搜索资源列表
matlab语言编写的小波变换的程序
- 这是一个用matlab语言编写的小波变换的程序,是时频分析的一种,可以在时域和频域内对信号进行分析。-using Matlab language of the wavelet transform procedure is time-frequency analysis of a kind in the time domain and frequency domain analysis of the signal.
ImageProcess
- 实现傅立叶变换,时域和频域都可以用多种方法对图像进行锐化增强
record111111
- 该代码可以录音,并且保存,能显示出时域和频域的波形,还能计算出信噪比。
imfreqfilt
- 对图像进行频域滤波,调用时需要提供原始图像和与原图像等大的频域滤波器作为参数,输出为经过滤波处理后又反变换回空域之后的图像。-The image frequency domain filtering, called the original image and the need to provide the original images with a large frequency domain filter as a parameter, then the output is filtere
tuxiangchulixitongpingtai
- 本课题将包括图像的摄入和保存、平滑、直方图、锐化、边缘提取、分析 与描述、频域变化等一系列基本处理过程。为了理论联系实际,本课题还对指 纹,文字等线条纹图像的识别进行了初步的探讨,其目的是构造自动处理某些 信息的机器系统,以代替人类完成分类和辨识的任务,尤其是指纹识别对于安 全保障,公安破案方面有很大的帮助。为了使计算机识别时能很快的提取关键 特征,提高准确度,减少时空耗费,本课题在分析了多种传统的条件细化、模 板细化、形态数学上的细化等多种细化方法的原理和优缺点后,提出
ImageProcessing
- 用VC++实现的图形图像处理软件,包括时域增强变换如灰度变换,直方图均衡化和频域增强变换如快速傅里叶变化高通滤波变换等-VC++ implementation with a graphical image processing software, including enhanced time-domain transform such as the gray level transformation, histogram equalization and frequency domain tr
xinhao
- 信号的课程设计是个很好的处理信号的方法 时域和频域都有-this is a information for us student ,please download it thank you very much will you do it
FLch6eg1
- 小波算法,在计算式,通过图像对其进行分析估计,可以直观的看到它对函数的时域和频域的改变-Wavelet algorithm, calculation, estimated by image analysis of them, you can visually see that it functions in time domain and frequency domain changes using the compression miu worth PSO
Digital-image-regret
- 图像复原可以应用于空间域和频域。噪声干扰和运动模糊是工程中常见的两种退化类型,当退化仅仅是加性噪声时,空间处理就非常适用。而另一方面,如图像模糊一类的退化通过空间域用较小的掩膜的方法就困难。在这种情况下,基于不同的最优准则的频域过滤是可选择的方法。这些滤波器同样也考虑了现有的噪声。- Digital image regret
tuxiangzengqiang
- 图像增强滤波器程序,分别在时域和频域中实现,并包括高通和低通滤波器。-Image enhancement filter program in the time domain and frequency domain, and including high pass and low pass filter.
waveletvcPP
- 利用VC++编写的分别在时域和频域的小波变换程序比较好的-Better use VC++ written in the time domain and frequency domain of wavelet transform procedures
FFT2optimization
- Matlab图像处理库的二维傅立叶变换,时域和频域的尺寸相同,这导致傅立叶变换运算低效,这里是一个优化后的算法的代码。-Many image processing applications require an extensive usage of FFT2 routine (or, in the most general case, a N-dimensional FFT) of matrices having the same dimensions. In these cases M
An-Image-Mosaics-Method
- 本文提出了一种基于时域和频域的图像拼接算法。该算法采用一种先粗后细的两步拼接方法,首先利用Fourier变换将原始图像变换到频域进行粗估计,再利用图像时域特征计算精确变换关系,然后根据得到的变换关系迸行匹配拼接。-Image mosaics Feature points Fourier transform
Video-surveillance
- 视频监控系统目标捕获和跟踪常用算法主要有时域和频域两种跟踪算法。根据视频监控的实时性、可靠性、跟踪定位准确等特点,对时域跟踪算法中相关模板匹配算法进行研究,同时对算法进行了优化,并给出相应的仿真结果。-The video surveillance system target acquisition and tracking algorithms commonly used mainly tracking algorithm sometimes both time and frequency do
OFDM
- OFDM完美出图,信噪比,16QAM星座图,加窗信号时域和频域波形图-Perfect figure, OFDM SNR, 16 qam constellation diagram, add window signal time domain and frequency domain waveform figure
liewenchilun
- 此Matlab程序是用于齿轮故障检测,其中包含时域和频域分析等。-This is a Matlab program for the detection gear failure, which includes the time domain and frequency domain analysis.
1stApp
- 这是一个适用于数字图像处理初学者的绿色编程软件,可以容易地添加代码进行图像放大、缩小、旋转等处理;也可以对图像进行时域和频域滤波(傅里叶变换已存在)。(This is a green programming software for beginners of digital image processing. It can easily add code for image enlargement, reduction, rotation, etc. It can also perform ti
code
- 噪声背景下的信号检测是一项复杂而又重要的任务,在雷达信号检测和通信领域都是重要的课题。在低信噪比情况下与普通自相关函数法进行了比较。给出了时域及频域(Signal detection in noisy background is a complex and important task. It is an important topic in the field of radar signal detection and communication. Compared with the gene
add_noise_pinyutu
- 进行纯净信号和加噪信号的时频域显示,及其包络图显示,并计算加噪信号的信噪比、互相关系数、峭度值,对信号进行离散余弦变换。(The time-frequency domain display of pure signal and noise-added signal and its envelope diagram display are carried out, and the signal-to-noise ratio, correlation coefficient and kurtosis
傅里叶变换
- 傅里叶变换,时域和频域图同时,简介方便,可以自行修改采样频率(Fourier transform, time domain and frequency domain graph simultaneously)