当前位置:
首页 资源下载
搜索资源 - time frequency filtering
搜索资源列表
-
0下载:
输入一个低频率的正弦波和一个高频的正弦波叠加而成,通过观察频域图和时域图,低频波通过了滤波器,高频大部分被滤除-input of a low-frequency sine wave and a high-frequency sine wave overprinted, By observing frequency domain and time domain map plan, low-frequency waves through the filter, the majority of hig
-
-
0下载:
bmp图像处理
基本时域滤波,傅氏变换,频域滤波,图像生长
一维傅氏变换
图像边界提取
图形学滤波
-bmp image processing of basic time-domain filtering, Fourier transform, frequency domain filtering, image the growth of one-dimensional Fourier transform image edge extraction filtering Gr
-
-
0下载:
Matlab和Labview混合编程,可以演示信号的白噪声添加和滤波,以及时域和傅立叶变换后的频域波形-Matlab and Labview mixed programming, you can demo the white noise signal add and filtering, as well as the time-domain and Fourier transformed frequency domain waveform
-
-
0下载:
是一种很重要的滤波方式,时域频域联合起来-Is a very important way of filtering, frequency domain time domain together
-
-
1下载:
介绍了一种荃于MATLAB数字信号处理工具箱、MATLAB数据分析和MATLAB圈形对
象的时变数字信号瞬时频率枯计方法。这种方法利用时频分析结果来估计信号的麟时频率,其
中涉及时频分析、滤波、曲线拟合辞多种处理过程。处理过程的编程实现封较于用户界面上作
为文互工具的控件中,由用户通过交互界面逐步完成估计瞬时预率的工作.-Tsuen introduced a digital signal processing in the MATLAB toolbox, MATLAB and MAT
-
-
1下载:
英文最新版数字图像处理基础,包括信号与系统,信号表达与量化,快速算法与结构,数字滤波,统计信号处理,自适应滤波,信号重建,时频和多率信号处理。-Emphasizing theoretical concepts, Digital Signal Processing Fundamentals provides comprehensive coverage of the basic foundations of DSP and includes the following parts: Signals
-
-
1下载:
设计产生一个连续信号,包含低频,中频,高频分量,对其进行采样,进行频谱分析,使用矩形窗设计不同特性的数字滤波器对信号进行滤波处理,分析所设计滤波器(画出了频率特性曲线),并对信号进行滤波,画出滤波后信号的时域波形和频谱,并对滤波前后的信号进行对比,同时设计出了一个友好的人机交互界面。-Designed to produce a continuous signal, including low frequency, medium frequency, high frequency componen
-
-
1下载:
1.题目:数字滤波器的设计与应用
2.设计要求:利用 Matlab 软件,以复合信号分离为例,对 “数字信号处理” 课程中
的谱分析 、数字滤波器设计和信号滤波这三个过程进行了仿真实现,给出了仿真结果。
3.具体步骤:
(1)构造原始信号s(t)
(2)画出s(t)的频谱
(3)设计ellipse数字滤波器(IIR),包括低通,带通,带通,并显示幅频特性
(4)用得到的滤波器进行滤波,分离出三路信号,观察时域波形和幅频特性
(5)用三路信号s1,
-
-
1下载:
本文分析了语音数字信号的采集来源以及其预处理。通过实例,利用Matlab对语音信号进行时频变换与分析,同时构造一个固定频率的干扰信号,对两个信号进行合成,设计数字滤波器,实现对语音信号的F IR、IIR滤波处理,最后在时域和频域中对信号进行分析比较。-This paper analyzes the sources of voice digital signal acquisition and its pretreatment. By example, voice signals using Ma
-
-
0下载:
时域滤波方法,频域滤波大全(包括中值滤波,均值滤波,理想低通,巴特沃斯低通 带通滤波器-Time-domain filtering, frequency domain filtering Daquan (including the median filter, mean filter, the ideal low-pass, Butterworth low-pass band-pass filter
-
-
0下载:
时频分析的雷达信号滤波方法Time-frequency analysis of radar signal filtering-Time-frequency analysis of radar signal filtering
-
-
0下载:
用于高校学生 转子振动台轴跳动轨迹分析仿真实验。采用正交的具有相位差的两列正弦波来模拟传感器测到的X方向和Y方向的轴跳动。包括信号的时频分析,滤波处理,叠加还原和边界检验。参数可自定-For college students beat the rotor shaft vibration table trajectory analysis simulation. With orthogonal phase difference of two sine waves to simulate the s
-
-
2下载:
时频峰值滤波 用于处理地震信号 这个是以雷克子波为例子的-Time-frequency peak filtering for processing seismic signals as an example of this is the wave Leike Zi
-
-
0下载:
Information of crop phenology is essential for evaluating crop productivity and crop management. Therefore we developed a new
method for remotely determining phenological stages of paddy rice. The method consists of three procedures: (i) prescr ipt
-
-
0下载:
时频峰值滤波的理论实验,对地震噪声的滤波。-The theory of time-frequency peak filtering experiments, the seismic noise filtering.
-
-
2下载:
对时频峰值地震噪声的滤波及对实际信号的处理、-Time-frequency seismic noise on the peak of the actual signal filtering and processing,
-
-
1下载:
基础时频峰值滤波程序,为初学者提供参考。-Based time-frequency peak filtering procedures, and provide a reference for beginners.
-
-
0下载:
An Elementary Introduction to the Discrete Fourier Transform
1.1 ComplexNumbers
1.3 Analyzing the Series
1.5 Filtering a Signal
1.6 How Often Does One Sample?
1.7 Notes and References
1.2 Trigonometric Interpolation
1.4 Fourier Frequenc
-
-
0下载:
。给出了时域滤波的基本原理以及通常采用的
IIR 椭圆地物杂波滤波器的设计方法。重点研究了回归滤波器这一时域滤波算
法。从正交多项式的拟合出发,给出了回归滤波器抑制地物杂波的基本原理及
其滤波实现过程。通过对回归滤波器的计算复杂度的研究,寻找使回归滤波器
计算量最小的正交多项式。分析了回归滤波器频率响应特性,比较了回归滤波
器与IIR 椭圆地物杂波滤波器的计算复杂度。利用仿真的雷达信号,分析了回
归滤波器的地物杂波抑制性能。回归滤波器实际上是一高通滤波器,它在滤掉
低
-
-
0下载:
s变换;广义s变换;高斯邻域;时频分析;滤波-s transformation generalized s transformation Gaussian neighborhood time-frequency analysis Filtering
-