Enhanced Situational Awareness: Application of DDDAS Concepts to Emergency and Disaster Management. - Gregory R. Madey; Albert-László Barabási; Nitesh V. Chawla; Marta C. González; David Hachen; Brett Lantz; Alec Pawling; Timothy W. Schoenharl; Gábor Szabó 002; Pu Wang; Ping Yan (International Conference on Computational Science (1), 2007)

Weighted reciprocity in human communication networks - Nitesh V. Chawla; David Hachen; Omar Lizardo; Zoltán Toroczkai; Anthony Strathman; Cheng Wang 010 (CoRR, 2011)

Predictors of short-term decay of cell phone contacts in a large scale communication network. - Troy Raeder; Omar Lizardo; David Hachen; Nitesh V. Chawla (Soc. Networks, 2011)

Citizen Engineering: Methods for "Crowdsourcing" Highly Trustworthy Results. - Zhi Zhai; David Hachen; Tracy Kijewski-Correa; Feng Shen; Gregory R. Madey (HICSS, 2012)

Haiti earthquake photo tagging: Lessons on crowdsourcing in-depth image classifications. - Zhi Zhai; Tracy Kijewski-Correa; David Hachen; Gregory R. Madey (ICDIM, 2012)

Citizen Engineering: Evolving OSS Practices to Engineering Design and Analysis. - Zhi Zhai; Tracy Kijewski-Correa; Ahsan Kareem; David Hachen; Gregory R. Madey (OSS, 2012)

The Co-Evolution of Communication Networks and Drinking Behaviors. - Cheng Wang 010; David S. Hachen; Omar Lizardo (AAAI Fall Symposia, 2013)

Lessons learned from the netsense smartphone study. - Aaron Striegel; Shu Liu 001; Lei Meng 007; Christian Poellabauer; David Hachen; Omar Lizardo (Comput. Commun. Rev., 2013)

A dyadic reciprocity index for repeated interaction networks. - Cheng Wang 010; Omar Lizardo; David Hachen; Anthony Strathman (Netw. Sci., 2013)

Lessons Learned from an Experiment in Crowdsourcing Complex Citizen Engineering Tasks with Amazon Mechanical Turk. - Matthew Staffelbach; Peter Sempolinski; David Hachen; Ahsan Kareem; Tracy Kijewski-Correa; Douglas Thain; Daniel Wei; Greg Madey (CoRR, 2014)

Algorithms for generating large-scale clustered random graphs. - Cheng Wang 010; Omar Lizardo; David Hachen (Netw. Sci., 2014)

Toward a System for Longitudinal Emotion Sensing. - Rachael Purta; David Hachen; Jeffrey Liew; Aaron Striegel (MASS, 2015)

Triadic evolution in a large-scale mobile phone network. - Cheng Wang 010; Omar Lizardo; David Hachen (J. Complex Networks, 2015)

Experiences measuring sleep and physical activity patterns across a large college cohort with fitbits. - Rachael Purta; Stephen M. Mattingly; Lixing Song; Omar Lizardo; David Hachen; Christian Poellabauer; Aaron Striegel (ISWC, 2016)

Gender Differences in Communication Behaviors, Spatial Proximity Patterns, and Mobility Habits. - Yang Yang 008; Omar Lizardo; Dong Wang 002; Yuxiao Dong; Aaron D. Striegel; David Hachen; Nitesh V. Chawla (CoRR, 2016)

Exploring Compliance: Observations from a Large Scale Fitbit Study. - Louis Faust; Rachael Purta; David Hachen; Aaron Striegel; Christian Poellabauer; Omar Lizardo; Nitesh V. Chawla (SocialSens@CPSWeek, 2017)

Discovering places of interest using sensor data from smartphones and wearables. - Sudip Vhaduri; Christian Poellabauer; Aaron Striegel; Omar Lizardo; David Hachen (SmartWorld/SCALCOM/UIC/ATC/CBDCom/IOP/SCI, 2017)

Quantifying Subjective Well-Being Using Trends in Weekend Activity. - Louis Faust; David Hachen; Omar Lizardo; Nitesh V. Chawla (ICHI, 2018)

ONE-M: Modeling the Co-evolution of Opinions and Network Connections. - Aastha Nigam; Kijung Shin; Ashwin Bahulkar; Bryan Hooi; David Hachen; Boleslaw K. Szymanski; Christos Faloutsos; Nitesh V. Chawla (ECML/PKDD (2), 2018)

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; Tijana Milenkovic (Appl. Netw. Sci., 2018)

Long-term Compliance Habits: What Early Data Tells Us. - Louis Faust; Priscilla Jiménez; David Hachen; Omar Lizardo; Aaron Striegel; Nitesh V. Chawla (CoRR, 2018)

What 30 Days Tells Us About 3 Years: Identifying Early Signs of User Abandonment and Non-Adherence. - Louis Faust; Priscilla Jiménez-Pazmino; James K. Holland; Omar Lizardo; David Hachen; Nitesh V. Chawla (PervasiveHealth, 2019)

The Power of Dynamic Social Networks to Predict Individuals' Mental Health. - Shikang Liu; David Hachen; Omar Lizardo; Christian Poellabauer; Aaron Striegel; Tijana Milenkovic (PSB, 2020)

Deviations from normal bedtimes are associated with short-term increases in resting heart rate. - Louis Faust; Keith Feldman; Stephen M. Mattingly; David Hachen; Nitesh V. Chawla (npj Digit. Medicine, 2020)

Heterogeneous Network Approach to Predict Individuals' Mental Health. - Shikang Liu; Fatemeh Vahedian; David Hachen; Omar Lizardo; Christian Poellabauer; Aaron Striegel; Tijana Milenkovic (ACM Trans. Knowl. Discov. Data, 2021)

A Longitudinal Study of Fitbit Usage Behavior Among College Students. - Cheng Wang 010; Omar Lizardo; David S. Hachen (Cyberpsychology Behav. Soc. Netw., 2022)

Generators or diffusers? Examining differences in the dynamic coupling of context and social ties across multiple types of foci. - David Hachen; Cheng Wang 010; Brandon Sepulvado; Omar Lizardo (Soc. Networks, 2024)

Temporal dynamics of the friendship paradox in a smartphone communication network. - Cheng Wang 010; Omar Lizardo; David S. Hachen (Appl. Netw. Sci., 2025)