登录
首页 » matlab » HHT

HHT

于 2020-08-18 发布 文件大小:976KB
0 220
下载积分: 1 下载次数: 55

代码说明:

  HHT变换,经验模态分解,时变频率与阻尼的模式提取(HHT transform, empirical mode decomposition, extraction of time-varying model)

文件列表:

HHT program
...........\emd.m
...........\findpeaks.m
...........\HHT.pdf
...........\Hum.wav
...........\plot_hht.m

下载说明:请别用迅雷下载,失败请重下,重下不扣分!

发表评论


0 个回复

  • yuchuli
    一种用于语音或者心音去噪和提取包络的预处理方法,对于后面信号处理更加方便(A method for denoising and extract voice or heart sounds envelope pretreatment method, the signal processing is more convenient for the latter)
    2013-10-30 14:32:33下载
    积分:1
  • speaker
    本系统是基于矢量量化技术的说话人识别系统。可根据语音库以及实时录音识别且具有图形用户界面。压缩包内含有源码、语音信息库音频及演示视频等。(The system is based on vector quantization speaker recognition system. Identifiable and has a graphical user interface based on speech and real-time recording. Within the compressed package contains the source code, voice information and presentation of audio and video.)
    2015-04-16 15:19:25下载
    积分:1
  • SpeechRec
    基于DTW算法实现的语音识别程序,可以识别数字0 9,以及“正弦波,方波,三角波”,并将波形识别结果装入TXT文件中!(DTW algorithm based on speech recognition program that can recognize digits 0 to 9, and sine, square, triangle, and waveform recognition result is loaded into a TXT file!)
    2015-12-06 19:32:24下载
    积分:1
  • KarmanFilter
    卡尔曼滤波器,demo中可以预测点的轨迹(Kalman filter, demo predictable point in the trajectory)
    2020-12-18 16:29:10下载
    积分:1
  • hmm
    hmm文件时运用HMM算法实现噪声环境下语音识别的。其中vad.m是端点检测程序;mfcc.m是计算MFCC参数的程序;pdf.m函数是计算给定观察向量对该高斯概率密度函数的输出概率;mixture.m是计算观察向量对于某个HMM状态的输出概率,也就是观察向量对该状态的若干高斯混合元的输出概率的线性组合;getparam.m函数是计算前向概率、后向概率、标定系数等参数;viterbi.m是实现Viterbi算法;baum.m是实现Baum-Welch算法;inithmm.m是初始化参数;train.m是训练程序;main.m是训练程序的脚本文件;recog.m是识别程序。(hmm HMM algorithm file using speech recognition in noisy environments. Which is the endpoint detection process vad.m mfcc.m procedure is to calculate the MFCC parameters pdf.m function is calculated for a given observation vector of the Gaussian probability density function of output probability mixture.m is to calculate the observation vector for a HMM state output probability of observation vector is the number of Gaussian mixture per state output probability of the linear combination getparam.m before the calculation of the probability function, backward probability, calibration coefficients and other parameters viterbi.m is Viterbi algorithm implementation baum.m Baum-Welch algorithm to achieve inithmm.m is the initialization parameters train.m is the training program main.m training program is a script file recog.m is to identify procedures.)
    2010-09-16 20:51:49下载
    积分:1
  • yuyin
    语音信号的时域、频域分析,包括短时能量分析、短时平均过零率、自相关函数、短时平均幅度差函数等。(Time-domain speech signal, frequency domain analysis, including short-term energy analysis, the average short-term zero-crossing rate, autocorrelation function, such as short-time average magnitude difference function.)
    2013-12-31 18:51:58下载
    积分:1
  • FastICA
    FastICA算法,用于信号的独立分量分析,在ICA的基础上加快了收敛速度,有更高的效率!并且增加了图象界面,使用方便!(FastICA algorithm, the signal for an independent component analysis, at the ICA on the basis of accelerating the convergence rate, a more efficient! And to increase the image user interface!)
    2006-08-12 11:25:56下载
    积分:1
  • 1031686
    C# 对接 Java 3des md5WithRsa, 有需要的可以参考下(If you need C # to dock Java 3des md5WithRsa, you can refer to the following)
    2019-05-09 09:37:51下载
    积分:1
  • hspredict
    利用自适应滤波器对心音信号进行预测,包括了LMS算法,归一化LMS,变步长LMS和RLS算法,其中RLS的预测效果最好.(Heart sound signals using adaptive filter to predict, including the LMS algorithm, the normalized LMS, variable step size LMS and RLS algorithm, in which the best forecast of RLS.)
    2013-06-05 22:31:03下载
    积分:1
  • sound_location
    实现声源定位功能,利用两个麦克风的语音数据获得原始声源的位置!(Achieve sound localization function, using two microphones for voice access to the original source data location!)
    2010-05-21 21:21:41下载
    积分:1
  • 696518资源总数
  • 105111会员总数
  • 25今日下载