Overview of the CLEF-2018 CheckThat! Lab on Automatic Identification and Verification of Political Claims. Task 1: Check-Worthiness. - Pepa Atanasova; Lluís Màrquez; Alberto Barrón-Cedeño; Tamer Elsayed; Reem Suwaileh; Wajdi Zaghouani; Spas Kyuchukov; Giovanni Da San Martino; Preslav Nakov (CLEF (Working Notes), 2018)

Overview of the CLEF-2018 CheckThat! Lab on Automatic Identification and Verification of Political Claims. Task 2: Factuality. - Alberto Barrón-Cedeño; Tamer Elsayed; Reem Suwaileh; Lluís Màrquez; Pepa Atanasova; Wajdi Zaghouani; Spas Kyuchukov; Giovanni Da San Martino; Preslav Nakov (CLEF (Working Notes), 2018)

Overview of the CLEF-2018 CheckThat! Lab on Automatic Identification and Verification of Political Claims. - Preslav Nakov; Alberto Barrón-Cedeño; Tamer Elsayed; Reem Suwaileh; Lluís Màrquez; Wajdi Zaghouani; Pepa Atanasova; Spas Kyuchukov; Giovanni Da San Martino (CLEF, 2018)

Overview of the CLEF-2018 CheckThat! Lab on Automatic Identification and Verification of Political Claims. Task 1: Check-Worthiness. - Pepa Atanasova; Alberto Barrón-Cedeño; Tamer Elsayed; Reem Suwaileh; Wajdi Zaghouani; Spas Kyuchukov; Giovanni Da San Martino; Preslav Nakov (CoRR, 2018)

Overview of the CLEF-2019 CheckThat! Lab: Automatic Identification and Verification of Claims. Task 1: Check-Worthiness. - Pepa Atanasova; Preslav Nakov; Georgi Karadzhov; Mitra Mohtarami; Giovanni Da San Martino (CLEF (Working Notes), 2019)

Overview of the CLEF-2019 CheckThat! Lab: Automatic Identification and Verification of Claims. - Tamer Elsayed; Preslav Nakov; Alberto Barrón-Cedeño; Maram Hasanain; Reem Suwaileh; Giovanni Da San Martino; Pepa Atanasova (CLEF, 2019)

CheckThat! at CLEF 2019: Automatic Identification and Verification of Claims. - Tamer Elsayed; Preslav Nakov; Alberto Barrón-Cedeño; Maram Hasanain; Reem Suwaileh; Giovanni Da San Martino; Pepa Atanasova (ECIR (2), 2019)

It Takes Nine to Smell a Rat: Neural Multi-Task Learning for Check-Worthiness Prediction. - Slavena Vasileva; Pepa Atanasova; Lluís Màrquez; Alberto Barrón-Cedeño; Preslav Nakov (RANLP, 2019)

SemEval-2019 Task 8: Fact Checking in Community Question Answering Forums. - Tsvetomila Mihaylova; Georgi Karadzhov; Pepa Atanasova; Ramy Baly; Mitra Mohtarami; Preslav Nakov (SemEval@NAACL-HLT, 2019)

Evaluating Variable-Length Multiple-Option Lists in Chatbots and Mobile Search. - Pepa Atanasova; Georgi Karadzhov; Yasen Kiprov; Preslav Nakov; Fabrizio Sebastiani 001 (SIGIR, 2019)

Joint Emotion Label Space Modelling for Affect Lexica. - Luna De Bruyne; Pepa Atanasova; Isabelle Augenstein (CoRR, 2019)

Automatic Fact-Checking Using Context and Discourse Information. - Pepa Atanasova; Preslav Nakov; Lluís Màrquez; Alberto Barrón-Cedeño; Georgi Karadzhov; Tsvetomila Mihaylova; Mitra Mohtarami; James R. Glass (ACM J. Data Inf. Qual., 2019)

Generating Fact Checking Explanations. - Pepa Atanasova; Jakob Grue Simonsen; Christina Lioma; Isabelle Augenstein (ACL, 2020)

A Diagnostic Study of Explainability Techniques for Text Classification. - Pepa Atanasova; Jakob Grue Simonsen; Christina Lioma; Isabelle Augenstein (EMNLP (1), 2020)

Generating Label Cohesive and Well-Formed Adversarial Claims. - Pepa Atanasova; Dustin Wright 001; Isabelle Augenstein (EMNLP (1), 2020)

SemEval-2020 Task 12: Multilingual Offensive Language Identification in Social Media (OffensEval 2020). - Marcos Zampieri; Preslav Nakov; Sara Rosenthal; Pepa Atanasova; Georgi Karadzhov; Hamdy Mubarak; Leon Derczynski; Zeses Pitenis; Çagri Çöltekin (SemEval@COLING, 2020)

A Large-Scale Semi-Supervised Dataset for Offensive Language Identification. - Sara Rosenthal; Pepa Atanasova; Georgi Karadzhov; Marcos Zampieri; Preslav Nakov (CoRR, 2020)

SemEval-2020 Task 12: Multilingual Offensive Language Identification in Social Media (OffensEval 2020). - Marcos Zampieri; Preslav Nakov; Sara Rosenthal; Pepa Atanasova; Georgi Karadzhov; Hamdy Mubarak; Leon Derczynski; Zeses Pitenis; Çagri Çöltekin (Zenodo, 2020)

SOLID: A Large-Scale Semi-Supervised Dataset for Offensive Language Identification. - Sara Rosenthal; Pepa Atanasova; Georgi Karadzhov; Marcos Zampieri; Preslav Nakov (ACL/IJCNLP (Findings), 2021)

Multi-Hop Fact Checking of Political Claims. - Wojciech Ostrowski; Arnav Arora; Pepa Atanasova; Isabelle Augenstein (IJCAI, 2021)

Overview of the CLEF-2019 CheckThat!: Automatic Identification and Verification of Claims. - Tamer Elsayed; Preslav Nakov; Alberto Barrón-Cedeño; Maram Hasanain; Reem Suwaileh; Giovanni Da San Martino; Pepa Atanasova (CoRR, 2021)

Diagnostics-Guided Explanation Generation. - Pepa Atanasova; Jakob Grue Simonsen; Christina Lioma; Isabelle Augenstein (AAAI, 2022)

Accountable and Explainable Methods for Complex Reasoning over Text. - Pepa Atanasova (CoRR, 2022)

Joint emotion label space modeling for affect lexica. - Luna De Bruyne; Pepa Atanasova; Isabelle Augenstein (Comput. Speech Lang., 2022)

Generating Fluent Fact Checking Explanations with Unsupervised Post-Editing. - Shailza Jolly; Pepa Atanasova; Isabelle Augenstein (Inf., 2022)

Fact Checking with Insufficient Evidence. - Pepa Atanasova; Jakob Grue Simonsen; Christina Lioma; Isabelle Augenstein (Trans. Assoc. Comput. Linguistics, 2022)

Faithfulness Tests for Natural Language Explanations. - Pepa Atanasova; Oana-Maria Camburu; Christina Lioma; Thomas Lukasiewicz; Jakob Grue Simonsen; Isabelle Augenstein (ACL (2), 2023)

bgGLUE: A Bulgarian General Language Understanding Evaluation Benchmark. - Momchil Hardalov; Pepa Atanasova; Todor Mihaylov; Galia Angelova; Kiril Simov; Petya Osenova; Veselin Stoyanov; Ivan Koychev; Preslav Nakov; Dragomir Radev (ACL (1), 2023)

Explaining Interactions Between Text Spans. - Sagnik Ray Choudhury; Pepa Atanasova; Isabelle Augenstein (EMNLP, 2023)

Architecture and Data Knowledge of the Regional Data Center for Intelligent Agriculture. - Emil Doychev; Atanas Terziyski; Stoyan Tenev; Asya Stoyanova-Doycheva; Vanya Ivanova; Pepa Atanasova (Inf., 2023)

Revealing the Parametric Knowledge of Language Models: A Unified Framework for Attribution Methods. - Haeun Yu; Pepa Atanasova; Isabelle Augenstein (ACL (1), 2024)

DYNAMICQA: Tracing Internal Knowledge Conflicts in Language Models. - Sara Marjanovic; Haeun Yu; Pepa Atanasova; Maria Maistro; Christina Lioma; Isabelle Augenstein (EMNLP (Findings), 2024)

A Unified Framework for Input Feature Attribution Analysis. - Jingyi Sun; Pepa Atanasova; Isabelle Augenstein (CoRR, 2024)

From Internal Conflict to Contextual Adaptation of Language Models. - Sara Vera Marjanovic; Haeun Yu; Pepa Atanasova; Maria Maistro; Christina Lioma; Isabelle Augenstein (CoRR, 2024)

Graph-Guided Textual Explanation Generation Framework. - Shuzhou Yuan; Jingyi Sun; Ran Zhang; Michael Färber 001; Steffen Eger; Pepa Atanasova; Isabelle Augenstein (CoRR, 2024)

A Reality Check on Context Utilisation for Retrieval-Augmented Generation. - Lovisa Hagström; Sara Vera Marjanovic; Haeun Yu; Arnav Arora; Christina Lioma; Maria Maistro; Pepa Atanasova; Isabelle Augenstein (ACL (1), 2025)

Evaluating Input Feature Explanations through a Unified Diagnostic Evaluation Framework. - Jingyi Sun; Pepa Atanasova; Isabelle Augenstein (NAACL (Long Papers), 2025)

Local Differences, Global Lessons: Insights from Organisation Policies for International Legislation. - Lucie-Aimée Kaffee; Pepa Atanasova; Anna Rogers (CoRR, 2025)

Self-Critique and Refinement for Faithful Natural Language Explanations. - Yingming Wang; Pepa Atanasova (CoRR, 2025)