This paper introduced a method availing autocorrelation functions to estimate the image fractal dimension, and the method can detect classification of the wood texture.

介绍了一种利用自相关函数来估算图像分形维数的方法，并将其应用到木材的纹理分类检测中。

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Pseudorandom sequences with ideal two-level autocorrelation functions have important application in spread-spectrum communication, stream cryptography, radar and sonar.

具有二值自相关特性的伪随机序列在扩频通信、流密码、雷达和声纳等领域中具有重要的应用。

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The invention is a method for estimating the maximum Doppler frequency, comprising: calculating autocorrelation functions of complex channel estimates from a received signal;

本发明是一种估算多普勒极限频率的方法，包括：从接收信号中计算复 信道估算的自相关函数；

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