Resources


Software Open Access

TWAnalyser - A T-wave Alternans Detector

This software suite consists of Matlab implementations of the widely used Spectral Method (SM) and Modified Moving Average (MMA) for T-wave alternans (TWA) detection. It was initially developed for the PhysioNet/CinC Challenge 2008, in which these a…

ecg

Published: Nov. 18, 2008. 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

Database Open Access

Long Term AF Database

This database includes 84 long-term ECG recordings of subjects with paroxysmal or sustained atrial fibrillation (AF). Each record contains two simultaneously recorded ECG signals digitized at 128 Hz with 12-bit resolution over a 20 mV range; record …

atrial fibrillation ecg

Published: Oct. 30, 2008. Version: 1.0.0

Visualize waveforms

Database Open Access

T-Wave Alternans Challenge Database

Multichannel ECG records collected for the 2008 Computers In Cardiology Challenge.

arrhythmia challenge ecg

Published: Sept. 22, 2008. Version: 1.0.0

Visualize waveforms

Database Open Access

Stress Recognition in Automobile Drivers

This database, contributed to PhysioNet by its creator, Jennifer Healey, contains a collection of multiparameter recordings from healthy volunteers, taken while they were driving on a prescribed route including city streets and highways in and aroun…

stress multiparameter ecg respiration

Published: May 15, 2008. Version: 1.0.0

Visualize waveforms

Database Open Access

St Petersburg INCART 12-lead Arrhythmia Database

Annotated ECG recordings extracted from 32 Holter records.

arrhythmia holter ecg

Published: May 1, 2008. Version: 1.0.0

Visualize waveforms

Challenge Open Access

Detecting and Quantifying T-Wave Alternans: The PhysioNet/Computing in Cardiology Challenge 2008

The ninth annual PhysioNet/Computers in Cardiology Challenge aims to improve understanding of methods for identification and analysis of T-wave alternans in the ECG.

challenge ecg

Published: March 17, 2008. Version: 1.0.0

Database Open Access

Gait in Parkinson's Disease

This database contains measures of gait from 93 patients with idiopathic PD (mean age: 66.3 years; 63% men), and 73 healthy controls (mean age: 66.3 years; 55% men). The database includes the vertical ground reaction force records of subjects as the…

parkinsons gait

Published: Feb. 25, 2008. Version: 1.0.0

Database Credentialed Access

Deidentified Medical Text

Margaret Douglass, Bill Long, George Moody, Peter Szolovits, Li-wei Lehman, Roger Mark, Gari D. Clifford

Gold standard corpus of 2,434 deidentified nursing notes

medical text nursing notes de-identification hipaa

Published: Dec. 18, 2007. Version: 1.0

Software Open Access

De-Identification Software Package

The deid software package includes code and dictionaries for automated location and removal of protected health information (PHI) in free text from medical records.

anonymization phi deidentification

Published: Dec. 18, 2007. Version: 1.1