arXiv AI By Gowtham Reddy N, KongFatt Wong-Lin, Yogesh Kumar Meena

A Hybrid Gaze-Motor Imagery BCI Framework for Effective Decision Communication

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The study presents a hybrid brain‑computer interface that combines eye‑tracking and motor‑imagery (MI) to improve decision communication. By using visual fixation to stabilize neural responses, the authors developed an asynchronous paradigm that first selects a command via eye‑tracking and then confirms it with MI, reducing the number of operational steps. Experiments with 15 participants showed that this hybrid approach achieves up to 100% accuracy and outperforms conventional MI, even with limited EEG channels.

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arXiv AI
Sep 18

A Multi-Objective Optimisation Framework for Corticomuscular EEG-EMG Pair Selection in Hybrid BCI

The paper presents a data‑driven framework that selects optimal EEG‑EMG channel pairs for hybrid brain‑computer interfaces by formulating the problem as a constrained bi‑objective optimisation. It maximises both the spatial relevance of EEG channels to motor cortex areas and the corticomuscular coupling strength, solved with NSGA‑II. Applied to motor‑imagery data from eight stroke patients, the method achieved an average classification accuracy of 89.6%, indicating improved capture of physiologically meaningful interactions.

By Dekka Muni Kumar, Yogesh Kumar Meena