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matlab
用matlab实现语音的加噪去噪过程,FFT变换(Implementation using matlab voice add process noise denoising, FFT transform)
- 2009-03-08 11:21:20下载
- 积分:1
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fangbo
画方波和方波的频谱的matlab程序!画方波和方波的频谱的matlab程序(Picture of the frequency spectrum of square wave and square wave of matlab)
- 2012-06-30 22:30:25下载
- 积分:1
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xuanbiliang
采用模态叠加法和Newmark方法求解悬臂梁的响应,可以直接运行,经验证程序正确(Modal superposition method and Newmark method for solving cantilever response, and can directly run the program properly validated)
- 2020-12-21 15:59:09下载
- 积分:1
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2010_MatlabTutorial
This is matlab tutorial book
- 2012-06-12 21:09:39下载
- 积分:1
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aa1
viterbi decoding simulations in matlab code with toolbars matlab
- 2011-09-06 18:53:33下载
- 积分:1
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CHAOGAOSI
研究表明超高斯分布更加贴近语音信号的实际分布,然而语音信号很难用单一的概率密度
函数准确描述,针对这一情况,提出了一种用超高斯混合模型对语音信号幅度谱建模的新方法,并推导了
基于此模型的幅度谱最小均方误差估的估计式。仿真结果表明:与传统的短时谱估计算法相比,该算法不
仅能够进一步提高增强语音的信噪比,而且可以有效减小增强语音的失真度,提高增强语音的主观感知
质量。 (Recent research indicates that the speech spectral amplitude distributions could
be fairly described with super-Gaussian probability density function. However, the complexity
of speech signal determines that the distribution statistics ofspeech signal could not be well
described by single simple function. Thus a super-Gaussian mixture model for speech spectral
amplitude is proposed, and with this model, a minimum mean-square error (MMSE) estimator for speech
signals spectral amplitude is derived. The simulation results show that this algorithm based on
Gaussian and super-Gaussian speech model could achieve better noise suppression and lower speech
distortion as compared with the conventional short-time spectral amplitude estimation algorithm. )
- 2014-01-18 10:13:52下载
- 积分:1
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HW_CVA
非常好的关于viterbi编码以及译码的程序,适合信道编码(viterbi)
- 2010-10-11 15:13:14下载
- 积分:1
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rakereceiver
Rake reception using matlab
- 2009-04-18 14:28:53下载
- 积分:1
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自适应滤波
基于TMS320C32的自适应滤波程序,已调试通过.可以和低通滤波做比较 观察其优点 开发环境(adaptive filtering procedures, has been through testing. Can low-pass filter and compared the observed advantages development environment )
- 2005-07-04 16:06:23下载
- 积分:1
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statistical-identification-toolbox
函数种类全面的matlab数据统计识别工具箱(Matlab data function type of comprehensive statistical identification toolbox)
- 2012-07-31 21:25:33下载
- 积分:1