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xiaobolilun
- 连续小波变换；短时傅里叶变换是一种单一分辨率的信号分析方法 ；短时傅里叶变换是一种单一分辨率的信号分析方法-continuous wavelet transform; Short-time Fourier transform is a single resolution signal analysis methods ; Short-time Fourier transform is a single resolution signal analysis method
Automatic_Fingerprint_Authentication_System
- A novel texture-based Automatic Fingerprint Authentication System (AFAS) is proposed. A fingerprint image is preprocessed to enhance the image by Short Time Fourier Transform (STFT) analysis. Then, three sets of invariant moment features, as a kind o
sft_wt.rar
- 给定函数，变换到频域内，比较短时傅里叶变换大、小视窗和小波变换的区别，生成时频分析图,A given function, transform the frequency domain, more short-time Fourier transform, and a small window and the difference between wavelet transform to generate time-frequency analysis
adaboost
- 基于adaboost的ppt注解 让你短时间内了解adaboost的算法-Ppt notes on adaboost the short time you know the algorithm adaboost
invspecgram
- 逆短时傅里叶变换，由短时傅里叶谱恢复原信号-INVSPECGRAM Performs the Inverse Short Time FFT (Inverse SPECGRAM).
TFDToolbox
- 时频分析工具，经典工具箱，包括短时傅里叶变换等实用函数 -Time-frequency analysis tools, classic toolbox, including the short time Fourier transform and other utility functions
STFT
- 短时傅里叶变换的一些简单的演示，其中有矩形窗和高斯窗-some demos for the short time fourier transform
VOICEBOX
- matlab中的voicebox工具箱，可以处理短时过零率等，下载加入即可使用-The VoiceBox matlab toolbox to deal with short-time zero-crossing rate, etc. to join you can use to download
cwstft
- Produce lfm,tfm,sfm,pfm,bpsk,qpsk cw ledai signal .Use short-time Fourier transform arrive at the instantaneous frequency.-Produce lfm, tfm, sfm, pfm, bpsk, qpsk cw ledai signal. Use short-time Fourier transform arrive at the instantaneous frequency.
sfinge25
- A novel texture-based Automatic Fingerprint Authentication System (AFAS) is proposed. A fingerprint image is preprocessed to enhance the image by Short Time Fourier Transform (STFT) analysis. Then, three sets of invariant moment features, as a kind o
Rotate
- 适合opengl初学者，在学习几何变换一章时使用。任意视角观察旋转的物体。-It s suitable for user who learn OPENGL for a short time,the codes are about rotation of a object.
voicebox
- 利用矩形窗计算短时语音信号的短时能量 及其频谱特性-Calculated using a rectangular window short-time speech signal power and spectral characteristics of short-term
car
- 基于计算机图像处理技术的汽车牌照自动识别系统,要求能够将运动中汽车的牌照从复 杂背景中准确地提取并识别出来。介绍了所研制的汽车牌照自动识别系统和关键技术(图像分割 与车牌定位、图像二值化和字符提取、车牌字符识别等) 。试验结果显示,系统在Celeron Ⅱ633+ 128M 的PC 机上,对图像尺寸为768 ×574 的311 幅试验图片的识别准确率达到90 ,识别时间≤ 1. 5s。-The objective of automatic vehicle number plate
Kalmansmoothing
- 可快速实现卡尔曼平滑功能，并可以短时间内得到结果-Kalman smoothing function can be realized quickly and can get results within a short time
Short_time_Fourier
- 短时傅里叶变换 将时间上选取一段，开一个小窗口 在该改窗口上进行变换 能得到更详细的频谱信息-Short time Fourier transform, select the time period, to open a small window in the window changes to transform the spectrum to get more detailed information
hong_enhancement
- 指纹图像增强，gabor滤波器，包括形态学分割，形态学细化，加窗短时傅里叶变换增强，方向图估计及平滑，纹线频率估计及平滑-Fingerprint image enhancement, gabor filters, normalization, equalization, morphological segmentation, morphological thinning, windowed short time Fourier transform enhanced estimates and s
STFT_and_wavelet
- 用matlab实现的短时傅里叶变换和小波变换。有文档-Using matlab to achieve short-time Fourier transform and wavelet transform. A document
stfft
- 对语音信号的实现短时傅里叶变换 用汉明窗进行信号的截取-The speech signal to achieve short time Fourier transform of the Hamming window used for signal interception
STFT
- 短时傅里叶变换,主要用于故障诊断和信号处理，很好用-Short-time Fourier transform
time-frequency
- 时频分析，用于信号的时频分析，短时傅里叶变换、小波、脊线提取、一些信号的生成，等等。-Time-frequency analysis, time-frequency analysis for signal, short time Fourier transform, wavelet ridge line extraction, generate some signal, and so on.