Secondly, block DCT algorithm based on chaos is proposed.

其次给出了基于混沌的分块dct算法。

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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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Furthermore, we extend the use of DCT, and give a new algorithm on image partition and singular points location.

另外，基于DCT变换提出了新的指纹图像分割算法和奇异点定位算法。

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