NLDyn - An open source MATLAB toolbox for the univariate and multivariate nonlinear dynamical analysis of...

Area of Science:

• Biomedical Engineering
• Computational Biology
• Data Science

Background:

• Biomedical signals often exhibit complex nonlinear dynamics.
• Analyzing these dynamics is crucial for understanding physiological processes.
• Existing tools may lack comprehensiveness or user-friendliness.

Purpose of the Study:

• To introduce NLDyn, an open-source MATLAB toolbox for nonlinear dynamics analysis.
• To provide researchers with a user-friendly platform for biomedical time series data.
• To facilitate in-depth exploration of complex signal characteristics.

Main Methods:

• NLDyn integrates over 80 univariate and multivariate nonlinear dynamics methods.
• It incorporates advanced multivariate entropy and state-of-the-art nonlinear techniques.
• Analysis can be performed with or without a sliding window, with customizable parameters.

Main Results:

• NLDyn provides exportable and visually informative results.
• The toolbox supports seamless integration into research workflows and presentations.
• Ongoing development ensures NLDyn remains current with analytical advancements.

Conclusions:

• NLDyn is a valuable, intuitive resource for biomedical researchers.
• It offers a wide array of nonlinear analysis tools for deeper data insights.
• NLDyn is poised to become an indispensable tool for exploring complex biomedical signal dynamics.