Suwartono, C., Bata, J.V.M. and Airlangga, G. 2025. Enhancing Facial Emotion Recognition on FER2013 Using Attention-based CNN and Sparsemax-Driven Class-Balanced Architectures. Buletin Ilmiah Sarjana Teknik Elektro. 7, 4 (Dec. 2025), 944–954. DOI:https://doi.org/10.12928/biste.v7i4.14510.