Geolocation differences of language use in urban areas. - Olga Kellert; Nicholas H. Matlis (CoRR, 2021)

Using neural topic models to track context shifts of words: a case study of COVID-related terms before and after the lockdown in April 2020. - Olga Kellert; Md. Mahmud Uz Zaman (LChange@ACL, 2022)

Experimenting with UD Adaptation of an Unsupervised Rule-based Approach for Sentiment Analysis of Mexican Tourist Texts. - Olga Kellert; Md. Mahmud Uz Zaman; Nicholas Hill Matlis; Carlos Gómez-Rodríguez (IberLEF@SEPLN, 2023)

Dancing in the Syntax Forest: Fast, Accurate and Explainable Sentiment Analysis with SALSA. - Carlos Gómez-Rodríguez; Muhammad Imran; David Vilares 001; Elena Solera; Olga Kellert (SEPLN (Projects and Demonstrations), 2024)

Unveiling factors influencing judgment variation in Sentiment Analysis with Natural Language Processing and Statistics. - Olga Kellert; Carlos Gómez-Rodríguez; Md. Mahmud Uz Zaman (CoRR, 2024)

A Syntax-Injected Approach for Faster and More Accurate Sentiment Analysis. - Muhammad Imran; Olga Kellert; Carlos Gómez-Rodríguez (CoRR, 2024)

Parsing the Switch: LLM-Based UD Annotation for Complex Code-Switched and Low-Resource Languages. - Olga Kellert; Nemika Tyagi; Muhammad Imran; Nelvin Licona-Guevara; Carlos Gómez-Rodríguez (CoRR, 2025)

Evaluating Compositional Approaches for Focus and Sentiment Analysis. - Olga Kellert; Muhammad Imran; Nicholas Hill Matlis; Md. Mahmud Uz Zaman; Carlos Gómez-Rodríguez (CoRR, 2025)