Resources


Database Credentialed Access

Harvard Electroencephalography Database

Sahar Zafar, Tobias Loddenkemper, Jong Woo Lee, Andrew Cole, Daniel Goldenholz, Jurriaan Peters, Alice Lam, Edilberto Amorim, Catherine Chu, Sydney Cash, Valdery Moura Junior, Aditya Gupta, Manohar Ghanta, Marta Fernandes, Haoqi Sun, Jin Jing, M Brandon Westover

Harvard Electroencephalography Database

routine eeg epilepsy monitoring unit electroencephalography icu eeg epilepsy eeg

Published: Feb. 10, 2025. Version: 4.1


Database Restricted Access

On-demand EEG education through competition: learning to identify IEDs

Jaden D. Barfuss, Fabio Nascimento, Erik Duhaime, Srishti Kapur, Ioannis Karakis, Marcus Ng, Aline Herlopian, Alice Lam, Douglas Maus, Jonathan Halford, Sydney Cash, M Brandon Westover, Jin Jing

iOS-app-based EEG education and gamified learning data: 2,270 participants rated candidate interictal epileptiform discharges (IEDs) on the DiagnosUs app, with 13,262 EEG candidates, survey responses, and learning curves.

education crowdsourcing epilepsy interictal epileptiform discharges eeg

Published: April 18, 2026. Version: 1.0.0


Database Credentialed Access

Dementia detection from brain activity during sleep - data and code

Elissa Ye, Haoqi Sun, Wolfgang Ganglberger, Robert Thomas, Alice Lam, M Brandon Westover

Code and curated polysomnography dataset (10,784 PSGs from 8,044 patients, MGB Sleep Lab 2009-2019) used in Ye et al. 2023 (Sleep) to detect dementia and MCI from sleep EEG features.

machine learning biomarker sleep mild cognitive impairment polysomnography dementia eeg

Published: April 25, 2026. Version: 1.0.0


Database Credentialed Access

Automated detection of immune effector cell-associated neurotoxicity syndrome (ICANS) via quantitative EEG

Christine Eckhardt, Haoqi Sun, Jin Jing, Daniel Rubin, Eyal Kimchi, Sydney Cash, Matthew J. Frigault, Jong Woo Lee, Jorg Dietrich, M Brandon Westover

Dataset and code for developing and validating the EICANS score, a machine learning–derived EEG metric for automated detection and grading of immune effector cell-associated neurotoxicity syndrome (ICANS) in patients receiving CAR-T cell therapy.

car-t encephalopathy neurotoxicity eeg

Published: Feb. 9, 2026. Version: 1.0


Database Restricted Access

A randomized controlled educational pilot trial of interictal epileptiform discharge identification for neurology residents - Data and Code

Fabio Nascimento, Jin Jing, M Brandon Westover

Data and code for a bi-institutional randomized controlled educational pilot trial (n=21 junior neurology residents) evaluating a web- and app-based training program for identifying interictal epileptiform discharges (IEDs) on EEG.

epilepsy medical education randomized controlled trial interictal epileptiform discharges eeg

Published: April 22, 2026. Version: 1.0.0


Database Restricted Access

SPaRCNet data: Seizures, Rhythmic and Periodic Patterns in ICU Electroencephalography

Jin Jing, Wendong Ge, Aaron F Struck, Marta Fernandes, Shenda Hong, Sungtae An, Safoora Fatima, Aline Kherlopian, Ioannis Karakis, Jonathan Halford, Marcus Ng, Emily Johnson, Brian Appavu, rani sarkis, Gamaleldin Osman, Peter Kaplan, Monica Dhakar, Lakshman Arcot Jayagopal, Zubeda Sheikh, Olga Taraschenko, Sarah Schmitt, Hiba Haider, Jennifer Kim, Christa Swisher, Nicolas Gaspard, Mackenzie Cervenka, Jong Woo Lee, Andres rodriguez, Mohammad Tabaeizadeh, emily gilmore, Kristy Nordstrom, Jiyeoun Yoo, Manisha Holmes, Susan Herman, Jennifer Williams, Jay Pathmanathan, Fabio Nascimento, Ziwei Fan, Samaneh Nasiri, Mouhsin Shafi, Sydney Cash, Daniel Hoch, Andrew Cole, Zhen Lin, Chaoqi Yang, Manohar Ghanta, Aditya Gupta, Valdery Moura Junior, Eric Rosenthal, Sahar Zafar, M Brandon Westover, Jimeng Sun

"Interrater Reliability of Expert Electroencephalographers Identifying Seizures and Rhythmic and Periodic Patterns in EEGs" and "Development of Expert-Level Classification of Seizures and Rhythmic and Periodic Patterns During EEG Interpretation"

seizures rhythmic and periodic patterns artificial intelligence icu eeg

Published: May 5, 2023. Version: 1.1


Database Restricted Access

Continuous EEG Predicts Delayed Cerebral Ischemia After SAH

M Brandon Westover

Data and code to reproduce results in "Continuous Electroencephalography Predicts Delayed Cerebral Ischemia after Subarachnoid Hemorrhage: A Prospective Study of Diagnostic Accuracy"

subarachnoid hemorrhage continuous eeg

Published: Feb. 20, 2025. Version: 1.0


Software Credentialed Access

Philosopher's Stone

Wolfgang Ganglberger, Haoqi Sun, Niels Turley, Ayush Tripathi, Peter Hadar, Kaileigh Gallagher, Ryan Tesh, Soriul Kim, Samaneh Nasiri, Yue Leng, Stephanie Harrison, Katie Stone, Timothy Hughes, Susan Redline, Rhoda Au, Dara S. Manoach, Hans-Peter Landolt, Reto Huber, Emmanuel Mignot, Chol Shin, Sydney Cash, Robert Thomas, M Brandon Westover

Initial version

brain health artificial intelligence machine learning sleep

Published: Nov. 26, 2025. Version: 1.0.0


Database Credentialed Access

The Brain Imaging and Neurophysiology Database (BIND)

Charlotte Maschke, Peter Hadar, Yicheng Zhang, Jian Li, Gauri Ganjoo, Andrew Hoopes, Alessandro Guazzo, Aditya Gupta, Manohar Ghanta, Bruce Nearing, Christine Tsien Silvers, Bharath Gunapati, Robert Thomas, Jennifer Kim, Shibani Mukerji, Adrian Dalca, Sahar Zafar, Alice Lam, Emmanuel Mignot, M Brandon Westover

BIND Database 1: Neuroimaging Data (MRI, CT, PET, SPECT) that can be paired with EEG and PSG (found in the Harvard EEG Database https://bdsp.io/content/harvard-eeg-db/4.1/). LLMs helped categorize pathology.

ct mri brain imaging

Published: Sept. 9, 2025. Version: 1.0


Database Credentialed Access

Association of Sleep Electroencephalography-Based Brain Age Index With Dementia - Data and code

Elissa Ye, Haoqi Sun, Michael Leone, Luis Paixao, Robert Thomas, Alice Lam, M Brandon Westover

De-identified polysomnography dataset and analysis code from Ye et al. 2020 (JAMA Netw Open): sleep-EEG-based Brain Age Index (BAI) computed across 9,834 MGH Sleep Lab PSGs and tested as a biomarker for dementia and MCI versus healthy controls.

machine learning biomarker sleep mild cognitive impairment polysomnography dementia eeg brain age

Published: April 25, 2026. Version: 1.0.0