搜索资源列表
Signal-to-noise-ratio
- 信噪比，计算公式是信号能量比上噪声能量，有助于分析信号成分的-Signal-to-noise ratio, and the calculation is signal energy on energy than noise, help analysis of signal components
oceanmodel
- 通过循环对消的方法来提高海杂波的信噪比，经过检测，发现能够很好地提取出目标信号-ocean clutter suppression
SNR
- 计算信号里的信噪比的程序，用在数字信号分析中和振动信号处理等方面-The function SNR get the signal to noise (SNR) ratio
matlab2
- 小波阈值去噪，含不同分解层次、输入信噪比、阈值、阈值函数去噪功能的比较。原始信号为高斯脉冲-Wavelet threshold denoising with different decomposition level, the input SNR threshold comparison of the threshold function denoising function. The original signal for the Gaussian pulse
signalsetsnr
- 考察了在不同信噪比情况下，信息论准则和盖氏圆准则估计信号源数目的正确率-The correct rate of the SNR, the information criterion and Gerschgorin criterion estimated the number of source
xiaoboyuxiangguanfaquzaoMATLAB
- 小波域相关法去噪的matlab源程序。空域相关滤波是基于小波系数尺度之间相关性原理，比较适用于高信噪比信号-The correlation of the wavelet domain denoising Matlab source. The spatial correlation filter is based on the principle of correlation between the wavelet coefficients of scale, more suitable for
musictest
- 信号处理作业，高斯白噪声，信噪比对music法分辨力的影响-Signal processing and Gaussian white noise, signal to noise ratio on the resolution of the music France
0010
- 用于小波阈值去噪，用软阈值方法对含噪信号去噪，并计算信噪比和均方误差-For the wavelet threshold denoising noisy signal denoising using soft threshold method, and calculate the signal-to-noise ratio and mean square error
111
- 多重信号处理算法的DOA测角，信噪比，快拍数，信号源数对功率谱的影响-matlab platform, multi-signal processing algorithms DOA angle, signal to noise ratio, the snapshot number, the source of the power spectrum of several
8psk
- （1） 分析QPSK调制、解调原理，并画出其系统框图； （2） 产生等概率且相互独立的二进制序列，作为待传输的信号，并画出其波形； （3） 进行8PSK调制，分别画出I、Q两支路信号经过乘法器后的波形以及8PSK调制波形； （4） 产生均值为0，方差为1的加性高斯随机噪声，画出其时域波形及频谱； （5） 将加性高斯随机噪声作为传输信道的干扰，画出接收端信号的时域图； （6） 进行8PSK解调，输出解码序列，画出解调后信号波形； （7） 计算系统信噪比、传输误码率。-(1)
coif11
- 软硬阈值及软硬阈值折中法对bumps信号去噪，另外包含信噪比以及均方误差的求解。-Soft and hard threshold and soft and hard threshold compromise the bumps signal denoising, the other contains the signal to noise ratio and mean square error to solve.
jiejulaiguji
- M2M4-该代码是经典的信噪比估计算法，用到了统计学中基于矩估计的思想，利用信号的2、4阶矩来估计接收信号的信噪比-M2M4-the code is the classic SNR estimation algorithm used in the statistical moment estimation based on the idea, the signal of 2,4-order moments to estimate the signal to noise ratio of the
wuchashiliangfuzhifa
- 通过计算接收信号中同相分量和正交分量的二、四阶矩，该算法能够很好的估计信号的信噪比-By calculating the received signal with the phase and quadrature components of the two, the fourth moment, the algorithm can estimate the signal to noise ratio
source-number-estimation
- 源信号数目估计MATLAB程序，包括IAIC,AIC,MDL,IMDL，MEVARC等5种算法，可得到5种算法在不同信噪比条件下的估计准确率性能曲线。-The number of source signals to estimate the MATLAB program, including five kinds of IAIC, AIC, MDL, IMDL, MEVARC algorithm available algorithms estimated accuracy in differe
elevation-error-UCA
- 均匀圆阵MUSIC算法，不同信噪比下对信号俯仰角估计性能，用均方根误差表示；采用谱峰搜索寻找最大值对应坐标；-UCA MUSIC to estimate elevation angle vernus different SNRs，describe with RMSE search the spectral peak and fing the maximum
UCA-Beamforming
- 16元均匀圆阵的波束形成，目标信号位于0度，信噪比为0，效果不错-16 elements UCA beamforming, the bearing of target signal is 0, SNR is 0, good result
sonar2
- 基于平移不变小波变换的多普勒速度声纳输出信号处理.针对水下航行器组合导航系统所使用的多普勒速度声纳输出信号的特点,采用了平移不变小波变换的多分辨率分析的方法,利用Daubechies小波函数,采用了半软阈值去噪的方法,能够在低信噪比的情况下准确地估计多普勒声纳的频移,从含有噪声的多普勒输出信号中提取出原始信号.通过仿真实验表明:采用4层小波分解,算法计算量减小,有效地消除多普勒噪声,从而提高水下组合导航系统的精度. -Doppler speed the sonar output signal p
hough_trans
- 通过霍夫变换，实现延直线上信号的积累，达到提高信噪比的目地，以利于检测。-By Hough transform, the accumulation of signals in the certain straight line, to improve the SNR of the signal.
guang-sheng-guang-pu
- 中红外光经过甲烷吸收 后，产生的声波信号经麦克风检测，由锁相放大器对信号进行采集并输入计算机进行处理。按信噪比为１计算，得到甲烷的探测极限为１８９ｎｍｏｌ·ｍｏｌ－１。 -The mid-infrared light through the methane absorption, the acoustic signal generated by the microphone detected by a lock-in amplifier of the signal acquisition
Improved-algorithms-based-LMS
- 一种基于LMS改进算法的语音增强方法，使用LMS迭代算法解决语音信号中噪声过大的因素，提高信号的信噪比-Improved algorithms for speech enhancement method based LMS LMS iterative algorithm to solve too much noise in the speech signal factor