@INPROCEEDINGS{iisa26-RMSMTV, AUTHOR = {Konstantinos Roumeliotis and Dionisis Margaris and Dimitris Spiliotopoulos and Giorgos Mpardis and Christos Tryfonopoulos and Costas Vassilakis}, TITLE = "{A Comparative Study of Qwen and Gemma Large Language Models for Social Media Slang and Emoji Sentiment Analysis for Business Recommender Systems}", BOOKTITLE = "{Proceedings of the 17th International Conference on Information, Intelligence, Systems and Applications (IISA 2026)}", YEAR = {2026}, MONTH = {July}, ADDRESS = "{Rodos, Greece}", }