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给信号加入噪声时，信噪比的控制小程序，基于matlab。-to signal to noise, the signal-to-noise ratio of the control of small procedures, based on Matlab.
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语音端点检测Matlab程序，附带计算信噪比的Matlab子程序，文本文档内是常用语音库的下载网址，非常使用-Voice activity detection Matlab program calculated signal to noise ratio with Matlab subroutine, the text is a common voice within the document library to download URL is used
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为提高语音端点检测(VAD)在较低信噪比(10 dB)下的准确率,提出一种基于短时分形维数的改进算法。结合语音信号的特点,对2种常用的语音信号分形维数计算方法进行了比较和选择,同时采用动态跟随门限值实现语音端点的自适应检测。试验结果表明:对于信噪比6~10 dB的带噪语音,此方法可以实现整段语音的检测,而且具有一定的噪声鲁棒性,系统运行期间能够自适应调整门限值以适应环境噪声的变化,提高了VAD算法的准确率。这个是源码matlab。-In order to improve voice activi
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语音信号的数字滤波处理
加入高斯噪声再滤除,信噪比小于20分贝-Voice signal digital filter handle add further filtered Gaussian noise, signal to noise ratio is less than 20 dB
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通过MATLAB软件；通过仿真得出性能曲线；从而比较bpsk的性能-The bit-error rate (BER) of binary phase-shift keying
in Rayleigh fading, using the Alamouti transmission scheme and
receiver selection diversity in the presence of channel-estimation
error, is studied. Closed-
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语音增强是影响语音识别系统性能的重要成分。为了比较语音增强算法的性能，采用Matlab软件进行了数值仿真，对不同噪声环境下的语音用3种不同的方法进行降噪，采用信噪比、端点检测等方法来降噪效果，并对几种增强算法的性能进行了比较分析。结果表明，在变噪声环境下短时谱MMSE法最佳，谱减法和维纳滤波法各有优点。-Speech enhancement of voice recognition is an important component of system performance. In order
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谱减算法的MATLAB实现程序，附带带噪语音文件。wavread一行可以改成自己需要的语音文件和噪声文件，可以查看输入和输出信噪比-MATLAB spectral subtraction algorithm implementation process, with noisy speech files. wavread line can be changed to their needs and noise files voice files, you can view the input an
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一个用matlab来实现的最小均方误差的信噪比和信干噪比-Using matlab to achieve the minimum mean square error, signal to noise ratio and signal to interference noise ratio
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matlab自动编程求取图像的峰值信噪比和方差-matlab automatically programmed to strike the image peak signal-to-noise ratio and variance
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合成孔径雷达sar信噪比相对于不同距离的MATLAB仿真程序，最后结果以图表形式给出-Synthetic aperture radar sar signal-to-noise ratio relative to different distances MATLAB simulation program, the final result is given in chart form
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阵列方向图matlab描述，并讨论阵元数，来波方向以及信噪比对阵列方向图的影响-The array pattern matlab describe and discuss a number of array elements to wave direction and the signal-to-noise ratio of the array pattern.
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MIMO技术，信噪比SNR和误码率BER的关系对比图像，MATLAB仿真程序代码-MIMO technology, signal-to-noise ratio SNR and bit error rate (BER) the relationship between contrast images, MATLAB simulation program code
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该资料是一个matlab仿真程序。实现对噪声中正弦信号相位的估计。利用matlab仿真得到的PDF估计 对不同的信噪比（SNR）情况进行Monte Carlo仿真-This information is a matlab simulation program. Realize sine signal phase noise estimation. Obtained by simulation using matlab PDF estimates different signal to nois
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matlab的信噪比处理代码，大家可以使用。-Signal to Noise Ratio
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基于matlab的ofdm系统仿真，绘制了误码率信噪比曲线-Matlab-based ofdm system simulation, signal to noise ratio curve drawn BER
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课程设计时编写的matlab程序代码，用于信号特征提取、信号消噪，包括调制，解调，信噪比计算。- Course designed to prepare the matlab program code, For feature extraction, signal de-noising, Includes the modulation, demodulation, signal to noise ratio calculation.
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一种基于多文档得图像合并技术，基于matlab平台实现,包括最后计算压缩图像的峰值信噪比和压缩效果的源码。- Based on multi-document image obtained combining technique, Based on matlab platform, Including the final calculation of the compressed image peak signal to noise ratio and compression of the sou
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包括最后计算压缩图像的峰值信噪比和压缩效果的源码,是国外的成品模型，通过matlab代码。- Including the final calculation of the compressed image peak signal to noise ratio and compression of the source, Foreign model is finished, By matlab code.
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分形维数计算的毯子算法matlab代码,利用matlab针对图像进行马氏距离计算 ,包括最后计算压缩图像的峰值信噪比和压缩效果的源码。- Fractal dimension calculation algorithm matlab code blankets, Using matlab to calculate the Mahalanobis distance for the image, Including the final calculation of the compressed ima
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ML法能够很好的估计信号的信噪比,Matlab实现界面友好，用蒙特卡洛模拟的方法计算美式期权的价格以及基本描述。- ML estimation method can be a good signal to noise ratio, Matlab to achieve user-friendly, Monte Carlo simulation method of calculating the American option price and basic descr iption.
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