Finally, making use of autocorrelation function characteristic of spread spectrum sequence, watermark information was detected. In the detection process, it is not requisite for initial carrier image.
最后利用扩频序列的自相关函数特征检测出水印信息，检测过程中不需要原始载体图像。
The autocorrelation function of the randomly staggered pulse sequence is derived, and its power spectrum is given. Comparison with constant pulse-repetition frequencies pulse sequence is also made.
推导了随机脉位脉冲序列的自相关函数，给出了其功率谱，并与均匀脉冲串的功率谱进行了分析比较。
Shenzhen stock market has qualified the weak-form efficiency. Autocorrelation of the time sequence tests show that the time sequence of stock return is correlative.
自相关检验结论为：序列存在相关性，否定了收益序列的随机波动特性。
The uniqueness of pseudorandom binary array pairs and pseudorandom binary sequence pairs are proved as the specific cases of binary array pairs with two-level autocorrelation.
提出并证明了二值自相关二进阵列偶的唯一性问题，将伪随机二进阵列偶和伪随机二进序列偶作为其特例证明也满足唯一性。
The uniqueness of pseudorandom binary array pairs and pseudorandom binary sequence pairs are proved as the specific cases of binary array pairs with two-level autocorrelation.
提出并证明了二值自相关二进阵列偶的唯一性问题，将伪随机二进阵列偶和伪随机二进序列偶作为其特例证明也满足唯一性。
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