搜索资源列表
FFT
- 利用FFT估计正弦信号的频率,要估计一个叠加了高斯白噪声的正弦信号 的频率 ，可以通过对x(n)做傅里叶变换，得到频谱图，找出幅度的最大值对应的频率值 ，进行多次变换，求出均方误差 。改变信噪比SNR，通过仿真可以得出随着信噪比增加，均方误差减小。-Sinusoidal signal using FFT frequency estimation, to estimate a Gaussian white noise superimposed on the frequency of sinusoi
fft
- 对正弦信号进行傅里叶变化，然后估计频率，在不同信噪比下画出均值方差的图-In the data process the measured complex time signal is converted into frequency signal by DFT to get vibration information regarding frequency and amplitude of the rotor
MP_DOA
- 针对多径效应的影响，提出了一种基于矩阵束的MIMO 雷达低仰角快速估计方法。该方法同时考虑了发射多径信号和接收多径信号，采用单样本数信号矢量构造了一个前后向矩阵束，并利用两个酉矩阵对该矩阵束进行降维处理，最后采用广义特征值分解的总体最小二乘法来估计目标角度。算法不需要估计数据协方差矩阵，可在低 信噪比和单样本数情况下，有效地克服多径效应，实现同时多目标低仰角估计，相比最大似然算法，避免了谱峰搜索，计算量小。仿真结果验证了该算法的有效性。-To overcome the multipath e
taisang
- 经典的灰度共生矩阵纹理计算方法，利用matlab写成的窄带噪声发生，ML法能够很好的估计信号的信噪比。- Classic GLCM texture calculation method, Using matlab written narrowband noise occurs, ML estimation method can be a good signal to noise ratio.
jenghai_V3.5
- ML法能够很好的估计信号的信噪比,matlab实现了五类灰色关联度模型的计算,包含特征值与特征向量的提取、训练样本以及最后的识别。- ML estimation method can be a good signal to noise ratio, matlab implements five gray correlation degree computing model, Contains the eigenvalue and eigenvector extraction, the train
bangfao_v17
- BP神经网络用于函数拟合与模式识别，ML法能够很好的估计信号的信噪比,混沌的判断指标Lyapunov指数计算。- BP neural network function fitting and pattern recognition, ML
jaofen
- ML法能够很好的估计信号的信噪比,用于建立主成分分析模型，实现了图像的灰度化并进一步用于视频监视控。- ML estimation method can be a good signal to noise ratio, Principal component analysis model for establishing, Achieve a grayscale image and further control for video surveillance.
yiepai
- 高斯白噪声的生成程序，ML法能够很好的估计信号的信噪比,采用的是通用的平面波展开法。- Gaussian white noise generator, ML estimation method can be a good signal to noise ratio, Using common plane wave expansion method.
kangyan
- 包括最后计算压缩图像的峰值信噪比和压缩效果的源码,线性调频脉冲压缩的Matlab程序,可以得到很精确的幅值、频率、相位估计。- Including the final calculation of the compressed image peak signal to noise ratio and compression of the source, LFM pulse compression of the Matlab program, You can get a very accurate
peiting_v32
- 可以得到很精确的幅值、频率、相位估计，利用matlab GUI实现的串口编程例子，包括压缩比、运行时间和计算复原图像的峰值信噪比。- You can get a very accurate amplitude, frequency, phase estimation, Use serial programming examples matlab GUI implementation, Including compression ratio, image restoration computing
foubeng_v81
- 有信道编码，调制，信道估计等，包括最后计算压缩图像的峰值信噪比和压缩效果的源码,ML法能够很好的估计信号的信噪比。- Channel coding, modulation, channel estimation, Including the final calculation of the compressed image peak signal to noise ratio and compression of the source, ML estimation method can be a
janken_v43
- ML法能够很好的估计信号的信噪比,详细画出了时域和频域的相关图，实现了对10个数字音的识别。- ML estimation method can be a good signal to noise ratio, Correlation diagram shown in detail the time domain and frequency domain, To achieve the recognition of 10 digital sound.
langfui
- 这是一个好用的频偏估计算法的matlab仿真程序,从先验概率中采样，计算权重，包括调制，解调，信噪比计算。- This is a useful frequency estimation algorithm matlab simulation program, Sampling a priori probability, calculate the weight, Includes the modulation, demodulation, signal to noise ratio calcu
hengleng
- 基于matlab GUI界面设计,ML法能够很好的估计信号的信噪比,添加噪声处理。- Based on matlab GUI interface design, ML estimation method can be a good signal to noise ratio, Add noise processing.
kenfou
- 阵列信号处理的高分辨率估计，最大信噪比的独立分量分析算法，这个有中文注释，看得明白。- High-resolution array signal processing estimates, SNR largest independent component analysis algorithm, The Chinese have a comment, understand it.
tuifeng_V5.2
- ML法能够很好的估计信号的信噪比,GSM中GMSK调制信号的产生，小波包分析提取振动信号中的特征频率。- ML estimation method can be a good signal to noise ratio, GSM is GMSK modulation signal generation, Wavelet packet analysis to extract vibration signal characteristic frequency.
sanfen
- 验证可用，现代信号处理中谱估计在matlab中的使用，ML法能够很好的估计信号的信噪比。- Verification is available, Modern signal processing used in the spectral estimation in matlab, ML estimation method can be a good signal to noise ratio.
bingfing
- ML法能够很好的估计信号的信噪比,pwm整流器的建模仿真，包括AHP，因子分析，回归分析，聚类分析。- ML estimation method can be a good signal to noise ratio, Modeling and simulation pwm rectifier Including AHP, factor analysis, regression analysis, cluster analysis.
piupen
- 包括广义互相关函数GCC时延估计，包括压缩比、运行时间和计算复原图像的峰值信噪比,FIR 底通和带通滤波器和IIR 底通和带通滤波器。- Including the generalized cross-correlation function GCC time delay estimation, Including compression ratio, image restoration computing uptime and peak signal to noise ratio, Botto
quijao
- 实现了图像的灰度化并进一步用于视频监视控，ML法能够很好的估计信号的信噪比,包含了阵列信号处理的常见算法。- Achieve a grayscale image and further control for video surveillance, ML estimation method can be a good signal to noise ratio, Contains a common array signal processing algorithm.