Professional MATLAB source code with comprehensive documentation and examples
A comprehensive ICA voice signal separation program featuring experimental recordings and visualizations, enabling direct operation and source code analysis for algorithm implementation study.
Self-developed MATLAB source code for extracting audio signal time-domain features including short-term average zero-crossing rate and short-term average energy, featuring window-based signal processing and frame-wise parameter computation.
Computational Methods for RASTA-PLP and PLP Feature Extraction from Speech Signals
MATLAB implementation of speech signal LPC analysis with enhanced code descriptions and algorithm explanations
A comprehensive HMM-based speech recognition program featuring over a dozen independent modules implementing various components of the recognition pipeline.
Implementing noise power spectrum estimation with the MCRA approach to achieve effective speech enhancement, including algorithm workflow and practical implementation considerations.
The train program performs voice template training while the test program handles recognition through template matching using Dynamic Time Warping (DTW) algorithm, achieving high recognition accuracy through iterative template refinement
A speech enhancement program developed in MATLAB that utilizes Wiener filtering for noise reduction and signal quality improvement, featuring adjustable parameters for optimal performance in various acoustic environments.
This function implements an automated speech enhancement algorithm that maintains speech signals within a specified dynamic range through signal processing techniques.
Custom GUI Interface for Speech Enhancement - Run the program by selecting "Run" from the "Debug" menu in main.c, featuring spectral subtraction, LMS adaptive filtering, and Wiener filter implementations for noise reduction.
Record your own voice signal, perform sampling, and visualize time-domain waveforms and spectrograms. Design filters using window function method and bilinear transform based on specified performance metrics, then analyze frequency response. Apply cu
A self-developed speech recognition program utilizing Hidden Markov Model (HMM) framework for audio pattern recognition
A voice processing program that primarily implements voice transformations, enabling conversions between male, female, child, and robotic voices. It can also modify speech intonation to express different emotions or output phrases in singing form, ma
An excellent MATLAB speech recognition platform provided by Professor Yang Lidong's Speech Recognition Group. Simply enter MAIN to invoke the system.
A comprehensive speech analysis program featuring decomposition and reconstruction using a gammatone filterbank implementation, providing valuable learning resources for speech analysis techniques and auditory modeling.
Objective Speech Quality Assessment using Itakura-Saito (IS) Measure - Implementation and Algorithm Explanation
MATLAB implementation for speech signal analysis featuring short-time spectrum computation, autocorrelation function, and zero-crossing rate calculation. The codebase provides well-structured functions with clear algorithmic implementations suitable
This MATLAB code implements the spectral subtraction speech enhancement algorithm, demonstrating effective noise reduction and significant improvements in speech clarity and intelligibility through spectral domain processing.
A comprehensive MATLAB implementation for speech enhancement based on improved LMS and RLS adaptive algorithms, including data input/output processing, sequence handling, and adaptive enhancement algorithm modules with detailed code structure explana
MATLAB programming for creating speech signal spectrograms, visualizing frequency variations over time and comparing energy differences between voiced and unvoiced segments through signal processing techniques.