Steven Bethard

Applying Transformer Architectures to Detect Cynical Comments in Spanish Social Media NAACL 2025 Transformer-Based Temporal Information Extraction and Application: A Review EMNLP 2025 MARiA at SemEval 2024 Task-6: Hallucination Detection Through LLMs, MNLI, and Cosine similarity SEMEVAL 2024 Semi-Structured Chain-of-Thought: Integrating Multiple Sources of Knowledge for Improved Language Model Reasoning NAACL 2024 Improving Toponym Resolution by Predicting Attributes to Constrain Geographical Ontology Entries NAACL 2024 hinoki at SemEval-2024 Task 7: Numeral-Aware Headline Generation (English) NAACL 2024 CLULab-UofA at SemEval-2024 Task 8: Detecting Machine-Generated Text Using Triplet-Loss-Trained Text Similarity and Text Classification NAACL 2024 MARiA at SemEval 2024 Task-6: Hallucination Detection Through LLMs, MNLI, and Cosine similarity NAACL 2024 CLULab-UofA at SemEval-2024 Task 8: Detecting Machine-Generated Text Using Triplet-Loss-Trained Text Similarity and Text Classification SEMEVAL 2024 hinoki at SemEval-2024 Task 7: Numeral-Aware Headline Generation (English) SEMEVAL 2024 Metadata Enhancement Using Large Language Models ACL 2024 Fusing Temporal Graphs into Transformers for Time-Sensitive Question Answering EMNLP 2023 Arizonans at SemEval-2023 Task 9: Multilingual Tweet Intimacy Analysis with XLM-T SEMEVAL 2023 Two-Stage Fine-Tuning for Improved Bias and Variance for Large Pretrained Language Models ACL 2023 End-to-end clinical temporal information extraction with multi-head attention ACL 2023 clulab at MEDIQA-Chat 2023: Summarization and classification of medical dialogues ACL 2023 Textual Entailment for Temporal Dependency Graph Parsing ACL 2023 Gallagher at SemEval-2023 Task 5: Tackling Clickbait with Seq2Seq Models ACL 2023 Arizonans at SemEval-2023 Task 9: Multilingual Tweet Intimacy Analysis with XLM-T ACL 2023 Improving Toponym Resolution with Better Candidate Generation, Transformer-based Reranking, and Two-Stage Resolution ACL 2023 Transformer-based cynical expression detection in a corpus of Spanish YouTube reviews ACL 2023 Gallagher at SemEval-2023 Task 5: Tackling Clickbait with Seq2Seq Models SEMEVAL 2023 UA-KO at SemEval-2022 Task 11: Data Augmentation and Ensembles for Korean Named Entity Recognition SEMEVAL 2022 UA-KO at SemEval-2022 Task 11: Data Augmentation and Ensembles for Korean Named Entity Recognition NAACL 2022 A Comparison of Strategies for Source-Free Domain Adaptation ACL 2022 TEAM-Atreides at SemEval-2022 Task 11: On leveraging data augmentation and ensemble to recognize complex Named Entities in Bangla NAACL 2022 Taxonomy Builder: a Data-driven and User-centric Tool for Streamlining Taxonomy Construction NAACL 2022 Exploring transformers and time lag features for predicting changes in mood over time NAACL 2022 Exploring Text Representations for Generative Temporal Relation Extraction NAACL 2022 TEAM-Atreides at SemEval-2022 Task 11: On leveraging data augmentation and ensemble to recognize complex Named Entities in Bangla SEMEVAL 2022 Ensemble-based Fine-Tuning Strategy for Temporal Relation Extraction from the Clinical Narrative NAACL 2022 The University of Arizona at SemEval-2021 Task 10: Applying Self-training, Active Learning and Data Augmentation to Source-free Domain Adaptation IJCNLP 2021 Domain adaptation in practice: Lessons from a real-world information extraction pipeline EACL 2021 Do pretrained transformers infer telicity like humans? EMNLP 2021 EntityBERT: Entity-centric Masking Strategy for Model Pretraining for the Clinical Domain NAACL 2021 SemEval-2021 Task 10: Source-Free Domain Adaptation for Semantic Processing ACL 2021 The University of Arizona at SemEval-2021 Task 10: Applying Self-training, Active Learning and Data Augmentation to Source-free Domain Adaptation ACL 2021 SemEval-2021 Task 10: Source-Free Domain Adaptation for Semantic Processing IJCNLP 2021 Simplifying annotation of intersections in time normalization annotation: exploring syntactic and semantic validation EMNLP 2021 The University of Arizona at SemEval-2021 Task 10: Applying Self-training, Active Learning and Data Augmentation to Source-free Domain Adaptation SEMEVAL 2021 SemEval-2021 Task 10: Source-Free Domain Adaptation for Semantic Processing SEMEVAL 2021 Explainable Multi-hop Verbal Reasoning Through Internal Monologue NAACL 2021 If You Want to Go Far Go Together: Unsupervised Joint Candidate Evidence Retrieval for Multi-hop Question Answering NAACL 2021 Detection of Puffery on the English Wikipedia EMNLP 2021 Do pretrained transformers infer telicity like humans? CONLL 2021 Triplet-Trained Vector Space and Sieve-Based Search Improve Biomedical Concept Normalization NAACL 2021 A BERT-based One-Pass Multi-Task Model for Clinical Temporal Relation Extraction ACL 2020 Unsupervised Alignment-based Iterative Evidence Retrieval for Multi-hop Question Answering ACL 2020 How does BERT’s attention change when you fine-tune? An analysis methodology and a case study in negation scope ACL 2020 A Generate-and-Rank Framework with Semantic Type Regularization for Biomedical Concept Normalization ACL 2020 Assisting Undergraduate Students in Writing Spanish Methodology Sections ACL 2020 A Dataset and Evaluation Framework for Complex Geographical Description Parsing COLING 2020 TTUI at SemEval-2020 Task 11: Propaganda Detection with Transfer Learning and Ensembles COLING 2020 Fine-tuning for multi-domain and multi-label uncivil language detection EMNLP 2020 Defining and Learning Refined Temporal Relations in the Clinical Narrative EMNLP 2020 TTUI at SemEval-2020 Task 11: Propaganda Detection with Transfer Learning and Ensembles SEMEVAL 2020 A BERT-based Universal Model for Both Within- and Cross-sentence Clinical Temporal Relation Extraction NAACL 2019 Inferring missing metadata from environmental policy texts NAACL 2019 Eidos, INDRA, & Delphi: From Free Text to Executable Causal Models NAACL 2019 Alignment over Heterogeneous Embeddings for Question Answering NAACL 2019 Quick and (not so) Dirty: Unsupervised Selection of Justification Sentences for Multi-hop Question Answering IJCNLP 2019 Quick and (not so) Dirty: Unsupervised Selection of Justification Sentences for Multi-hop Question Answering EMNLP 2019 University of Arizona at SemEval-2019 Task 12: Deep-Affix Named Entity Recognition of Geolocation Entities SEMEVAL 2019 Proceedings of the 2nd Clinical Natural Language Processing Workshop NAACL 2019 Proceedings of the 12th International Workshop on Semantic Evaluation SEMEVAL 2018 Self-training improves Recurrent Neural Networks performance for Temporal Relation Extraction EMNLP 2018 SemEval 2018 Task 6: Parsing Time Normalizations SEMEVAL 2018 A Survey on Recent Advances in Named Entity Recognition from Deep Learning models COLING 2018 Neural Temporal Relation Extraction EACL 2017 Improving Implicit Semantic Role Labeling by Predicting Semantic Frame Arguments IJCNLP 2017 SemEval-2017 Task 12: Clinical TempEval SEMEVAL 2017 Proceedings of the 11th International Workshop on Semantic Evaluation (SemEval-2017) SEMEVAL 2017 SemEval-2016 Task 12: Clinical TempEval SEMEVAL 2016 Proceedings of the 10th International Workshop on Semantic Evaluation (SemEval-2016) SEMEVAL 2016 Domain Adaptation for Authorship Attribution: Improved Structural Correspondence Learning ACL 2016 Facing the most difficult case of Semantic Role Labeling: A collaboration of word embeddings and co-training COLING 2016 DLS@CU at SemEval-2016 Task 1: Supervised Models of Sentence Similarity SEMEVAL 2016 SemEval-2015 Task 6: Clinical TempEval SEMEVAL 2015 Adapting Coreference Resolution for Narrative Processing EMNLP 2015 Feature-Rich Two-Stage Logistic Regression for Monolingual Alignment EMNLP 2015 DLS@CU: Sentence Similarity from Word Alignment and Semantic Vector Composition SEMEVAL 2015 CUAB: Supervised Learning of Disorders and their Attributes using Relations SEMEVAL 2015 Not All Character N-grams Are Created Equal: A Study in Authorship Attribution NAACL 2015 DLS@CU: Sentence Similarity from Word Alignment SEMEVAL 2014 Cross-Topic Authorship Attribution: Will Out-Of-Topic Data Help? COLING 2014 The Stanford CoreNLP Natural Language Processing Toolkit ACL 2014 An Annotation Framework for Dense Event Ordering ACL 2014 Descending-Path Convolution Kernel for Syntactic Structures ACL 2014 Proceedings of the 2013 Conference on Empirical Methods in Natural Language Processing EMNLP 2013 CU : Computational Assessment of Short Free Text Answers - A Tool for Evaluating Students’ Understanding SEMEVAL 2013 ClearTK-TimeML: A minimalist approach to TempEval 2013 SEMEVAL 2013 SemEval-2013 Task 3: Spatial Role Labeling SEMEVAL 2013 51st Annual Meeting of the Association for Computational Linguistics Proceedings of the Student Research Workshop ACL 2013 A Synchronous Context Free Grammar for Time Normalization EMNLP 2013 Skip N-grams and Ranking Functions for Predicting Script Events EACL 2012 Extracting Narrative Timelines as Temporal Dependency Structures ACL 2012 SemEval-2012 Task 3: Spatial Role Labeling SEMEVAL 2012 Model-Portability Experiments for Textual Temporal Analysis ACL 2011 Learning Semantic Links from a Corpus of Parallel Temporal and Causal Relations ACL 2008 CU-TMP: Temporal Relation Classification Using Syntactic and Semantic Features SEMEVAL 2007 Identification of Event Mentions and their Semantic Class EMNLP 2006