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gabormask
- Gabor-function convolution masks are increasingly used in image processing and computer vision. This function simply computes the cosine and sine masks for a given width, period and orientation. The masks returned are properly normalised. It is
Matlab wave 用Matlab产生正弦波
- 用Matlab产生正弦波、均匀白噪声、高斯白噪声,并将两种噪声叠加到正弦波上。并给出自相关和功率谱密度波形-Generate sine wave using Matlab, uniform white noise, Gaussian white noise, and two kinds of noise superimposed on the sine wave. And from related to the waveform and power spectral density
eliminatenoise
- 给图片添加了正弦噪声,利用MATLAB源代码消除噪声。-Sine was added to the image noise, using MATLAB source code to eliminate noise.
MATLAB_Medical_Image_Process_Experiments
- MATLAB医学影像处理实验(内含14个原代码及教学的说明) (1)Plot a sine function using MATLAB, and write the data into a file (2)Read data from a file, plot a SINC function, and append the result back to the same file (3)Plot a Gaussian distribution using MATLAB (4)Fo
MATLAB
- 绘制正弦曲线和余弦曲线,在MATLAB命令窗口中输入 求方程的全部根-Draw sine curve and cosine curve Root of equation
SignalSpectrumAnalysis
- 信号频谱分析 1. 观测已知方波信号、正弦波信号的频谱 分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。 2. 观测实时模拟信号(语音)的频谱 用音频设备采集一段语音,将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的,应把它分段分析,而且实际运用中的数字信号处理的FFT的点数是有限的,一般只能达到千点。用傅里叶反变换IFFT,从频域恢复信号。画出频谱图和语音波形图-Signal spectrum analysis
FrequencyDomainAnalysisOfTheSystem
- 信号频谱分析 1. 观测已知方波信号、正弦波信号的频谱 分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。 观测实时模拟信号(语音)的频谱 用音频设备采集一段语音,将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的,应把它分段分析,而且实际运用中的数字信号处理的FFT的点数是有限的,一般只能达到千点。用傅里叶反变换IFFT,从频域恢复信号。画出频谱图和语音波形图-Signal spectrum analysis 1.
detection_of_phase_distributed_weak_sine_signal_ba
- 基于双耦合Duffing振子的随机相位正弦信号检测 采用双耦合混沌振子阵列实现了随机相位微弱正弦信号的检测,在此基础上,提出了新的检测方法,即利用单个耦合混沌振子,通过临界及周期状态 的变化检测随机相位微弱正弦信号并大致估计信号相位范围,该方法比双耦合混沌振子阵列法简单,更易于实现。-Based on double coupled Duffing oscillators random phase sine signals detected by two coupled chaotic o
Pisarenko_music_esprit
- 分别用Pisarenko谐波估计法、MUSIC算法和ESPRIT算法对三正弦叠加高斯白噪声信号源进行频率估计,附件中有代码说明,编译环境为matlab。-Respectively Pisarenko harmonic estimation, MUSIC algorithm and the ESPRIT algorithm superimposed on the three sine Gaussian white noise signal source for frequency estimati
a
- matlab 产生高斯分布 混有均匀白噪声的正弦信号的自相关 混有均匀高斯白噪声的正弦信号的自相关-Matlab produce gaussian distribution mixed with even the white noise of sine signal from related with uniform white gaussian noise of sine signal autocorrelation
sin_wavelet_nums
- 在matlab下实现正弦小波在混沌背景下降噪,程序保证好用。-Matlab in the sine wave wavelet in chaotic background noise reduction, and the program that works better.
gao
- 用matlab设计的GUI界面,功能是各类图片处理,还有正弦余弦脉冲曲线的绘制-Matlab GUI interface, the function is all kinds of image processing, sine cosine pulse Curve
MATLAB-based-signal-generator-design
- 基于MATLAB的信号发生器设计,产生正弦波、三角波、方波、锯齿波-Based the MATLAB signal generator designed to generate sine, triangle, square, ramp ...
waveform275khz
- 275hz正弦波激励程序,用于模拟波的激发,适用于导波及其他方面,matlab程序-275hz sine wave incentive program for the simulation of wave excitation applied to guide spread to other aspects, matlab program
Matlab-graphics-classic-case
- matlab经典绘图案例。包括三维曲面z=x^2+y^2的动画、正弦曲线的动画、切片图、向量图、三维彗星图、三角形网格图、三角形表面图、球面、等值线图、三维瀑布图、三维火柴杆图、三维散点图、柱形图、三维条形图、三维饼图、带形图、曲线图、高斯分布函数的曲面图、高斯分布函数的网格图、5阶高斯分布矩阵、梯度场矢量图、罗盘图、玫瑰花图、羽列图、数据向量的单轴对数坐标图、矩阵的条形图 矩阵的面积图、二维饼图、散点图、误差图、火柴杆图和碗状曲面图等等。 -Drawing matlab classic
sin
- 用MATLAB语言编程实现正弦函数和其他函数的拟合,其中用到神经网络的相关知识及其工具箱-The fitting of sine function with MATLAB language programming, including knowledge of neural network and its toolbox
matlab
- 应用LSE 算法估计载波频率和相位,又称为锁相环。使用初值和迭代算法,估计频率和相位值,并根据估计出的频率和相位值画出估计得正弦波。将正弦波真值和估计值画在同一个图中,每更新一次,重新绘制两个波形,最终需要画出演示视频中的效果:估计出的波形逐步靠近真正的波形。-Use the initial and iterative algorithm, estimate the frequency and phase values, and according to the estimated freque
MATLAB--example3
- 02 正弦信号的叠加合成;合成f 50Hz,幅值为3的方波- 02 sine signal synthesis Synthesis of f 50 hz, square wave amplitude is 3
ginput
- 通过ginput函数对于正弦函数y=sin(x)的图线进行取点(use ginput function to pick the point of the sine function y=sin(x))
形状图像程序
- 这里有关于统计中用到的柱状图画法程序,还有正弦函数程序等(Here is the histogram drawing program used in statistics, as well as sine function program.)