Sapandeep Singh Sandhu, and Amanpreet Kaur Sandhu. 2026. “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 18 (1s):9. https://doi.org/10.7091710.70917/ijcisim-2026-1966.