搜索资源列表
pitchdetect
- 此程序为自相关法进行基音检测的程序，主要应用于语音识别。-program for petch detection using auto-correlation method, mainly for speech recognition
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
pitch
- 自己编的一个利用自相关法求解基音周期的程序-own addendum to the use of an auto-correlation method Pitch procedures
speech
- 用verilog HDL实现自相关算法！ RTL级可综合代码！ 通过modelsim5.6仿真和quartusii7.1综合！-Verilog HDL using auto-correlation algorithm to achieve! RTL-level code can be integrated! Through simulation and modelsim5.6 integrated quartusii7.1!
lpc
- LPC 10 Code,比较经过lpc编码与没有经过lpc编码的语音差别，用自相关法计算lpc参数。-LPC 10 Code, comparison, after encoding and not LPC LPC voice coding differences, using auto-correlation method to calculate LPC parameters.
fingerprint
- Type Classification Code: main.m (program control) discretize.m (converts image to discrete values) plotimg.m (plots images) dirImg.m (computes the directional image) extract.m (extracts square portion of image - called by di
test
- 关于特性检测的循环相关算法，基于am加噪声的情形-About characteristics of the cyclic correlation detection algorithm, based on the circumstances am add noise
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
cvap3.5
- CVAP includes 4 External validity indices, 14 Internal validity indices and 5 clustering algorithms (K-means, PAM, hierarchical clustering, SOM and etc.). It supports other clustering algorithms via loading a solution file with class labels, or by ad
PitchExtractingNewMethodforMixedSpeechesBasedonMul
- 基于分频带自相关函数的混叠语音基频分离提取新算法 -Based on the sub-band auto-correlation function of the fundamental frequency of voice-alias A New Algorithm for Extraction
yuyinshibie2
- 本资料是关于连续语音识别相关方法原理介绍-This information is on the principle of continuous speech recognition correlation method introduced
LMS
- 在一种变步长算法基础上, 从语音信号相关性的角度出发, 提出了一种新的去相关变步长LMS 算法( DCL—NLMS) 。该算 法结构简单, 收敛速度快, 稳态失调小, 计算量与NLMS 算法相当。仿真结果表明, 该算法在处理强相关性信号时, 不仅收敛速度明 显快于其余算法, 而且稳态失调特性也有很大优势-Based on the variable step NLMS arithmetic, this paper proposes a new uncorrelated variable s
Dereverberation
- 通常语音信号在增强时会出现混响现象，演讲者为了消除背景混响，不得不频繁地偏转头部的方向，这样会造成脉冲响应的不断改变。我们结合盲解卷法和频谱消去法来提高逆滤波器的滤波效果。我们利用输入语音信号间的相关系数矩阵计算出稳定、精确的室内脉冲响应的逆滤波器，而这些输入信号无需测量室内的脉冲响应就能被观测到。逆滤波能够消除早期的反射，这些反射包含混响中的绝大部分能量。之后，用频谱消去法来抑制逆滤波后的信号的尾部混响。本方法在实际适应性方面的表现通过具体的实验进行了验证，结果表明盲解卷法和频谱消去法的结合相
corr
- provides a correlation coefficients for two spoken words
4.8k_CELP
- 语音CELP压缩解压源代码（C语音)- Pronunciation CELP compression decompression source code (C pronunciation) - * 4800 bps CELP Characteristics * * Spectrum Pitch Code Book * ------------- ---------------
pitch
- 得到声音文件的数据和采样率，求自相关序列，基音周期分析函数，求最大值所对应的位置，即基音周期 -Receive voice data of a file and sample rate, and auto-correlation sequence, the function of pitch analysis, a position corresponding to the maximum demand, the pitch
duanshizixiangguan
- 该程序实现对于语音信号的在不同矩形窗下短时自相关函数的计算并绘制波形-The short-term program for calculating the correlation function and draw from different rectangular window in the speech signal waveform
Extraction-of-periodic-signal-noise
- 提取淹没在噪声中的周期信号要求自相关（以判断周期）和互相关（以恢复信号自身）-Extraction drowned in the noise requirements of a periodic signal autocorrelation (to determine the cycle) and cross-correlation (to restore the signal itself)
speech-analysis
- 对语音进行分析，包括时域分析（包括能量、过零率、互相关函数）和频域分析（包括fft变换、倒谱、LPC）-Speech analysis, including time domain analysis (including energy, zero-crossing rate, the cross-correlation function) and frequency domain analysis (including fft transform, cepstrum, LPC)
correlation_interal
- 计算混沌序列的关联积分，进而可以估测混沌序列的关联维数，为MATLAB嵌入C程序-Calculate the correlation integral chaotic sequence, in turn, can estimate the correlation dimension chaotic sequence for MATLAB embedded C program