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xiaobo

于 2014-02-24 发布 文件大小:1KB
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  基于小波变换的信号去噪技术,简单的一维小波去噪程序(Signal de-noising based on wavelet transform technique, a simple one-dimensional wavelet denoising procedure)

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    2008-09-08 23:18:34下载
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    对图像做二维离散小波变换,分解级数为3级,并重构图像,不直接调用Matlab的dwt和idwt函数。(pair of 2-dimensional images DWT, decomposition of the three series, and Image Reconstruction, not directly call Matlab dwt and idwt function.)
    2006-12-03 11:39:43下载
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    利用matlab中的小波变换函数,对图像进行小波降噪,并分析降噪效果。(The wavelet transform using matlab function, the image wavelet noise reduction, and analyze the noise reduction effect.)
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    设定雷达和目标参数,选取目标中心与雷达的距离为参考距离,采取dechirp方式接收信号,直接对回波信号进行二维FFT得到的成像结果,并采用Keystone法(即重采样法)校正越距离单元徙动。(Set the radar and the target parameters, select the center of the target and the distance from the radar as the reference distance, take reception dechirp signal, directly on the echo signals, the imaging results obtained by the two-dimensional FFT, and the Keystone method (i.e., re-sampling) Vietnam correction range cell migration.)
    2013-05-20 15:43:22下载
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    基于matlab小波变换的轴承故障外圈点蚀分析。(Based on wavelet transform matlab punctuate eclipse outer bearing failure analysis.)
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    用于进行小波变换,对原始的光谱图像数据进行预处理(Used wavelet transform, the original spectral image data preprocessing)
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