Dataset and Code for Cognitive Load Research Topic Modeling (2006–2025)

This repository contains the analysis scripts used in the study: "Mapping the Thematic Landscape of Cognitive Load Research in Human–Computer Interaction: A Structural Topic Modeling Study (2006–2025)". Files included: stm_hci_pipeline: full R implementation including preprocessing, stopword removal, coherence optimization, structural topic modeling (STM), and topic assignment procedures. The materials are provided to ensure full computational reproducibility and transparency.