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Voice MFCC feature extraction (voice recognition)

In the processing of speech signals, basically using short-acoustic parameters. Acoustic parameters of so-called short-time was consistent with 20~40 Ms a frame processed voice, by means of Fourier Transforms, and then after dimension discrete cosine transform of a feature. This feature is generally...

HMM speech recognition code

Speech recognition using HMM code, which contains the forward-backward algorithm for reassessing the Baum algorithm and Viterbi algorithm, written in C++, if a friends hoping to get help with speech recognition,...

MFC-asr-MFC-based Windows speech recognition

Windows speech recognition interface based on MFC control program are welcome to download...

Speaker recognition of the C++ source code (with interface)

Application backgroundAlso known as speaker recognition, through the analysis of the speaker's voice signal processing, automatic recognition is that people in the collection of other people, as well as to further confirm the speaker who. And speech recognition technology is very similar, are extrac...

VC prepared by audio spectrum bar chart visualization interface

Very good audio spectrum analysis tools, and Visual display. There are six display modes such as EQ Mode/spectrum/pick....


G.729aa coder and decoder code G.729A is one of the reduced complexity standards of G.729. G.729 is ITU-T speech compression algorithm which is based on Conjugate Structured Algebraic Code Excited Linear Prediction (CS-ACELP). The G.729A compresses 8 kHz linear audio signals a...

Isolated speech recognition

Description of the task: preparation of isolated Word speech recognition algorithm based on DTW core process, completed the full process of isolated word recognition, including data preparation, template making, identification and testing....

SAPI5.3-based speech recognition

AppWizard has created this SRTest application for you. This application not only demonstrates the basics of using the Microsoft Foundation classes but is also a starting point for writing your application. This file contains a summary of what you will find in each of the files that make up y...

Text to speech conversion source code

Text to speech (Text-to-Speech, hereinafter referred to as TTS), based on the MSTTS, its role is through the TTS engine converts text into speech output. Code illustrates how to use the Microsoft Speech SDK to build your own text to speech applications....

VoIP program

Application backgroundhis is a program is a verry good program of VOIPKey TechnologyvOIP (H323) source, Implementation of G723.1 G729 G728 G711 audio algorithms...


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