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von Gugelberg: How people solve differed more by 'which item' than by how hard it was — Fukai Reads
An eye-tracking study of figural matrix problems by Helene M. von Gugelberg. Recording 300 people item by item, it reports that stronger reasoners build the answer before checking options, and that people differ more in how their approach changes across item positions than in how they react to difficulty.
Wang et al.: An LLM Agent That Reads Mental Busyness From Gaze — Fukai Reads
A paper from Meta Reality Labs and collaborators that estimates cognitive load (mental busyness) from eye gaze. It tackles the poor generalization and low interpretability of prior methods with GazeMind, a framework that structures gaze and has an LLM reason over it with context, individual traits, and worked examples, reporting 62.73% accuracy on three-way classification (over 20 points above prior methods).
