DISCO-An HPSG-based NLP System and its Application for Appointment Scheduling Project Note. - Hans Uszkoreit; Rolf Backofen; Stephan Busemann; Abdel Kader Diagne; Elizabeth A. Hinkelman; Walter Kasper; Bernd Kiefer; Hans-Ulrich Krieger; Klaus Netter; Günter Neumann; Stephan Oepen; Stephen P. Spackman (COLING, 1994)

Compilation of HPSG to TAG. - Robert T. Kasper; Bernd Kiefer; Klaus Netter; K. Vijay-Shanker (ACL, 1995)

Charting the Depths of Robust Speech Parsing. - Walter Kasper; Bernd Kiefer; Hans-Ulrich Krieger; C. J. Rupp; Karsten L. Worm (ACL, 1999)

A Bag of Useful Techniques for Efficient and Robust Parsing. - Bernd Kiefer; Hans-Ulrich Krieger; John Carroll 001; Rob Malouf (ACL, 1999)

An HPSG-to-CFG Approximation of Japanese. - Bernd Kiefer; Hans-Ulrich Krieger; Melanie Siegel (COLING, 2000)

A Context-free Approximation of Head-driven Phrase Structure Grammar. - Bernd Kiefer; Hans-Ulrich Krieger (IWPT, 2000)

An Integrated Archictecture for Shallow and Deep Processing. - Berthold Crysmann; Anette Frank; Bernd Kiefer; Stefan Müller 006; Günter Neumann; Jakub Piskorski; Ulrich Schäfer 001; Melanie Siegel; Hans Uszkoreit; Feiyu Xu 001; Markus Becker 002; Hans-Ulrich Krieger (ACL, 2002)

A Novel Disambiguation Method for Unification-Based Grammars Using Probabilistic Context-Free Approximations. - Bernd Kiefer; Hans-Ulrich Krieger; Detlef Prescher (COLING, 2002)

Integrated Shallow and Deep Parsing: TopP Meets HPSG. - Anette Frank; Markus Becker 002; Berthold Crysmann; Bernd Kiefer; Ulrich Schäfer 001 (ACL, 2003)

Redundancy-free Island Parsing of Word Graphs. - Bernd Kiefer (IJCAI, 2005)

Preprocessing and Tokenisation Standards in DELPH-IN Tools. - Benjamin Waldron; Ann A. Copestake; Ulrich Schäfer 001; Bernd Kiefer (LREC, 2006)

A Framework for Temporal Representation and Reasoning in Business Intelligence Applications. - Hans-Ulrich Krieger; Bernd Kiefer; Thierry Declerck (AAAI Spring Symposium: AI Meets Business Rules and Process Management, 2008)

A Hybrid Reasoning Architecture for Business Intelligence Applications. - Hans-Ulrich Krieger; Bernd Kiefer; Thierry Declerck (HIS, 2008)

Ontology-Based Information Extraction and Reasoning for Business Intelligence Applications. - Thierry Declerck; Christian Federmann; Bernd Kiefer; Hans-Ulrich Krieger (KI, 2008)

Some Fine Points of Hybrid Natural Language Parsing. - Peter Adolphs; Stephan Oepen; Ulrich Callmeier; Berthold Crysmann; Dan Flickinger; Bernd Kiefer (LREC, 2008)

Advances in Deep Parsing of Scholarly Paper Content. - Ulrich Schäfer 001; Bernd Kiefer (NLP4DL/AT4DL, 2009)

The ACL Anthology Searchbench. - Ulrich Schäfer 001; Bernd Kiefer; Christian Spurk; Jörg Steffen; Rui Wang 005 (ACL (System Demonstrations), 2011)

An Event-Based Conversational System for the Nao Robot. - Ivana Kruijff-Korbayová; Georgios Athanasopoulos; Aryel Beck; Piero Cosi; Heriberto Cuayáhuitl; Tomas Dekens; Valentin Enescu; Antoine Hiolle; Bernd Kiefer; Hichem Sahli; Marc Schröder 001; Giacomo Sommavilla; et al. (IWSDS, 2011)

OpenLogos machine translation: philosophy, model, resources and customization. - Anabela Barreiro; Bernard Scott; Walter Kasper; Bernd Kiefer (Mach. Transl., 2011)

Spoken language processing in a conversational system for child-robot interaction. - Ivana Kruijff-Korbayová; Heriberto Cuayáhuitl; Bernd Kiefer; Marc Schröder 001; Piero Cosi; Giulio Paci; Giacomo Sommavilla; Fabio Tesser; Hichem Sahli; Georgios Athanasopoulos; Weiyi Wang; Valentin Enescu; et al. (WOCCI, 2012)

An Efficient Typed Feature Structure Index: Theory and Implementation. - Bernd Kiefer; Hans-Ulrich Krieger (IWPT, 2013)

Multimodal child-robot interaction: building social bonds. - Tony Belpaeme; Paul Baxter 001; Robin Read; Rachel Wood; Heriberto Cuayáhuitl; Bernd Kiefer; Stefania Racioppa; Ivana Kruijff-Korbayová; Georgios Athanasopoulos; Valentin Enescu; Rosemarijn Looije; Mark A. Neerincx; et al. (J. Hum. Robot Interact., 2013)

Effects of off-activity talk in human-robot interaction with diabetic children. - Ivana Kruijff-Korbayová; Elettra Oleari; Ilaria Baroni; Bernd Kiefer; Mattia Coti Zelati; Clara Pozzi; Alberto Sanna (RO-MAN, 2014)

Young Users' Perception of a Social Robot Displaying Familiarity and Eliciting Disclosure. - Ivana Kruijff-Korbayová; Elettra Oleari; Anahita Bagherzadhalimi; Francesca Sacchitelli; Bernd Kiefer; Stefania Racioppa; Clara Pozzi; Alberto Sanna (ICSR, 2015)

Ontology Engineering for the Design and Implementation of Personal Pervasive Lifestyle Support. - Michael A. van Bekkum; Hans-Ulrich Krieger; Mark A. Neerincx; Frank Kaptein; Bernd Kiefer; Rifca Peters; Stefania Racioppa (SEMANTiCS (Posters, Demos, SuCCESS), 2016)

The Federated Ontology of the PAL Project - Interfacing Ontologies and Integrating Time-dependent Data. - Hans-Ulrich Krieger; Rifca Peters; Bernd Kiefer; Michael A. van Bekkum; Frank Kaptein; Mark A. Neerincx (KEOD, 2016)

Hybrid Teams of Humans, Robots, and Virtual Agents in a Production Setting. - Tim Schwartz; Michael Feld; Christian Bürckert; Svilen Dimitrov; Joachim Folz; Dieter Hutter; Peter Hevesi; Bernd Kiefer; Hans-Ulrich Krieger; Christoph Lüth; Dennis Mronga; Gerald Pirkl; et al. (Intelligent Environments, 2016)

Hybrid Teams: Flexible Collaboration Between Humans, Robots and Virtual Agents. - Tim Schwartz; Ingo Zinnikus; Hans-Ulrich Krieger; Christian Bürckert; Joachim Folz; Bernd Kiefer; Peter Hevesi; Christoph Lüth; Gerald Pirkl; Torsten Spieldenner; Norbert Schmitz; Malte Wirkus; et al. (MATES, 2016)

Towards long-term social child-robot interaction: using multi-activity switching to engage young users. - Alexandre Coninx; Paul Baxter 001; Elettra Oleari; Sara Bellini; Bert P. B. Bierman; Olivier A. Blanson Henkemans; Lola Cañamero; Piero Cosi; Valentin Enescu; Raquel Ros Espinoza; Antoine Hiolle; Rémi Humbert; et al. (J. Hum. Robot Interact., 2016)

VOnDA: A Framework for Ontology-Based Dialogue Management. - Bernd Kiefer; Anna Welker; Christophe Biwer (IWSDS, 2019)

Multi-Task Learning of System Dialogue Act Selection for Supervised Pretraining of Goal-Oriented Dialogue Policies. - Sarah McLeod 003; Ivana Kruijff-Korbayová; Bernd Kiefer (SIGdial, 2019)

Socio-Cognitive Engineering of a Robotic Partner for Child's Diabetes Self-Management. - Mark A. Neerincx; Willeke van Vught; Olivier A. Blanson Henkemans; Elettra Oleari; Joost Broekens; Rifca Peters; Frank Kaptein; Yiannis Demiris; Bernd Kiefer; Diego Fumagalli; Bert P. B. Bierman (Frontiers Robotics AI, 2019)

Artificial Intelligence for Adaptive, Responsive, and Level-Compliant Interaction in the Vehicle of the Future (KARLI). - Frederik Diederichs; Christoph Wannemacher; Fabian Faller; Martin Mikolajewski; Manuel Martin; Michael Voit; Harald Widlroither; Eike Schmidt; Doreen Engelhardt; Lena Rittger; Vahid Hashemi; Manya Sahakyan; et al. (HCI (40), 2022)

A Cloud-based Robot System for Long-term Interaction: Principles, Implementation, Lessons Learned. - Frank Kaptein; Bernd Kiefer; Antoine Cully; Oya Çeliktutan; Bert P. B. Bierman; Rifca Rijgersberg-Peters; Joost Broekens; Willeke van Vught; Michael van Bekkum; Yiannis Demiris; Mark A. Neerincx (ACM Trans. Hum. Robot Interact., 2022)

Rescuespeech: A German Corpus for Speech Recognition in Search and Rescue Domain. - Sangeet Sagar; Mirco Ravanelli; Bernd Kiefer; Ivana Kruijff-Korbayová; Josef van Genabith (ASRU, 2023)

To Clarify or not to Clarify: A Comparative Analysis of Clarification Classification with Fine-Tuning, Prompt Tuning, and Prompt Engineering. - Alina Leippert; Tatiana Anikina; Bernd Kiefer; Josef van Genabith (NAACL (Student Research Workshop), 2024)

Glasgow Coma Score Estimation Module for Deployment on Mobile Robots in Rescue Missions. - Holger Schwegmann; Bernd Kiefer; Tom Plagge; Floris Ernst (SSRR, 2024)