This repository contains the custom code for the DSTF-Net model, cross-subject/cross-device fine-tuning, and the SSVEP decoding pipeline described in the following article: Wenqiang Yan et al. Cross-region neural signal reconstruction to lift electrode placement constraints in SSVEP brain-computer interfaces, npj Biomedical Innovations, 2026, DOI: 10.1038/s44385-026-00098-2. Access Conditions: This repository is under restricted access. Access is granted for non-commercial academic research purposes only. To request access, please use the “Request access” button on this page and provide your full name, institutional affiliation, and a brief description of your intended use. All requests are reviewed and approved by the author team.