Dr.-Ing. Leonhard Hennig

Contact +49 30 23895 1821 (Berlin)

Address (Berlin) DFKI Labor Berlin - KesselhausSalzufer 15-1610587 Berlin

Publications

What Are We Measuring in NLG? A Meta-Analysis of Evaluation Trends 2020-2025
Jing Yang; Nils Feldhus; Salar Mohtaj; Leonhard Hennig; Qianli Wang; Eleni Metheniti; Sherzod Hakimov; Charlott Frederike Jakob; Veronika Solopova; Konrad Rieck; David Schlangen; Sebastian Möller; Vera Schmitt
In: Proceedings of the 2026 Conference on Empirical Methods in Natural Language Processing (EMNLP 2026). Conference on Empirical Methods in Natural Language Processing (EMNLP-2026), ACL, 10/2026.
Training-Free Character-Length Control in Summarization with Diffusion Language Models
Steffen Castle; Nils Feldhus; Christopher Andreas Ebert; Leonhard Hennig; Sebastian Möller
In: Proceedings of the 2026 Conference on Empirical Methods in Natural Language Processing. Conference on Empirical Methods in Natural Language Processing (EMNLP-2026), October 25-27, Budapest, Hungary, Association for Computational Linguistics, 10/2026.
DIN SPEC 91526: Knowledge Graphs for Language Models and Language Models for Knowledge Graphs - Hybrid Applications of symbolic and subsymbolic AI
Georg Rehm; Leonhard Hennig; Julian Moreno Schneider; Fabio Barth; Markus Schröder; Desiree Heim; Daniel Baldassare; Michael Wetzel; René Pietzsch; Harald Sack; Heike Fliegl; Wolfram Horstmann; Sven Hertling; Diego Collarana; Moritz Busch; Daniel Burkhardt; Alan Akbik; Max Ploner; Robert David; Sabine Mahr
DIN Media GmbH, Berlin, 5/2025.

KIBA-D
Continuous AI-based Biodiversity Assessments for Germany
As part of the second project phase of the FEdA Central Coordination, the project "Continuous AI-based Biodiversity Assessments for Germany (KIBA-D)" is researching the foundations for an AI-based…
TSS-MoVe
Piloting and Evaluation of a Cross-Modal Technology Scouting System for Mobility and Transport
The early identification and strategic evaluation of technologically relevant developments are crucial to ensuring future-proof and sustainable transportation systems. The project “Cross-Modal…
GenKI4Media
Generative AI assistants for the media, cultural and creative sectors
Generative AI models have made great progress in recent years and have achieved impressive results. However, these models have so far only been of limited use to SMEs, as they are not sufficiently…
TRAILS
Trustworthy and Inclusive Machines
Natural language processing (NLP) has demonstrated impressive performance in some human tasks. To achieve such performance, current neural models need to be pre-trained on huge amounts of raw text…
Data4Transparency
Data Science and NLP for transparency
According to the World Bank and the UN, some US$1tn is paid in bribes every year. Corrupt financial transactions divert funds from legitimate public services, as well as distort free…