搜索资源列表
OFDM
- ofdm系统的matlanb仿真，包含星座图，加窗，误码率等，希望对大家有帮助-ofdm system matlanb simulation, including the constellation, adding windows, error rate, we want to help
voice
- 基于谱减法的语音端点检测，运用了语音增强，去噪，谱减，加窗，端点检测等方法-Spectral subtraction based speech endpoint detection, using a speech enhancement, denoising, minus spectrum, add windows, endpoint detection methods such as
mfccvaddtw
- 语音信号处理的最基本的Maylab处理程序，包括读入语音波形，清音浊音的检测，加窗，过零率，短时能量，基音最大值。最后有test给出演示-Speech Signal Processing Maylab the most basic treatment procedures, including read into the voice waveform, voiceless voiced detection, add windows, zero-crossing rate, short-term
ECG
- 该代码首先对ECG信号进行消噪过滤，并且对信号进行平方，加窗等处理，最后用于对QRS波形的检测，压缩文件内同时包含了2个心电数据信号，可直接用于测试-The code first ECG signal de-noising filter, and the square of the signal, such as window handle, and finally used for the detection of QRS waveform, at the same time compress
Rjiance
- 心电信号QRS波的R波检测，用了阈值的方法，自适应修改阈值，域加窗定位R波幅度-QRS wave of ECG R-wave detection, using a threshold approach, adaptive modification threshold, domain windowed positioning R-wave amplitude
FIRfilterdesign
- 这是基于MATLAB的FIR滤波器的设计。主要介绍啦用加窗发来设计。这是我的课程设计报告。-This is a MATLAB-based FIR filter design. The main window used to introduce you to design made. This is my report on the curriculum design.
matlab
- 使用MATLAB进行对信号的加窗和dtft计算-Carried out using the MATLAB signal increases in the calculation window and dtft
watermarking
- 对音频信号分帧加窗,对每帧进行三阶小波变换,取其逼近系数平均值(一般为零).在此嵌入二值图像 并有对潜入水印信号进行盲检,恢复其嵌入水印-Sub-frame of the audio signal increases the Hamming window for each frame impletment third-order wavelet transform, whichever is close to the average coefficient (usually zero). a
matlab_sigal
- 改程序是在时间序列分析中针对加窗函数来处理和估计密度函数系数-Change process is in time series analysis window function for Canada to deal with and the estimated density function coefficients
myVoice
- 用matlab将hanning窗、hamming窗、Blackman窗画在同一个图中。语音分帧，加窗，短时能量，短时过零率，端点检测-Using matlab to hanning window、hamming window and Blackman window draw in the same graph.Voice sub-frame, add windows, short-term energy, short-term zero-crossing rate, endpoint detec
LS
- 本程序给出了最小二乘滤波算法的具体编程，程序中分析比较了自相关算法、协方差算法、前后向加窗算法的滤波效果-This procedure gives the least squares filtering algorithm specific programming, program analysis and comparison of the auto-correlation algorithm, covariance method, before and after windowing alg
short_time_Fourier_transform_of_windowed
- STFT 实现短时加窗 傅里叶 变换 分析 可用于跳频时频分析-STFT to achieve short time Fourier transform of windowed time-frequency analysis can be used for frequency hopping
Psd_091024I
- Welch法功率谱密度 Psd自功率谱 是用改进的平均周期图法来求随机信号的自功率谱估计 采用信号重叠分段，加窗函数和fft算法等计算一个信号的自功率谱估计（PSD）-Welch法功率谱密度 Psd自功率谱 是用改进的平均周期图法来求随机信号的自功率谱估计 采用信号重叠分段，加窗函数和fft算法等计算一个信号的自功率谱估计（PSD）
meierdaopufadematlabshixian
- 对录音信号集 中的某一语音，利用BATLAB设计一美尔例谱算法，并实现。 取信号集 中的一个语音信号：“xxxxxx”，将它作为输入的语音信号来为设计一个美尔倒谱算法，在该算法中，主要设计了以下环节： 1.读入一个语音信号；2.对这个信号归一化；3.对归一化的信号进行加窗处理（这里的矩形窗长度必须为257，重帧长64）；4.进行预加重处理，即通过一个高通滤波器： ；5进行512点的FFT；6.分别取模平方得到功率谱；7.在设计的mel滤波器组中，我采用了25个带通滤波器；8.将得到的功率
AddWindowDFT
- 用于谐波检测，加窗插值算法，在抑制频谱泄露和栅栏效应方面能够达到很好的效果-For harmonic detection, windowed interpolation algorithm, the inhibition effect of spectrum leakage and fence area to achieve good results! !
matlab
- 加窗插值用来实现加窗插值函数，适合初学者学校-IT is matlab
window-framing-matlab-program
- 语音信号处理预加重加窗分帧matlab程序-Speech signal processing pre-emphasis window framing matlab program
OFDM-by-MATLAB
- 用MATLAB实现OFDM调制、解调，其中假设OFDM信号包含6个子载波,略去了交织、加窗等部分-Modulate and dimodulate of OFDM by Matlab
matlab
- 多种频谱校正算法，不同加窗情况下的幅值校正及matlab程序。-Variety of spectrum correction algorithm, the amplitude correction and matlab program in different windows circumstances.
MATLAB-Simulation
- 功率谱估计及其MATLAB仿真.经典功率谱估计是将数据工作区外的未知数据假设为零,相当于数据加窗。经典功率谱估计方法分为:相关函数法(BT法)、周期图法以及两种改进的周期图估计法即平均周期图法和平滑平均周期图法,其中周期图法应用较多,具有代表性。-The power spectrum estimation and simulation of MATLAB. Classic power spectrum estimation is unknown data in the data outside