SAPANDEEP SINGH SANDHU; AMANPREET KAUR SANDHU. Controlled Emoji Effects in Fine-Grained Tweet Valence: A Multi-Metric Benchmark of Transformer Checkpoints. International Journal of Computer Information Systems and Industrial Management Applications, [S. l.], v. 18, n. 1s, p. 9, 2026. DOI: 10.7091710.70917/ijcisim-2026-1966. Disponível em: https://cspub-ijcisim.org/index.php/ijcisim/article/view/1966. Acesso em: 20 jun. 2026.