An enhanced DCT algorithm with real time characteristics is put forward; and a coding algorithm of high quality is obtained by combining the enhanced DCT and a hybrid filter bank.

提出一个具有实时性能的改进型DCT算法，并将改进型dct与混合滤波器组相结合，给出了一个高质量音频压缩算法。

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Based on the grid multi-scroll Chua's chaotic attractors and Discrete Cosine Transform (DCT) algorithm, a novel digital image watermark algorithm is proposed in this paper.

基于网格状多涡卷蔡氏混沌系统和离散余弦变换(DCT)理论，提出一种改进的数字水印算法。

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