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Welch

于 2010-03-23 发布 文件大小:2KB
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代码说明:

说明:  这是基于周期图改进的welch的功率谱估计,这种方法是在经典周期图的基础上改进而来的,效果很不错(This is based on the improved welch periodogram power spectral estimation, this method is based on the classical periodogram improvement came, the effect is very good)

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    用matlab产生m序列的程序,很好的程序,好不容易找到的,可以下载.(M sequences generated by matlab procedures, good procedures, hard to find, and can be downloaded.)
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    在matlab中读取.dat文件后,利用函数polyfit和polyval进行拟合作图(In matlab to read. Dat file, use the function polyfit and polyval cooperation plan for the proposed)
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    图像编码与压缩是数字信息时代的重要工具,在日常生活中都有广泛应用。该程序以matlab为平台,实现图像的压缩与融合。(Image coding and compression of digital information age is an important tool in their daily lives are widely used. Matlab in the program as a platform to achieve image compression and integration.)
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