Ion Androutsopoulos

65 papers · 2000–2025 · 7 conferences · across top CS/AI conferences

Achievements

🌍 Conference Polyglot (7) 🗺️ Taxonomy Completionist (90) 🌈 Renaissance Researcher (10) 🐝 Cross-Pollinator (12) 🌉 Interdisciplinary Bridge 🏃 Academic Marathon (25) 🧭 Keyword Pioneer 🐣 Hot Topic Early Bird 🤝 Dynamic Duo (19) 🔬 Deep Specialist (17) 🧬 Topic Evolution 🏆 Keyword Champion (5) 🚀 Conference Pioneer ⚡ Prolific Year (5) ❓ The Questioner (3) 🗃️ Keyword Collector (203) 💎 Century Club (65) 📈 Trend Setter 🔥 Unstoppable (17)

Conferences

ACL (19) EMNLP (18) SEMEVAL (8) COLING (6) NAACL (6) EACL (4) IJCNLP (4)

Top co-authors

John Pavlopoulos (19) Prodromos Malakasiotis (17) Ilias Chalkidis (11) Dimitrios Galanis (8) Nikolaos Aletras (7) Jeffrey Sorensen (6) Dimitris Pappas (6) Manos Fergadiotis (6) Léo Laugier (5) Gerasimos Lampouras (5)

Research topics

Understanding (1)

Keywords

text classification (14) few-shot learning (6) toxicity detection (5) content moderation (5) question answering (5) multi-label classification (5) rationale extraction (5) large language model (4) zero-shot learning (4) legal reasoning (4) transfer learning (4) sequence labeling (4) argument reasoning (3) toxic span detection (3) knowledge distillation (3) named entity recognition (3) document ranking (3) recurrent neural network (3) word embedding (3) natural language processing (2)

Papers

GR-NLP-TOOLKIT: An Open-Source NLP Toolkit for Modern Greek COLING 2025

PolyNarrative: A Multilingual, Multilabel, Multi-domain Dataset for Narrative Extraction from News Articles ACL 2025

GreekBarBench: A Challenging Benchmark for Free-Text Legal Reasoning and Citations EMNLP 2025

AUEB-Archimedes at RIRAG-2025: Is Obligation concatenation really all you need? COLING 2025

Evaluation and Facilitation of Online Discussions in the LLM Era: A Survey EMNLP 2025

Archimedes-AUEB at SemEval-2024 Task 5: LLM explains Civil Procedure NAACL 2024

Still All Greeklish to Me: Greeklish to Greek Transliteration COLING 2024

LAR-ECHR: A New Legal Argument Reasoning Task and Dataset for Cases of the European Court of Human Rights EMNLP 2024

Archimedes-AUEB at SemEval-2024 Task 5: LLM explains Civil Procedure SEMEVAL 2024

Should I try multiple optimizers when fine-tuning a pre-trained Transformer for NLP tasks? Should I tune their hyperparameters? EACL 2024

Comparing Data Augmentation Methods for End-to-End Task-Oriented Dialog Systems ACL 2024

A Data-Driven Guided Decoding Mechanism for Diagnostic Captioning ACL 2024

Harmful Language Datasets: An Assessment of Robustness ACL 2023

Cache me if you Can: an Online Cost-aware Teacher-Student framework to Reduce the Calls to Large Language Models EMNLP 2023

Data Augmentation for Biomedical Factoid Question Answering ACL 2022

LexGLUE: A Benchmark Dataset for Legal Language Understanding in English ACL 2022

From the Detection of Toxic Spans in Online Discussions to the Analysis of Toxic-to-Civil Transfer ACL 2022

Processing Long Legal Documents with Pre-trained Transformers: Modding LegalBERT and Longformer EMNLP 2022

FiNER: Financial Numeric Entity Recognition for XBRL Tagging ACL 2022

MultiEURLEX - A multi-lingual and multi-label legal document classification dataset for zero-shot cross-lingual transfer EMNLP 2021

A Neural Model for Joint Document and Snippet Ranking in Question Answering for Large Document Collections ACL 2021

SemEval-2021 Task 5: Toxic Spans Detection ACL 2021

Context Sensitivity Estimation in Toxicity Detection ACL 2021

EDGAR-CORPUS: Billions of Tokens Make The World Go Round EMNLP 2021

A Neural Model for Joint Document and Snippet Ranking in Question Answering for Large Document Collections IJCNLP 2021

SemEval-2021 Task 5: Toxic Spans Detection IJCNLP 2021

Context Sensitivity Estimation in Toxicity Detection IJCNLP 2021

Paragraph-level Rationale Extraction through Regularization: A case study on European Court of Human Rights Cases NAACL 2021

SemEval-2021 Task 5: Toxic Spans Detection SEMEVAL 2021

LEGAL-BERT: The Muppets straight out of Law School EMNLP 2020

An Empirical Study on Large-Scale Multi-Label Text Classification Including Few and Zero-Shot Labels EMNLP 2020

Toxicity Detection: Does Context Really Matter? ACL 2020

BioMRC: A Dataset for Biomedical Machine Reading Comprehension ACL 2020

Domain Adversarial Fine-Tuning as an Effective Regularizer EMNLP 2020

Extreme Multi-Label Legal Text Classification: A Case Study in EU Legislation NAACL 2019

Neural Legal Judgment Prediction in English ACL 2019

SUM-QE: a BERT-based Summary Quality Estimation Model EMNLP 2019

SEQˆ3: Differentiable Sequence-to-Sequence-to-Sequence Autoencoder for Unsupervised Abstractive Sentence Compression NAACL 2019

Embedding Biomedical Ontologies by Jointly Encoding Network Structure and Textual Node Descriptors ACL 2019

Transfer Learning for Causal Sentence Detection ACL 2019

Large-Scale Multi-Label Text Classification on EU Legislation ACL 2019

SUM-QE: a BERT-based Summary Quality Estimation Model IJCNLP 2019

ConvAI at SemEval-2019 Task 6: Offensive Language Identification and Categorization with Perspective and BERT SEMEVAL 2019

A Survey on Biomedical Image Captioning NAACL 2019

AUEB at BioASQ 6: Document and Snippet Retrieval EMNLP 2018

Deep Relevance Ranking Using Enhanced Document-Query Interactions EMNLP 2018

Obligation and Prohibition Extraction Using Hierarchical RNNs ACL 2018

Deeper Attention to Abusive User Content Moderation EMNLP 2017

aueb.twitter.sentiment at SemEval-2016 Task 4: A Weighted Ensemble of SVMs for Twitter Sentiment Analysis SEMEVAL 2016

AUEB-ABSA at SemEval-2016 Task 5: Ensembles of Classifiers and Embeddings for Aspect Based Sentiment Analysis SEMEVAL 2016

SemEval-2016 Task 5: Aspect Based Sentiment Analysis SEMEVAL 2016

SemEval-2015 Task 12: Aspect Based Sentiment Analysis SEMEVAL 2015

Multi-Granular Aspect Aggregation in Aspect-Based Sentiment Analysis EACL 2014

SemEval-2014 Task 4: Aspect Based Sentiment Analysis SEMEVAL 2014

Using Integer Linear Programming in Concept-to-Text Generation to Produce More Compact Texts ACL 2013

Extractive Multi-Document Summarization with Integer Linear Programming and Support Vector Regression COLING 2012

A Generate and Rank Approach to Sentence Paraphrasing EMNLP 2011

An extractive supervised two-stage method for sentence compression NAACL 2010

Adaptive Natural Language Interaction EACL 2009

An Open-Source Natural Language Generator for OWL Ontologies and its Use in Protege and Second Life EACL 2009

Finding Short Definitions of Terms on Web Pages EMNLP 2009

A Practically Unsupervised Learning Method to Identify Single-Snippet Answers to Definition Questions on the Web EMNLP 2005

Learning to Identify Single-Snippet Answers to Definition Questions COLING 2004

Stacking Classifiers for Anti-Spam Filtering of E-Mail EMNLP 2001

Selectional Restrictions in HPSG COLING 2000