collaborators

13 papers

cs.AI2026

KAN-MLP-Mixer: A comprehensive investigation of the usage of Kolmogorov-Arnold Networks (KANs) for improving IMU-based Human Activity Recognition

Mengxi Liu, Sizhen Bian, Vitor Fortes +5

Kolmogorov-Arnold Networks (KANs) have demonstrated an exceptional ability to learn complex functions on clean, low-dimensional data but struggle to maintain performance on noisy a…

eess.SP2026

Foundation Models Defining A New Era In Sensor-based Human Activity Recognition: A Survey And Outlook

Sizhen Bian, Mengxi Liu, Lala Shakti Swarup Ray +7

Sensor-based Human Activity Recognition (HAR) underpins many ubiquitous and wearable computing applications, yet current models remain limited by scarce labels, sensor heterogeneit…

eess.SP2026

Calibration-Free Induced Magnetic Field Indoor and Outdoor Positioning via Data-Driven Modeling

Qiushi Guo, Matthias Tschoepe, Mengxi Liu +2

Induced magnetic field (IMF)-based localization offers a robust alternative to wave-based positioning technologies due to its resilience to non-line-of-sight conditions, environmen…

cs.CV2026

From Neck to Head: Bio-Impedance Sensing for Head Pose Estimation

Mengxi Liu, Lala Shakti Swarup Ray, Sizhen Bian +6

We present NeckSense, a novel wearable system for head pose tracking that leverages multi-channel bio-impedance sensing with soft, dry electrodes embedded in a lightweight, necklac…

cs.CV2025

Ultra-Efficient On-Device Object Detection on AI-Integrated Smart Glasses with TinyissimoYOLO

Julian Moosmann, Pietro Bonazzi, Yawei Li +4

Smart glasses are rapidly gaining advanced functions thanks to cutting-edge computing technologies, especially accelerated hardware architectures, and tiny Artificial Intelligence…

cs.LG2025

Bridging Generalization and Personalization in Human Activity Recognition via On-Device Few-Shot Learning

Pixi Kang, Julian Moosmann, Mengxi Liu +4

Human Activity Recognition (HAR) with different sensing modalities requires both strong generalization across diverse users and efficient personalization for individuals. However,…