Data Science Group @ Heidelberg University

Publications

Publications of our group since 2023. For the complete list, see our Google Scholar profile or the DBLP entry of Michael Gertz.

Highlighted

ClusterChat: Multi-Feature Search for Corpus Exploration
ClusterChat: Multi-Feature Search for Corpus Exploration
Ashish Chouhan, Saifeldin Mandour, Michael Gertz
SIGIR 2025 — 48th International ACM SIGIR Conference on Research and Development in Information Retrieval  ·  doi:10.1145/3726302.3730137

All

2026

Exploring Drug Safety Through Knowledge Graphs: Protein Kinase Inhibitors as a Case Study
Exploring Drug Safety Through Knowledge Graphs: Protein Kinase Inhibitors as a Case Study
David Jackson, Michael Gertz, Jürgen Hesser
arXiv preprint  ·  arxiv:2603.00097

2025

From Answers to Guidance: A Proactive Dialogue System for Legal Documents
From Answers to Guidance: A Proactive Dialogue System for Legal Documents
Ashish Chouhan, Michael Gertz
arXiv preprint  ·  arxiv:2510.19723
Accessible Language Simplification: Large Language Models for Generating Easy German
Accessible Language Simplification: Large Language Models for Generating Easy German
Raeesa Yousaf, Marina Walther, Michael Gertz
KI 2025 — 48th German Conference on Artificial Intelligence  ·  doi:10.1007/978-3-032-02813-6_15
ClusterChat: Multi-Feature Search for Corpus Exploration
ClusterChat: Multi-Feature Search for Corpus Exploration
Ashish Chouhan, Saifeldin Mandour, Michael Gertz
SIGIR 2025 — 48th International ACM SIGIR Conference on Research and Development in Information Retrieval  ·  doi:10.1145/3726302.3730137
heiDS at ArchEHR-QA 2025: From Fixed-k to Query-dependent-k for Retrieval Augmented Generation
heiDS at ArchEHR-QA 2025: From Fixed-k to Query-dependent-k for Retrieval Augmented Generation
Ashish Chouhan, Michael Gertz
arXiv preprint  ·  arxiv:2506.19512
Facts-of-the-Case: Answering Complex Patient Questions
Facts-of-the-Case: Answering Complex Patient Questions
Marina Walther, Michael Gertz
BTW 2025 — Datenbanksysteme für Business, Technologie und Web, 21. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme (DBIS)  ·  doi:10.18420/BTW2025-07

2024

LexDrafter: Terminology Drafting for Legislative Documents Using Retrieval Augmented Generation
LexDrafter: Terminology Drafting for Legislative Documents Using Retrieval Augmented Generation
Ashish Chouhan, Michael Gertz
LREC-COLING 2024 — Joint International Conference on Computational Linguistics, Language Resources and Evaluation
QuantPlorer: Exploration of Quantities in Text
QuantPlorer: Exploration of Quantities in Text
Satya Almasian, Alexander Kosnac, Michael Gertz
ECIR 2024 — 46th European Conference on Information Retrieval  ·  doi:10.1007/978-3-031-56069-9_13
Numbers Matter Bringing Quantity-awareness to Retrieval Systems
Numbers Matter! Bringing Quantity-awareness to Retrieval Systems
Satya Almasian, Milena Bruseva, Michael Gertz
EMNLP 2024 — Findings of the Association for Computational Linguistics  ·  doi:10.18653/v1/2024.findings-emnlp.707

2023

TrendTracker: Temporal, network-based exploration of long-term Twitter trends
TrendTracker: Temporal, network-based exploration of long-term Twitter trends
John Ziegler, Johannes Sindlinger, Marina Walther, Michael Gertz
ASONAM 2023 — International Conference on Advances in Social Networks Analysis and Mining  ·  doi:10.1145/3625007.3627335
CODY: A graph-based framework for the analysis of COnversation DYnamics in online social networks
CODY: A graph-based framework for the analysis of COnversation DYnamics in online social networks
John Ziegler, Fabian Kneissl, Michael Gertz
arXiv preprint  ·  arxiv:2310.08140
Who Is behind a Trend Temporal Analysis of Interactions among Trend Participants on Twitter
Who Is behind a Trend? Temporal Analysis of Interactions among Trend Participants on Twitter
John Ziegler, Michael Gertz
ICWSM 2023 — Seventeenth International AAAI Conference on Web and Social Media  ·  doi:10.1609/icwsm.v17i1.22203
UniHD at TSAR-2022 Shared Task: Is Compute All We Need for Lexical Simplification
UniHD at TSAR-2022 Shared Task: Is Compute All We Need for Lexical Simplification?
Dennis Aumiller, Michael Gertz
arXiv preprint  ·  arxiv:2301.01764
No Mayfly: Detection and Analysis of Long-term Twitter Trends
No Mayfly: Detection and Analysis of Long-term Twitter Trends
John Ziegler, Michael Gertz
BTW 2023 — Datenbanksysteme für Business, Technologie und Web, 20. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme (DBIS)  ·  doi:10.18420/BTW2023-17
On the State of German Abstractive Text Summarization
On the State of German (Abstractive) Text Summarization
Dennis Aumiller, Jing Fan, Michael Gertz
BTW 2023 — Datenbanksysteme für Business, Technologie und Web, 20. Fachtagung des GI-Fachbereichs Datenbanken und Informationssysteme (DBIS)  ·  doi:10.18420/BTW2023-10
Evaluating Factual Consistency of Texts with Semantic Role Labeling
Evaluating Factual Consistency of Texts with Semantic Role Labeling
Jing Fan, Dennis Aumiller, Michael Gertz
*SEM 2023 — 12th Joint Conference on Lexical and Computational Semantics  ·  doi:10.18653/v1/2023.starsem-1.9
WeLT: Improving Biomedical Fine-tuned Pre-trained Language Models with Cost-sensitive Learning
WeLT: Improving Biomedical Fine-tuned Pre-trained Language Models with Cost-sensitive Learning
Ghadeer Mobasher, Wolfgang Müller, Olga Krebs, Michael Gertz
BioNLP 2023 — 22nd Workshop on Biomedical Natural Language Processing and BioNLP Shared Tasks, at ACL 2023  ·  doi:10.18653/v1/2023.bionlp-1.40
CQE: A Comprehensive Quantity Extractor
CQE: A Comprehensive Quantity Extractor
Satya Almasian, Vivian Kazakova, Philipp Göldner, Michael Gertz
EMNLP 2023 — Conference on Empirical Methods in Natural Language Processing  ·  doi:10.18653/v1/2023.emnlp-main.793