Publications by authors named "Omar Lizardo"

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Temporal dynamics of the friendship paradox in a smartphone communication network.
Cheng Wang, Omar Lizardo, David S Hachen

Appl Netw Sci· May 2025

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Clustering in a newly forming social network by subjective perceptions of loneliness.
Ethan Fridmanski, Michael Lee Wood, Omar Lizardo, David Hachen

J Am Coll Health· July 2022

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Using Fitbit data to monitor the heart rate evolution patterns of college students.
Cheng Wang, Omar Lizardo, David S Hachen

J Am Coll Health· April 2022

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A Longitudinal Study of Fitbit Usage Behavior Among College Students.
Cheng Wang, Omar Lizardo, David S Hachen

Cyberpsychol Behav Soc Netw· March 2022

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The impact of social networks on sleep among a cohort of college students.
Cheng Wang, Stephen Mattingly, Jessica Payne, Omar Lizardo, David S Hachen

SSM Popul Health· December 2021

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Creation, evolution, and dissolution of social groups.
James Flamino, Boleslaw K Szymanski, Ashwin Bahulkar, Kevin Chan, Omar Lizardo

Sci Rep· September 2021

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Using Fitbit data to examine factors that affect daily activity levels of college students.
Cheng Wang, Omar Lizardo, David S Hachen

PLoS One· May 2021

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The power of dynamic social networks to predict individuals' mental health.
Shikang Liu, David Hachen, Omar Lizardo, Christian Poellabauer, Aaron Striegel

Pac Symp Biocomput· February 2021

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Neither influence nor selection: Examining co-evolution of political orientation and social networks in the NetSense and NetHealth studies.
Cheng Wang, Omar Lizardo, David S Hachen

PLoS One· August 2020

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Classes and classification: comment on Chan and Flemmen, Jarness and Roselund.
Omar Lizardo

Br J Sociol· June 2019

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Physical Activity Trend eXtraction: A Framework for Extracting Moderate-Vigorous Physical Activity Trends From Wearable Fitness Tracker Data.
Louis Faust, Cheng Wang, David Hachen, Omar Lizardo, Nitesh V Chawla

JMIR Mhealth Uhealth· March 2019

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Network analysis of the NetHealth data: exploring co-evolution of individuals' social network positions and physical activities.
Shikang Liu, David Hachen, Omar Lizardo, Christian Poellabauer, Aaron Striegel

Appl Netw Sci· November 2018

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Coevolution of a multilayer node-aligned network whose layers represent different social relations.
Ashwin Bahulkar, Boleslaw K Szymanski, Kevin Chan, Omar Lizardo

Comput Soc Netw· November 2017

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Variety in cultural choice and the activation of social ties.
Omar Lizardo

Soc Sci Res· March 2013

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