@inproceedings{vidigal-2026-textblob, title = "From {T}ext{B}lob to {LLM} Agents: Sentiment Model Selection for {B}2{B} Technical Support with {CSAT} Ground Truth", author = "Vidigal, Pedro", editor = "Li, Yunyao and Rehm, Georg and Tu, Mei", booktitle = "Proceedings of the 64th Annual Meeting of the {A}ssociation for {C}omputational {L}inguistics ({ACL} 2026)", month = jul, year = "2026", address = "San Diego, California, USA", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-acl/2026.acl-industry.121/", pages = "1774--1782", ISBN = "979-8-89176-394-4" }