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Natural gradient ML or nonlinear decorrelation alg
- 极小边际熵等价于叉四阶累积量的平方和最小。通过迭代使四阶累积矩阵对角化,实现交叉四阶累积量的平方和的极小化。他是语音识别的重要预处理算法-minimum entropy equivalent to the marginal four bands fork cumulative amount of square and smallest. Through iterative four bands so that the cumulative matrix diagonalization, four
speech_analysis
- 这时一个语音特征提取的程序源码,除了包含矩阵运算和矢量运算外,还包含了很多语音特征的提取算法,包括:共振峰(formant)提取、基音(pitch)提取、端点(endpoint)检测、线性预测系数(LPCC)、MFCC、LSF、PLCC、EPOCH等。这是我见到的最全的语音分析源码,推荐!-Then a voice feature extraction procedures source, in addition to containing matrix and vector operation
ica_C
- 在linux平台下,纯c写的盲信号分离的代码.它采用基于卷积混合的盲信号分离算法,不但可以分离人工合成的混合信号,而且对于真实环境中的卷积混合的语音信号也能够分离.在本程序中,包含了两个测试文件,makefile后便可以直接使用. 另外值得一提的是,压缩包里包含有一些语音处理方面的常用函数.例如fft变换,读取\\写入wav文件,以及一些常用的一维向量和二维矩阵变换的函数.这些可以直接应用在其他应用程序里去.-in linux platform, net write c Blind Si
blockX2
- 对离散语音信号进行分桢,得到一个二维的矩阵-of discrete audio signal-Lo, received a two-dimensional matrix
melfb
- Determine matrix for a mel-spaced filterbank-Determine matrix for a mel-spaced filterb Sv
lmshuizong
- 关于lms经典算法汇总,包括lms,nlms,LMS_Equalizer,Basic_LMS,LMS toolbox等等。-classical algorithm for matrix lms, including lms, nlms. LMS_Equalizer, Basic_LMS, LMS toolbox, and so on.
bss-sond
- 提出了一种新的自适应盲源分离算法。在无噪音实时两源两传感器的情况下, 一旦观 测信号被白化, 只需要辨识一个特定的旋转矩阵就可以完成盲源分离, 并给出了能表征该旋转矩阵的角的自适应估计器。仿真结果表明, 当满足源峭度和不为零的条件时, 这种方法是一种稳定的和有效的分离算法。-proposes a new adaptive algorithm for blind source separation. In the absence of real-time two noise sources t
convmat
- 一种把原始数据转换为矩阵形式,并且把数据分成训练与测试,按频率转换的一个小程序。-a kind of conversion of the original data matrix form, and data into training and testing, Frequency conversion by a small procedure.
melbankm
- matlab编写,求mel滤波器矩阵的系数-Matlab prepared for mel filter coefficient matrix
SPECTRUM_LMS
- 1、文件夹中包含了经典功率谱估计和自适应均衡算法两个实验的所有程序。 2、R.m、LMS.m、LMSmain.m为自适应均衡算法的程序: R.m用来计算输入信号的自相关矩阵及其特征值; LMS.m为时域LMS算法,用统计的方法仿真得出不同信道参数和不同步长下的学习曲线; LMSmain.m为实验主程序,按照实验要求中的具体数据得到实验结果和曲线。 3、functionx.m、fzhouqitu.m、spectrum.m、bt.m、bart_lett.m、welch.m、SPE
blockFrames
- 对采样过后的语音信号进行分帧处理,并将分帧后的信号存储为一个矩阵-right after sampling the voice signal processing sub-frame and sub-frame of a signal to the storage matrix
ldatrace
- ldatrace performs Linear Discriminant Analysis with optional constraints on the transform matrix
fastica
- FASTICA - Fast Independent Component Analysis % % FastICA for Matlab 7.x and 6.x % Version 2.5, October 19 2005 % Copyright (c) Hugo G鋠ert, Jarmo Hurri, Jaakko S鋜el� and Aapo Hyv鋜inen. % % FASTICA(mixedsig) estimates the independent
testdtw(zhu)
- function dist = dtw(t,r) n = size(t,1) m = size(r,1) 帧匹配距离矩阵 d = zeros(n,m) for i = 1:n for j = 1:m d(i,j) = sum((t(i,:)-r(j,:)).^2) end 累积距离矩阵 D = ones(n,m) * realmax D(1,1) = d(1,1) 动态规划 for i = 2:n
SpeechCore
- This function accepts the feature vector matrix as input and %returns a cesptral mean normalised version of the input matrix
melfb
- Program to determine matrix for a mel-spaced filterbank
ClusterData
- Performs hierarchical clustering of data using specified method and seraches for optimal cutoff empoying VIF criterion suggested in "Okada Y. et al - Detection of Cluster Boundary in Microarray Data by Reference to MIPS Functional Catalogue Databa
MFCC_EST
- The algorithm divides the speech sample into fames and then computes mfcc of each frame and stores in the matrix
emd
- 分析矩阵的相关性,即给出两个矩阵,计算两个矩阵之间的距离,并画出矩阵的相关分析图。-this matlab code can compute the two matrix length, and can give analysy ficture
bus
- 本课题要求设计一汽车自动报站系统,以实现汽车的语音自动报站,即在进站、出站时候自动播报语音提示信息及服务用语,同时利用LCD点阵电路进行显示。本设计要求利用80C51作为主控芯片完成主控电路的设计,主要功能模块要求包括蜂鸣器模块、显示模块、键盘输入模块等。-The issue to design a system Automatic Bus Station in order to achieve car audio Automatic station, that stop, the statio