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PsychoacousticModel

于 2009-07-12 发布文件大小:2312KB

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下载积分: 1 下载次数: 134

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代码说明：

matlab代码，语音的压缩和编码，主要利用了心理声学模型，得到低比特编码和高质量语音(matlab code, voice compression and coding, psychoacoustic model used by low-bit encoding and high-quality voice)

文件列表：

Psychoacoustic Model
....................\check_maskers.m
....................\dbinv.m
....................\encode.m
....................\filterBanks8.m
....................\findThreshold.m
....................\find_tones.m
....................\global_threshold.m
....................\hz2bark.m
....................\invquantization.m
....................\iq.m
....................\mask_threshold.m
....................\modern_8_after.wav
....................\modern_before.wav
....................\modern_full_after.wav
....................\modern_narrow_after.wav
....................\noise_masker.m
....................\normalize.m
....................\performEncoding.m
....................\plots.m
....................\psd.m
....................\pureSine.m
....................\q.m
....................\quantization.m
....................\readInput.m
....................\sinClose_16_after.wav
....................\sinClose_8_after.wav
....................\sinClose_before.wav
....................\sinClose_full_after.wav
....................\sinClose_narrow_after.wav
....................\sineClose.m
....................\sineFar.m
....................\sinFar_16_after.wav
....................\sinFar_8_after.wav
....................\sinFar_before.wav
....................\sinFar_full_after.wav
....................\sinFar_narrow_after.wav
....................\sin_16_after.wav
....................\sin_8_after.wav
....................\sin_before.wav
....................\sin_full_after.wav
....................\sin_narrow_after.wav
....................\test11_8_after.wav
....................\test11_before.wav
....................\test11_full_after.wav
....................\test11_narrow_after.wav
....................\test9_8_after.wav
....................\test9_before.wav
....................\test9_full_after.wav
....................\test9_narrow_after.wav

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DTW
该文件为基于DTW的孤立词识别系统（特定人、小词汇量，未采用鲁棒语音识别技术）(The document DTW for isolated word recognition system based on (a specific person, small vocabulary, did not use robust speech recognition technology))

2014-09-23 10:28:25下载

积分：1
speex-1.2rc2.tar
语音压缩和回声消除，支持LINUX和其他平台(voip echo cancellation)

2016-05-21 12:28:47下载

积分：1
DTMF
自己用matlab编的语音合成识别程序，验证好使。(Yourself using matlab speech synthesis recognition program, verify so.)

2020-12-17 19:29:11下载

积分：1
pesq
有关语音的matlab源程序,其中包含语音的频谱分析等.(Matlab source code on the voice, including voice spectrum analysis.)

2008-04-10 17:07:54下载

积分：1
HMMshuziyuyinshibie
这是基于HMM的数字语音识别，实现了0到9 的识别，并带有GUI界面，可以进行录音和播放，预处理，识别结果准确，并附有音频(This is a digital speech recognition based on HMM identification of 0-9, with a GUI interface and recording box player, there are pretreatment, accurate identification, together with audio)

2012-05-30 16:53:43下载

积分：1
MELPcodepaper
目前2.4kbps的混合激励线性预测 (MELP) 语音编码方法已经被确定为美国新的联邦语音编码标准.本文提出了一种改进的MELP语音编码方法,利用滤波器相似度和基于LPC系数分类的矢量量化技术,可以把MELP的码率降到1.7kbps以下,仍有较好的合成语音质量.(An Improved MELP Speech Coder)

2016-12-20 09:38:31下载

积分：1
LMS
LMS自适应滤波算法是很常见的滤波算法。本代码包括常用的LMS自适应滤波算法，如基本LMS算法，解相关LMS算法，滤波型LMS算法，变换域LMS算法等。(LMS adaptive filtering algorithm is a common filtering algorithm. This code, including commonly used LMS adaptive filtering algorithms, such as the basic LMS algorithm, decorrelation LMS algorithm, filter-based LMS algorithm, transform domain LMS algorithm.)

2021-04-10 11:48:58下载

积分：1
Voice_Conversion_1
基于GMM模型实现语音转换,通过GMM模型对谱包络的建模，实现男女，个性化语音之间转换(Voice conversion using GMM model)

2012-02-15 12:18:18下载

积分：1
CHMMparameters
　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,)

2008-05-31 18:56:45下载

积分：1
TTS-SDK
科大讯飞关于语音识别开发SDK库，支持语音转汉字功能及根据读汉字功能。有兴趣的可以好好研究研究(IFLYTEK speech recognition development SDK library are interested in a good studies)

2012-09-14 12:42:31下载

积分：1

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