used as a kernel of recursive 2_d DCT algorithms.

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在此基础上，介绍一种基于GPU的并行计算二维离散余弦变换方法。

Then a method of parallel 2-d DCT on GPU was presented.

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本文将二维离散余弦变换(DCT)应用于多光谱图像与全色光学图像融合问题的研究中。

This paper applies 2-d DCT to the remote sensing image fusion between panchromatic and multi-spectral images.

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