MDCT Step-by-Step Calculation prompt

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对给定序列逐步演示MDCT计算并给出系数

Walks through an MDCT calculation for a sample input sequence.

Full prompt

对输入序列实现 MDCT(改进型离散余弦变换):

x(n) = [1, 2, 3, 4]

步骤:
1. 确定 N 和 2N
2. 应用 MDCT 公式
3. 清晰展示余弦值
4. 显示分步计算表
5. 给出最终系数

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