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lvboqqqqqqq

于 2006-09-07 发布 文件大小:1KB
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  于傅里叶变换的图像加密技术研究 具体是将一幅图像用 fft 变换到频域 在频域中进行加密 我考虑的是通过随机相位来加密的方法,请问用matlab怎样实现 加密后在通过 ifft 得到加密后的图象 (Fourier transform in the image encryption technology to study the details of an image is to use fft transformed to the frequency domain in the frequency domain I consider encryption is through random-phase approach to encryption, Will the use of Matlab how to achieve the adoption of encryption ifft be encrypted images)

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lvbo.m

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    2021-01-09 19:58:51下载
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    利用MATLAB编程实现车牌号识别并显示,并对出入库时的车辆时间进行记录,计算车辆在停车场的时间(The license plate number is identified and displayed by MATLAB programming, and the vehicle time is recorded and the time of vehicle in the parking lot is calculated.)
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