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matlab
- 此程序包含了音乐信号的截取,信号减抽样,噪声频谱的观察以及滤波器的设计等-This program includes the music signal interception, signal by sampling the noise spectrum and the filter design observation
FFTmatlab
- 做FFT只能看出信号在0到分析频率(采样频率的一半)之间的相对分布,或者说得到以采样频率归一化的频率。 采样频率即取样频率,指每秒钟取得信号样本的次数。所以,采样频率就是1/(delta t),其中delta t为连续采两次信号的时间间隔。 采样频率/采样点数=频率分辨率。 -Signal do FFT can only be seen in the 0 to the analysis frequency (half the sampling frequency) relative
waveleseriestthreshoding
- 使用matlab的小波分解和重建函数对24位的ADC采样数据进行小波变换和去噪,去噪使用阈值算法,阈值的选取具体使用了6种方法进行对比,对于不同信号其效果是不同的!把去噪后的信号和原始信号放在一个图中,使用不同颜色的曲线进行对比,效果可以很直观的表现。-Using matlab wavelet decomposition and reconstruction of the function for 24-bit ADC sampling data wavelet transform and de
fft-C-programming
- c语言实现对输入正弦波信号的采样、保存、傅里叶变换、取模显示,希望对大家有用啊,毕设的一个模块-c language input sine wave signal sampling, preservation, Fourier transform, modulus show, we want to be useful, ah, complete set of a module. . . .
Wavelet-transform--application
- 小波变换是近年来发展起来的一门新的数学分支 它适宜于分析研究信号的局部性质, 对 于图象数据压缩、奇性检测、非卷积型算子的化简及取样插值定理等方面都有着重要的应-Wavelet transform is developed in recent years a new branch of mathematics it suitable for the local nature of the signal analysis for image
Two-kinds-of-wavelet
- 小波变换是近年来发展起来的一门新的数学分支 它适宜于分析研究信号的局部性质, 对 于图象数据压缩、奇性检测、非卷积型算子的化简及取样插值定理等方面都有着重要的应-Wavelet transform is developed in recent years a new branch of mathematics it suitable for the local nature of the signal analysis for image
xianbofilter
- 设计陷波滤波器,建立原始信号,对其采样,将采样信号通过滤波器进行滤波-Design trapped wave filter, establish the original signal, the sampling, will sampling signal through the filter to filter
LFMxinhaofenxi
- 仿真LFM信号,针对不同采样频率下的DFT结果,观察不同时域带宽因子TBP的LFM信号频谱以及实现无误差的脉冲压缩。-Simulation LFM signal DFT results for different sampling frequencies observed the domain bandwidth factor TBP LFM signal spectrum and to achieve error-free pulse compression.
ISARchengxiangfangzhen
- 设定雷达和目标参数,选取目标中心与雷达的距离为参考距离,采取dechirp方式接收信号,直接对回波信号进行二维FFT得到的成像结果,并采用Keystone法(即重采样法)校正越距离单元徙动。-Set the radar and the target parameters, select the center of the target and the distance from the radar as the reference distance, take reception dechirp
PID_Increase
- 增量式PID控制算法Matlab仿真程序 设一被控对象G(s)=50/(0.125s^2+7s),用增量式PID控制算法编写仿真程序(输入分别为单位阶跃、正弦信号,采样时间为1ms,控制器输出限幅:[-5,5],仿真曲线包括系统输出及误差曲线,并加上注释、图例)。-Incremental PID control algorithm Matlab simulation program to set up a controlled object G (s) = 50/(0.125s ^ 2+7s
discrete-Fourier-transform
- 1、用Matlab产生正弦波,矩形波,并显示各自的时域波形图; 2、进行FFT变换,显示各自频谱图,其中采样率、频率、数据长度自选,要求注明; 3、绘制三种信号的均方根图谱; 4、用IFFT回复信号,并显示恢复的正弦信号时域波形图。 -1, using Matlab to generate sine wave, square wave, and shows the respective time-domain waveform 2, FFT transform, disp
De423sktop
- 【谷速软件编程】matlab源码-平滑稀疏采样信号和图像的直方图 可以作为参考使用,程序是word版本 -[Valley] matlab source software programming speed- smooth sparse sampling signal and image histogram can be used as a reference, the program is a word version
newGUI(1)
- 完成信号波形显示,频谱分析,采样,采样后频谱分析和通过滤波器,进行信号恢复-Complete the signal waveform display, spectrum analysis, sampling, spectrum analysis, and through the filter, after sampling signal recovery