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Using Wear Time for the Analysis of Consumer-Grade Wearables’ Data: Case Study Using Fitbit Data

Loubna Baroudi, Ronald Fredrick Zernicke, Muneesh Tewari, Noelle E Carlozzi, Sung Won Choi, Stephen M Cain

JMIR Mhealth Uhealth 2025;13:e46149

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Trends in Mental Health Outcomes of College Students Amid the Pandemic (Roadmap mHealth App): Longitudinal Observational Study

Gautham Jayaraj, Xiao Cao, Adam Horwitz, Michelle Rozwadowski, Skyla Shea, Shira N Hanauer, David A Hanauer, Muneesh Tewari, Kerby Shedden, Sung Won Choi

J Med Internet Res 2025;27:e67627

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Data Preprocessing Techniques for AI and Machine Learning Readiness: Scoping Review of Wearable Sensor Data in Cancer Care

Bengie L Ortiz, Vibhuti Gupta, Rajnish Kumar, Aditya Jalin, Xiao Cao, Charles Ziegenbein, Ashutosh Singhal, Muneesh Tewari, Sung Won Choi

JMIR Mhealth Uhealth 2024;12:e59587

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Exploring the Relationship Between Privacy and Utility in Mobile Health: Algorithm Development and Validation via Simulations of Federated Learning, Differential Privacy, and External Attacks

Alexander Shen, Luke Francisco, Srijan Sen, Ambuj Tewari

J Med Internet Res 2023;25:e43664

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mHealth Systems Need a Privacy-by-Design Approach: Commentary on “Federated Machine Learning, Privacy-Enhancing Technologies, and Data Protection Laws in Medical Research: Scoping Review”

Ambuj Tewari

J Med Internet Res 2023;25:e46700

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Risk Factors for COVID-19 in College Students Identified by Physical, Mental, and Social Health Reported During the Fall 2020 Semester: Observational Study Using the Roadmap App and Fitbit Wearable Sensors

Kristen N Gilley, Loubna Baroudi, Miao Yu, Izzy Gainsburg, Niyanth Reddy, Christina Bradley, Christine Cislo, Michelle Lois Rozwadowski, Caroline Ashley Clingan, Matthew Stephen DeMoss, Tracey Churay, Kira Birditt, Natalie Colabianchi, Mosharaf Chowdhury, Daniel Forger, Joel Gagnier, Ronald F Zernicke, Julia Lee Cunningham, Stephen M Cain, Muneesh Tewari, Sung Won Choi

JMIR Ment Health 2022;9(2):e34645

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Monitoring Beliefs and Physiological Measures Using Wearable Sensors and Smartphone Technology Among Students at Risk of COVID-19: Protocol for a mHealth Study

Christine Cislo, Caroline Clingan, Kristen Gilley, Michelle Rozwadowski, Izzy Gainsburg, Christina Bradley, Jenny Barabas, Erin Sandford, Mary Olesnavich, Jonathan Tyler, Caleb Mayer, Matthew DeMoss, Christopher Flora, Daniel B Forger, Julia Lee Cunningham, Muneesh Tewari, Sung Won Choi

JMIR Res Protoc 2021;10(6):e29561

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Monitoring Health Care Workers at Risk for COVID-19 Using Wearable Sensors and Smartphone Technology: Protocol for an Observational mHealth Study

Caroline A Clingan, Manasa Dittakavi, Michelle Rozwadowski, Kristen N Gilley, Christine R Cislo, Jenny Barabas, Erin Sandford, Mary Olesnavich, Christopher Flora, Jonathan Tyler, Caleb Mayer, Emily Stoneman, Thomas Braun, Daniel B Forger, Muneesh Tewari, Sung Won Choi

JMIR Res Protoc 2021;10(5):e29562

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Learning From Others Without Sacrificing Privacy: Simulation Comparing Centralized and Federated Machine Learning on Mobile Health Data

Jessica Chia Liu, Jack Goetz, Srijan Sen, Ambuj Tewari

JMIR Mhealth Uhealth 2021;9(3):e23728

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Promoting Health and Well-Being Through Mobile Health Technology (Roadmap 2.0) in Family Caregivers and Patients Undergoing Hematopoietic Stem Cell Transplantation: Protocol for the Development of a Mobile Randomized Controlled Trial

Michelle Rozwadowski, Manasa Dittakavi, Amanda Mazzoli, Afton L Hassett, Thomas Braun, Debra L Barton, Noelle Carlozzi, Srijan Sen, Muneesh Tewari, David A Hanauer, Sung Won Choi

JMIR Res Protoc 2020;9(9):e19288

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