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dsp
1.录制一段自己的语音信号,对录制的信号进行采样 画出采样后语音信号的时域波形和频谱图 给定滤波器的性能指标,采matlab设计数字滤波器,并画出滤波器的频率响应 然后用自己设计的滤波器对采集的信号进行滤波,画出滤波后信号的时域波形和频谱,并对滤波前后的信号进行对比,分析信号的变化 回放语音信号。2.(1. Recorded his voice for some signal, the signal is sampled on the record draw sampled speech signal time-domain waveform and frequency spectrum performance for a given filter, mining matlab digital filter design, and draw the filter frequency response then use their own filters designed to filter the collected signals, to draw the filtered time domain waveform and frequency spectrum, and comparing the signal before and after filtering, analysis of signal changes playback of audio signals. 2.)
- 2011-01-10 15:18:30下载
- 积分:1
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Fuse_DWB
使用DWT实现图像融合,以得到更适合计算机处理、人类识别的图像(DWT to achieve image fusion, is more suitable for computer processing, human identification image)
- 2011-06-28 13:50:29下载
- 积分:1
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extr
求波形的峰值,可以求出一组数据中的峰值,并且数据的峰值可以有很多个。(Seeking the peak of a waveform, can be calculated in a set of data in the peak, and the data of the peak there can be many。)
- 2012-04-09 20:24:29下载
- 积分:1
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bmips_vec
Alternate CPU1 startup vector for BMIPS4350.
- 2015-03-12 21:14:22下载
- 积分:1
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CGHwatermarkmatlabcode
说明: 关于半色调编码计算全息图的信息隐藏Matlab程序的说明:
算法实现主程序为CGHwatermark;
位相恢复函数为phaseSL;
用计算全息记录已知振幅和位相的复波前函数为Hologen;
半色调编码函数为AMhalftone;
嵌入信息的提取直接调用Matlab自带的FFT2函数;
主程序的函数调用关系如下
读入宿主信息和水印信息-----------phaseSL--->Hologen--->AMhalftone(完成嵌入)--->FFT2(提取水印信息)
主程序结果保存于holo&mark文件夹
对算法鲁棒性测试的程序:
1. 对于剪切操作 Cliptest 结果存放于cliptest文件夹
2. 对于缩放操作 zoomtest 结果存放于zoomtest文件夹
3. 对于旋转操作 rotatetest 结果存放于rotate文件夹
4. 对于滤波操作 filtertest 结果存放于filtertest文件夹
5. 测试算法的时间效率 timetest
6. 分析嵌入信息后图像质量与参数alpha,tao的关系 msetest(err)
- 2008-09-09 10:14:23下载
- 积分:1
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makeSARdata_DBS
这是DBS数据生成程序,给需要的人。同时希望大家也多上传自己的程序,共同进步(DBS data generation)
- 2010-05-23 18:11:19下载
- 积分:1
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SAR-codes
SAR Imaging, Wavelet Processing , using LFM signal without Fast Fourier Transform
- 2013-08-03 21:29:00下载
- 积分:1
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cluster
聚类问题的matlab程序,聚类问题在图像处理中有着广泛的应用(Clustering problem matlab procedures, clustering problem in image processing has a broad application)
- 2007-08-16 15:25:26下载
- 积分:1
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voice1
说明: matlab语音信号的处理,源文件,M文件··········(matlab voice signal processing, source files, M files)
- 2010-04-29 08:57:20下载
- 积分:1
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pcgames_DotA_im_3.80
sift匹配程序在matlab环境下的实现,包括特征提取与匹配(the sift match program realization in Matlab environment, including feature extraction and matching)
- 2012-04-02 13:19:06下载
- 积分:1