Resources


Challenge Open Access

Is the normal heart rate chaotic?

George Moody

In its June 2008 issue, the editors of Chaos announced a new feature, "Controversial Topics in Nonlinear Dynamics". The first controversial topic to be aired is "Is the Normal Heart Rate Chaotic?". This project provides data to explore this question.

Published: Oct. 30, 2008. Version: 1.0.0


Database Open Access

Brno University of Technology Smartphone PPG Database (BUT PPG)

Andrea Nemcova, Radovan Smisek, Eniko Vargova, Lucie Maršánová, Martin Vitek, Lukas Smital

BUT PPG is a database created for the purpose of evaluating PPG signal quality and estimation of heart rate. The data comprises 48 10-second recordings of PPGs recorded by smartphone and associated ECG signals used for determination of reference HR.

Published: Jan. 18, 2021. Version: 1.0.0

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Database Open Access

Siena Scalp EEG Database

Paolo Detti

The database consists of EEG recordings of 14 epileptic patients acquired at the Unit of Neurology and Neurophysiology of the University of Siena. Subjects include 9 males (ages 25-71) and 5 females (ages 20-58).

Published: Aug. 11, 2020. Version: 1.0.0

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Database Open Access

MIMIC-III Waveform Database Matched Subset

Benjamin Moody, George Moody, Mauricio Villarroel, Gari Clifford, Ikaro Silva

Physiological signals (including continuous ECG, PPG, ABP, and other signals) that are associated with patients in the MIMIC-III Clinical Database.

Published: April 7, 2020. Version: 1.0

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Software Open Access

Puka - Software for Detection of Breaths in Strain Gauge Recordings

Puka calculates descriptive statistics such as heart rate variability (HRV), peak-valley respiratory sinus arrhythmia (RSA), and respiratory variables from EKG and strain gauge respiration data.

Published: Dec. 15, 2004. Version: 1.0.0