▍1. spectrelentropy
使用子带谱熵进行的端点检测,将谱熵分为几个子带,检测效果不错(The use of sub-band entropy of the endpoint detection, the spectral entropy is divided into several sub-band to detect the effect of good)
使用子带谱熵进行的端点检测,将谱熵分为几个子带,检测效果不错(The use of sub-band entropy of the endpoint detection, the spectral entropy is divided into several sub-band to detect the effect of good)
ARMA模型建立程序,给出自相关序列,指定ARMA模型的P阶,Q阶参数,得出相应的参数值 function [bq ,ap]=armahat(rx,p,q)(ARMA model for the establishment of procedures, to come from related sequences, designated the P-order ARMA model, Q-order parameters, the corresponding parameter values derived function [bq, ap] = armahat (rx, p, q))
1.单通道语音增强算法; 2.一种能够快速跟踪噪声变化的,基于噪声统计特性的噪声估计算法,结合谱减法进行消除噪声; 3.算法复杂度适中,可以满足实时性(1. Single-channel speech enhancement algorithm 2. A fast-track noise can change, based on the noise statistical properties of the noise estimation algorithm, combined with spectral subtraction to eliminate noise 3. Algorithm moderate complexity to meet the real-time)
谱减法的程序 希望可以被大家使用~~ 做的比较一般但运行起来还是可以的(Spectral subtraction procedure can be hoped that the use of ~ ~ U.S. to do the more general but can be up and running the)
hmm的工具箱,里面有很全面的hmm的matlab程序包,适用于各种环境使用(hmm the toolbox, which has a very comprehensive hmm the matlab package, applicable to a variety of environmental use)
提出了一种新的连续型隐马尔可夫模型(HMM ) 的概率密度函数, 并导出了一系列的参 数寻优迭代公式,(A new Continuous Hidden Markov Model (HMM) of the probability density function, and derived a series of parameters optimization iteration formula,)
主要是研究光纤通信系统中的克服PMD效应的电域均衡技术,构建电域均衡器的模型并进行仿真实验。找到补偿PMD效应的较理想的电域均衡器结构。(Is to study, fiber-optic communication systems to overcome the effects of PMD electrical domain equalization technology, building a power domain equalizer model and simulation experiments. PMD compensation effect to find a better balance of power domain structure.)
指纹预处理中的增强算法,matlab上面实现hong的gobar算法。(Pretreatment fingerprint enhancement algorithm, matlab above hong realize the gobar algorithm.)
提取MFCC的matlab代码,用于提取MFCC-梅尔倒普系数(MFCC extraction of matlab code, for the extraction of MFCC-Mel Pu inverted coefficient)
语音信号的特征提取,语音信号的Mel倒谱特征(MFCC)的求解方法,语音信号的线性预测原理以及LPC特征的求解方法 (Speech signal feature extraction, speech signal characteristics of Mel cepstrum (MFCC) the solution, voice signals, as well as the principle of linear prediction characteristics of the LPC method)
信息融合方面得例题,对已知要求的目标,利用动态矩阵控制(DMC)使其达到期望值。所有程序均已通过调试。希望对大家有所帮助(Example of information integration have on the known requirements of the target, the use of Dynamic Matrix Control (DMC) to reach the expectations. All have been through the debugging process. I hope all of you to help)
端点检测算法采用现阶段比较精确的时频方差检测法,模式识别和模板匹配采用的是改进后的DTW算法(主要是限定了DTW的搜索路径,进一步精确了DTW的平行四边形的形状,进一步的减少匹配中的参数存贮量以及多余的搜索路径)。(Endpoint detection algorithm uses more precise at this stage variance time-frequency detection, pattern recognition and template matching is based on the improved DTW algorithm (DTW is mainly limited to the search path, and further precision of the DTW parallelogram shape, and further reduction of matching the parameters in the storage volume as well as the extra search path).)
语音识别的hmm技术,对做语音识别的朋友很有帮助 (Hmm speech recognition technology, speech recognition make friends very helpful)