Olga Kellert

According to our database, Olga Kellert authored at least 12 papers between 2021 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

Structured Disagreement in Health-Literacy Annotation: Epistemic Stability, Conceptual Difficulty, and Agreement-Stratified Inference.

Olga Kellert, Sriya Kondury, Candice Koo, Nemika Tyagi, Steffen Eikenberry

CoRR, April, 2026

Lost in Speech: Benchmarking, Evaluation, and Parsing of Spoken Code-Switching Beyond Standard UD Assumptions.

Nemika Tyagi, Holly Hendrix, Nelvin Licona-Guevara, Justin Mackie, Phanos Kareen, Muhammad Imran, Megan Michelle Smith, Tatiana Gallego Hernande, Chitta Baral, Olga Kellert

CoRR, February, 2026

A syntax-injected approach for faster and more accurate sentiment analysis.

Muhammad Imran, Olga Kellert, Carlos Gómez-Rodríguez

PeerJ Comput. Sci., 2026

2025

Modeling Topics and Sociolinguistic Variation in Code-Switched Discourse: Insights from Spanish-English and Spanish-Guaraní.

Nemika Tyagi, Nelvin Licona-Guevara, Olga Kellert

CoRR, December, 2025

Evaluating Compositional Approaches for Focus and Sentiment Analysis.

Olga Kellert, Muhammad Imran, Nicholas Hill Matlis, Md. Mahmud Uz Zaman, Carlos Gómez-Rodríguez

CoRR, August, 2025

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

Proceedings of the Findings of the Association for Computational Linguistics: EMNLP 2025, 2025

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

Dancing in the Syntax Forest: Fast, Accurate and Explainable Sentiment Analysis with SALSA.

Carlos Gómez-Rodríguez, Muhammad Imran, David Vilares, Elena Solera, Olga Kellert

Proceedings of the Seminar of the Spanish Society for Natural Language Processing: Projects and System Demonstrations (SEPLN-CEDI-PD 2024) co-located with the 7th Spanish Conference on Informatics (CEDI 2024), 2024

2023

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

Proceedings of the Iberian Languages Evaluation Forum (IberLEF 2023) co-located with the Conference of the Spanish Society for Natural Language Processing (SEPLN 2023), 2023

2022

Social Context and User Profiles of Linguistic Variation on a Micro Scale.

Olga Kellert, Nicholas Hill Matlis

Proceedings of the Ninth Workshop on NLP for Similar Languages, Varieties and Dialects, 2022

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

Proceedings of the 3rd Workshop on Computational Approaches to Historical Language Change, 2022

2021

Geolocation differences of language use in urban areas.

Olga Kellert, Nicholas H. Matlis

CoRR, 2021