M3BAT: Unsupervised Domain Adaptation for Multimodal Mobile Sensing with Multi-Branch Adversarial Training

L Meegahapola, H Hassoune… - Proceedings of the ACM …, 2024 - dl.acm.org
Over the years, multimodal mobile sensing has been used extensively for inferences
regarding health and well-being, behavior, and context. However, a significant challenge …

Learning About Social Context from Smartphone Data: Generalization Across Countries and Daily Life Moments

AR Mäder, L Meegahapola… - Proceedings of the 2024 …, 2024 - dl.acm.org
Understanding how social situations unfold in people's daily lives is relevant to designing
mobile systems that can support users in their personal goals, well-being, and activities. As …

Keep Sensors in Check: Disentangling Country-Level Generalization Issues in Mobile Sensor-Based Models with Diversity Scores

A Nanchen, L Meegahapola, W Droz… - Proceedings of the 2023 …, 2023 - dl.acm.org
Machine learning models trained with passive sensor data from mobile devices can be used
to perform various inferences pertaining to activity recognition, context awareness, and …

Inferring Mood-While-Eating with Smartphone Sensing and Community-Based Model Personalization

W Bangamuarachchi, A Chamantha… - arxiv preprint arxiv …, 2023 - arxiv.org
The interplay between mood and eating has been the subject of extensive research within
the fields of nutrition and behavioral science, indicating a strong connection between the …

FatigueSense: Multi-Device and Multimodal Wearable Sensing for Detecting Mental Fatigue

C Kodikara, S Wijekoon, L Meegahapola - ACM Transactions on …, 2025 - dl.acm.org
Mental fatigue is a crucial aspect that has gained attention across various disciplines due to
its impact on overall well-being. While previous research has explored the use of wearable …

Leveraging Earable Sensors for Lightweight Gait-Based User Recognition

GN Georgieva - 2025 - essay.utwente.nl
Wearable devices are evolving rapidly, with earables' popularity being on the rise as they
gain new and sophisticated sensing capabilities. Their growing complexity, however, also …

Cloud-Based Predictive Modeling of Energy Expenditure from Wearable Data using Random Forests

M Vadivel, R Sampathrajan… - … on Innovations in …, 2024 - ieeexplore.ieee.org
Energy expenditure (EE) estimation using physiological signs is becoming more important
as wearable devices proliferate. To estimating EE from wearable data, this research …

Generalization and Personalization of Machine Learning for Multimodal Mobile Sensing in Everyday Life

LB Meegahapola - 2024 - infoscience.epfl.ch
A range of behavioral and contextual factors, including eating and drinking behavior, mood,
social context, and other daily activities, can significantly impact an individual's quality of life …