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介绍了一种应用计算全息制作的子波匹配滤波器实现光学子波变换的新方法,应用计算全息制作Haar子波函数的匹配滤波器和光学VanderLugt相关器实现了二维子波变换,给出了实验结果。这种方法可实现任意子波函数的光学子波变换,且简单易行。
A new method of optical wavelet transform using wavelet matched filter made by computer-generated holography is introduced. Two-dimensional wavelet transform is implemented by using the matched filter of the holographic Haar wavelet function and the optical VanderLugt correlator. The experimental results. This method can realize the optical wavelet transform of any wavelet function, and is simple and easy.