Researchers & Students

Postdocs

  • Panagiotis Efstratiadis (2023/09 - now) Topic: Uncertainty in Information Retrieval
  • Jia-Hong Huang (2023/11 - now) Topic: Large Language Models in FinTech

PhD Students

  • Pantelis Kyriakidis (2024/10 - now) Topic: Textual stream clustering
  • Yongkang Li (2023/10 - now) Topic: Adversarial Information Retrieval (co-supervised with Panagiotis Efstratiadis)
  • Simon Lupart (2023/10 - now) Topic: Conversational Search (co-supervised with Mohammad Aliannejadi)
  • Roxana Petcu (2023/09 - now) Topic: Data Augmentation for Dialogue Systems (co-supervised with Faegheh Hasibi)
  • Jingfen Qiao (2022/09 – now) Topic: Generative Information Retrieval (co-supervised with Andrew Yates)
  • Hongyi Zhu (2022/09 – now) Topic: Multimodal Information Retrieval (co-supervised with Stevan Rudinac)
  • Julien Rossi (2018/07 – now; part-time) Topic: Legal Information Retrieval

Postdocs

  • Mohammad Aliannejadi (2019 – 2021) Current position: Assistant Professor at University of Amsterdam
  • Svitlana Vlkulenko (2019 – 2021) Current position: Assistant Professor at WU Wien
  • Bob van de Velde (2015 – 2018) Current position: Lead Architect Data Science at NPO
  • Kaspar Beelen (2017) Current position: Research Associate at Alan Turing Institute

PhD Students

  • Vaishali Pal (2025) Topic: Question Answering against Tabular Data (co-supervised with Maarten de Rijke & Andrew Yates)
  • Weijia Zhang (2025) Topic: Document Retrieval and Answer Summarization
  • Antonis Minas Krasakis (2025) Topic: Conversational Search
  • Vera Provatorova (2025) Topic: Entities in Historical Multilingual Documents
  • Georgios Sidiropoulos (2025) Topic: Robust Dense Passage Retrieval — Current position: Research Scientist at Bol.com
  • Samarth Bhargav (2024) Topic: Conversational Search — Current position: Postdoc at the University of Amsterdam
  • Jie Zou (2021) Topic: Learning to Ask Questions to Users in Complex Tasks — Current position: Professor at UESTC
  • Dan Li (2020) Topic: Effective Collection Construction for IR Evaluation and Optimization — Current position: Research Scientist at Elsevier
  • Chuan Wu (2020) Topic: Entity-based Text Understanding for Information Retrieval — Current position: Assistant Professor at Wuhan University
  • Christophe Van Gysel (2017) Topic: Remedies against the Vocabulary Gap in Information Retrieval — Current position: Research Scientist at Apple Inc.