Resources


Database Open Access

MIMIC-III Waveform Database

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

The MIMIC-III Waveform Database contains numerous physiological signals (including continuous ECG, PPG, ABP, and other signals) and periodic measurements, recorded by bedside patient monitors from about 30,000 patients in intensive care units.

Published: April 7, 2020. Version: 1.0

Visualize waveforms

Database Open Access

Visceral adipose tissue measurements during pregnancy

Alexandre da Silva Rocha, Lisia von Diemen, Daniela Kretzer, Salete Matos, Juliana Rombaldi Bernardi, José Antônio Magalhães

Maternal visceral adipose tissue measurements collected as part of a cohort study of 154 pregnant women.

Published: March 23, 2020. Version: 1.0.0

Software Open Access

Measurement of Global Electrical Heterogeneity

The Global Electrical Heterogeneity (GEH) concept is based on the theory of Wilson’s electrical gradient vector, which characterizes the degree of heterogeneity of the total recovery time across the ventricles.

Published: May 2, 2018. Version: 1.0.0

Software Open Access

Data Chromatix

Analysis of biomedical time series plays a key role in clinical management and basic investigation. However, most conventional monitors streaming data in real-time show only the most recent values, not referenced to past dynamics. The proposed visua…

visualization

Published: Nov. 9, 2015. Version: 1.0.0

Software Open Access

Gradient Algorithm

In finding an optimal stimulus waveform for inducing switches in neuronal states, analytical techniques from optimal control theory are often found to be difficult to use or extremely time intensive. Here, we present the code for a gradient-based al…

optimization

Published: Aug. 21, 2015. Version: 1.0.0

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

Challenge Open Access

The First Five Challenges Revisited: The PhysioNet/Computing in Cardiology Challenge 2005

Our popular series of challenges presented in cooperation with Computers in Cardiology continues this year in a new mode. Participants are invited to choose one of the five previous challenges as a topic for a follow-up study:

  • Detecting sleep apn…

challenge

Published: May 2, 2005. Version: 1.0.0

Software Open Access

Detrended Fluctuation Analysis

The method of detrended fluctuation analysis has proven useful in revealing the extent of long-range correlations in time series.

complexity

Published: Nov. 11, 2001. Version: 1.0.0

Database Open Access

Gait Maturation Database

The data contained here are from 50 healthy children ranging in age from 40 months to 163 months. Each data file is named with a subject identifier (1-50) and the subject's age (e.g., the file name 2-45.txt indicates that subject #2 is 45 months…

gait

Published: Oct. 28, 1999. Version: 1.0.0