Entity Resolution in Situated Dialog With Unimodal and Multimodal Transformers - Alejandro Santorum Varela; Svetlana Stoyanchev; Simon Keizer; Rama Doddipatla; Kate M. Knill (IEEE ACM Trans. Audio Speech Lang. Process., 2024)

Prompting Whisper for QA-driven Zero-shot End-to-end Spoken Language Understanding - Mohan Li; Simon Keizer; Rama Doddipatla (25th Annual Conference of the International Speech Communication Association, Interspeech 2024, Kos, Greece, September 1-5, 2024, 2024)

WHISMA: A Speech-LLM to Perform Zero-Shot Spoken Language Understanding - Mohan Li; Cong-Thanh Do; Simon Keizer; Youmna Farag; Svetlana Stoyanchev; Rama Doddipatla (IEEE Spoken Language Technology Workshop, SLT 2024, Macao, December 2-5, 2024, 2024)

WHISMA: A Speech-LLM to Perform Zero-shot Spoken Language Understanding - Mohan Li; Cong-Thanh Do; Simon Keizer; Youmna Farag; Svetlana Stoyanchev; Rama Doddipatla (CoRR, 2024)

Enabling Semi-Structured Knowledge Access via a Question-Answering Module in Task-oriented Dialogue Systems - Norbert Braunschweiler; Rama Sanand Doddipatla; Simon Keizer; Svetlana Stoyanchev (Proceedings of the 5th International Conference on Conversational User Interfaces, CUI 2023, Eindhoven, The Netherlands, July 19-21, 2023, 2023)

Adversarial learning of neural user simulators for dialogue policy optimisation - Simon Keizer; Caroline Dockes; Norbert Braunschweiler; Svetlana Stoyanchev; Rama Doddipatla (CoRR, 2023)

Evaluating Large Language Models for Document-grounded Response Generation in Information-Seeking Dialogues - Norbert Braunschweiler; Rama Doddipatla; Simon Keizer; Svetlana Stoyanchev (CoRR, 2023)

Factors in Emotion Recognition With Deep Learning Models Using Speech and Text on Multiple Corpora - Norbert Braunschweiler; Rama Doddipatla; Simon Keizer; Svetlana Stoyanchev (IEEE Signal Process. Lett., 2022)

Combining Structured and Unstructured Knowledge in an Interactive Search Dialogue System - Svetlana Stoyanchev; Suraj Pandey; Simon Keizer; Norbert Braunschweiler; Rama Sanand Doddipatla (Proceedings of the 23rd Annual Meeting of the Special Interest Group on Discourse and Dialogue, SIGDIAL 2022, Edinburgh, UK, 07-09 September 2022, 2022)

A study on cross-corpus speech emotion recognition and data augmentation - Norbert Braunschweiler; Rama Doddipatla; Simon Keizer; Svetlana Stoyanchev (CoRR, 2022)

Dialogue Strategy Adaptation to New Action Sets Using Multi-dimensional Modelling - Simon Keizer; Norbert Braunschweiler; Svetlana Stoyanchev; Rama Doddipatla (CoRR, 2022)

A Study on Cross-Corpus Speech Emotion Recognition and Data Augmentation - Norbert Braunschweiler; Rama Doddipatla; Simon Keizer; Svetlana Stoyanchev (IEEE Automatic Speech Recognition and Understanding Workshop, ASRU 2021, Cartagena, Colombia, December 13-17, 2021, 2021)

Dialogue Strategy Adaptation to New Action Sets Using Multi-Dimensional Modelling - Simon Keizer; Norbert Braunschweiler; Svetlana Stoyanchev; Rama Doddipatla (IEEE Automatic Speech Recognition and Understanding Workshop, ASRU 2021, Cartagena, Colombia, December 13-17, 2021, 2021)

Action State Update Approach to Dialogue Management - Svetlana Stoyanchev; Simon Keizer; Rama Doddipatla (IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP 2021, Toronto, ON, Canada, June 6-11, 2021, 2021)

The ISO Standard for Dialogue Act Annotation, Second Edition - Harry Bunt; Volha Petukhova; Emer Gilmartin; Catherine Pelachaud; Alex Chengyu Fang; Simon Keizer; Laurent Prévot (Proceedings of The 12th Language Resources and Evaluation Conference, LREC 2020, Marseille, France, May 11-16, 2020, 2020)

Action State Update Approach to Dialogue Management - Svetlana Stoyanchev; Simon Keizer; Rama Doddipatla (CoRR, 2020)

User Evaluation of a Multi-dimensional Statistical Dialogue System - Simon Keizer; Ondrej Dusek; Xingkun Liu; Verena Rieser (Proceedings of the 20th Annual SIGdial Meeting on Discourse and Dialogue, SIGdial 2019, Stockholm, Sweden, September 11-13, 2019, 2019)

User Evaluation of a Multi-dimensional Statistical Dialogue System - Simon Keizer; Ondrej Dusek; Xingkun Liu; Verena Rieser (CoRR, 2019)

Towards Learning Transferable Conversational Skills using Multi-dimensional Dialogue Modelling - Simon Keizer; Verena Rieser (CoRR, 2018)

Evaluating Persuasion Strategies and Deep Reinforcement Learning methods for Negotiation Dialogue agents - Simon Keizer; Markus Guhe; Heriberto Cuayáhuitl; Ioannis Efstathiou; Klaus-Peter Engelbrecht; Mihai Sorin Dobre; Alex Lascarides; Oliver Lemon (Proceedings of the 15th Conference of the European Chapter of the Association for Computational Linguistics, EACL 2017, Valencia, Spain, April 3-7, 2017, Volume 2: Short Papers, 2017)

Extrinsic Versus Intrinsic Evaluation of Natural Language Generation for Spoken Dialogue Systems and Social Robotics - Helen F. Hastie; Heriberto Cuayáhuitl; Nina Dethlefs; Simon Keizer; Xingkun Liu (Dialogues with Social Robots - Enablements, Analyses, and Evaluation, Seventh International Workshop on Spoken Dialogue Systems, IWSDS 2016, Saariselkä, Finland, January 13-16, 2016, 2016)

Learning Trading Negotiations Using Manually and Automatically Labelled Data - Heriberto Cuayáhuitl; Simon Keizer; Oliver Lemon (27th IEEE International Conference on Tools with Artificial Intelligence, ICTAI 2015, Vietri sul Mare, Italy, November 9-11, 2015, 2015)

Learning to Trade in Strategic Board Games - Heriberto Cuayáhuitl; Simon Keizer; Oliver Lemon (Computer Games - Fourth Workshop on Computer Games, CGW 2015, and the Fourth Workshop on General Intelligence in Game-Playing Agents, GIGA 2015, Held in Conjunction with the 24th International Conference on Artificial Intelligence, IJCAI 2015, Buenos Aires, Argentina, July 26-27, 2015, Revised Selected Papers, 2015)

Strategic Dialogue Management via Deep Reinforcement Learning - Heriberto Cuayáhuitl; Simon Keizer; Oliver Lemon (CoRR, 2015)

Real user evaluation of a POMDP spoken dialogue system using automatic belief compression - Paul A. Crook; Simon Keizer; Zhuoran Wang; Wenshuo Tang; Oliver Lemon (Comput. Speech Lang., 2014)

Natural Language Generation as Incremental Planning Under Uncertainty: Adaptive Information Presentation for Statistical Dialogue Systems - Verena Rieser; Oliver Lemon; Simon Keizer (IEEE ACM Trans. Audio Speech Lang. Process., 2014)

Machine Learning for Social Multiparty Human-Robot Interaction - Simon Keizer; Mary Ellen Foster; Zhuoran Wang; Oliver Lemon (ACM Trans. Interact. Intell. Syst., 2014)

Towards action selection under uncertainty for a socially aware robot bartender - Mary Ellen Foster; Simon Keizer; Oliver Lemon (ACM/IEEE International Conference on Human-Robot Interaction, HRI'14, Bielefeld, Germany, March 3-6, 2014, 2014)

Handling uncertain input in multi-user human-robot interaction - Simon Keizer; Mary Ellen Foster; Andre Gaschler; Manuel Giuliani; Amy Isard; Oliver Lemon (The 23rd IEEE International Symposium on Robot and Human Interactive Communication, IEEE RO-MAN 2014, Edinburgh, UK, August 25-29, 2014, 2014)

Evaluating a social multi-user interaction model using a Nao robot - Simon Keizer; Pantelis Kastoris; Mary Ellen Foster; Amol A. Deshmukh; Oliver Lemon (The 23rd IEEE International Symposium on Robot and Human Interactive Communication, IEEE RO-MAN 2014, Edinburgh, UK, August 25-29, 2014, 2014)

Training and evaluation of an MDP model for social multi-user human-robot interaction - Simon Keizer; Mary Ellen Foster; Oliver Lemon; Andre Gaschler; Manuel Giuliani (Proceedings of the SIGDIAL 2013 Conference, The 14th Annual Meeting of the Special Interest Group on Discourse and Dialogue, 22-24 August 2013, SUPELEC, Metz, France, 2013)

Adaptive Information Presentation for Spoken Dialogue Systems: Evaluation with real users - Verena Rieser; Simon Keizer; Oliver Lemon; Xingkun Liu (ENLG 2011 - Proceedings of the 13th European Workshop on Natural Language Generation, 28-30 September 2011, Nancy, France, 2011)

Real User Evaluation of Spoken Dialogue Systems Using Amazon Mechanical Turk - Filip Jurcícek; Simon Keizer; Milica Gasic; François Mairesse; Blaise Thomson; Kai Yu; Steve J. Young (12th Annual Conference of the International Speech Communication Association, INTERSPEECH 2011, Florence, Italy, August 27-31, 2011, 2011)

Spoken Dialog Challenge 2010: Comparison of Live and Control Test Results - Alan W. Black; Susanne Burger; Alistair Conkie; Helen Wright Hastie; Simon Keizer; Oliver Lemon; Nicolas Merigaud; Gabriel Parent; Gabriel Schubiner; Blaise Thomson; Jason D. Williams; Kai Yu; et al. (Proceedings of the SIGDIAL 2011 Conference, The 12th Annual Meeting of the Special Interest Group on Discourse and Dialogue, June 17-18, 2011, Oregon Science & Health University, Portland, Oregon, USA, 2011)

Multidimensional Dialogue Management - Simon Keizer; Harry Bunt; Volha Petukhova (Interactive Multi-modal Question-Answering, 2011)

The Hidden Information State model: A practical framework for POMDP-based spoken dialogue management - Steve J. Young; Milica Gasic; Simon Keizer; François Mairesse; Jost Schatzmann; Blaise Thomson; Kai Yu (Comput. Speech Lang., 2010)

Phrase-Based Statistical Language Generation Using Graphical Models and Active Learning - François Mairesse; Milica Gasic; Filip Jurcícek; Simon Keizer; Blaise Thomson; Kai Yu; Steve J. Young (ACL 2010, Proceedings of the 48th Annual Meeting of the Association for Computational Linguistics, July 11-16, 2010, Uppsala, Sweden, 2010)

Natural belief-critic: a reinforcement algorithm for parameter estimation in statistical spoken dialogue systems - Filip Jurcícek; Blaise Thomson; Simon Keizer; François Mairesse; Milica Gasic; Kai Yu; Steve J. Young (11th Annual Conference of the International Speech Communication Association, INTERSPEECH 2010, Makuhari, Chiba, Japan, September 26-30, 2010, 2010)

Parameter estimation for agenda-based user simulation - Simon Keizer; Milica Gasic; Filip Jurcícek; François Mairesse; Blaise Thomson; Kai Yu; Steve J. Young (Proceedings of the SIGDIAL 2010 Conference, The 11th Annual Meeting of the Special Interest Group on Discourse and Dialogue, 24-15 September 2010, Tokyo, Japan, 2010)

Gaussian Processes for Fast Policy Optimisation of POMDP-based Dialogue Managers - Milica Gasic; Filip Jurcícek; Simon Keizer; François Mairesse; Blaise Thomson; Kai Yu; Steve J. Young (Proceedings of the SIGDIAL 2010 Conference, The 11th Annual Meeting of the Special Interest Group on Discourse and Dialogue, 24-15 September 2010, Tokyo, Japan, 2010)

Parameter learning for POMDP spoken dialogue models - Blaise Thomson; Filip Jurcícek; Milica Gasic; Simon Keizer; François Mairesse; Kai Yu; Steve J. Young (2010 IEEE Spoken Language Technology Workshop, SLT 2010, Berkeley, California, USA, December 12-15, 2010, 2010)

Bayesian dialogue system for the Let's Go Spoken Dialogue Challenge - Blaise Thomson; Kai Yu; Simon Keizer; Milica Gasic; Filip Jurcícek; François Mairesse; Steve J. Young (2010 IEEE Spoken Language Technology Workshop, SLT 2010, Berkeley, California, USA, December 12-15, 2010, 2010)

Back-off action selection in summary space-based POMDP dialogue systems - Milica Gasic; Fabrice Lefèvre; Filip Jurcícek; Simon Keizer; François Mairesse; Blaise Thomson; Kai Yu; Steve J. Young (2009 IEEE Workshop on Automatic Speech Recognition & Understanding, ASRU 2009, Merano/Meran, Italy, December 13-17, 2009, 2009)

Probablistic modelling of F0 in unvoiced regions in HMM based speech synthesis - Kai Yu; Tomoki Toda; Milica Gasic; Simon Keizer; François Mairesse; Blaise Thomson; Steve J. Young (Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2009, 19-24 April 2009, Taipei, Taiwan, 2009)

Spoken language understanding from unaligned data using discriminative classification models - François Mairesse; Milica Gasic; Filip Jurcícek; Simon Keizer; Blaise Thomson; Kai Yu; Steve J. Young (Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2009, 19-24 April 2009, Taipei, Taiwan, 2009)

Transformation-based learning for semantic parsing - Filip Jurcícek; Milica Gasic; Simon Keizer; François Mairesse; Blaise Thomson; Kai Yu; Steve J. Young (10th Annual Conference of the International Speech Communication Association, INTERSPEECH 2009, Brighton, United Kingdom, September 6-10, 2009, 2009)

k-Nearest Neighbor Monte-Carlo Control Algorithm for POMDP-Based Dialogue Systems - Fabrice Lefèvre; Milica Gasic; Filip Jurcícek; Simon Keizer; François Mairesse; Blaise Thomson; Kai Yu; Steve J. Young (Proceedings of the SIGDIAL 2009 Conference, The 10th Annual Meeting of the Special Interest Group on Discourse and Dialogue, 11-12 September 2009, London, UK, 2009)

User study of the Bayesian update of dialogue state approach to dialogue management - Blaise Thomson; Milica Gasic; Simon Keizer; François Mairesse; Jost Schatzmann; Kai Yu; Steve J. Young (9th Annual Conference of the International Speech Communication Association, INTERSPEECH 2008, Brisbane, Australia, September 22-26, 2008, 2008)

Evaluating semantic-level confidence scores with multiple hypotheses - Blaise Thomson; Kai Yu; Milica Gasic; Simon Keizer; François Mairesse; Jost Schatzmann; Steve J. Young (9th Annual Conference of the International Speech Communication Association, INTERSPEECH 2008, Brisbane, Australia, September 22-26, 2008, 2008)

Training and Evaluation of the HIS POMDP Dialogue System in Noise - Milica Gasic; Simon Keizer; François Mairesse; Jost Schatzmann; Blaise Thomson; Kai Yu; Steve J. Young (Proceedings of the SIGDIAL 2008 Workshop, The 9th Annual Meeting of the Special Interest Group on Discourse and Dialogue, 19-20 June 2008, Ohio State University, Columbus, Ohio, USA, 2008)

Modelling user behaviour in the HIS-POMDP dialogue manager - Simon Keizer; Milica Gasic; François Mairesse; Blaise Thomson; Kai Yu; Steve J. Young (2008 IEEE Spoken Language Technology Workshop, SLT 2008, Goa, India, December 15-19, 2008, 2008)

Dialogue act recognition under uncertainty using Bayesian networks - Simon Keizer; Rieks op den Akker (Nat. Lang. Eng., 2007)

Dialogue Simulation and Context Dynamics for Dialogue Management - Simon Keizer; Roser Morante (Proceedings of the 16th Nordic Conference of Computational Linguistics, NODALIDA 2007, Tartu, Estonia, May 2007, 2007)

Evaluating Combinations of Dialogue Acts for Generation - Simon Keizer; Harry Bunt (Proceedings of the 8th SIGdial Workshop on Discourse and Dialogue, SIGdial 2007, Antwerp, Belgium, September 1-2, 2007, 2007)

An Empirically Based Computational Model of Grounding in Dialogue - Harry Bunt; Roser Morante; Simon Keizer (Proceedings of the 8th SIGdial Workshop on Discourse and Dialogue, SIGdial 2007, Antwerp, Belgium, September 1-2, 2007, 2007)

Proceedings of the 8th SIGdial Workshop on Discourse and Dialogue, SIGdial 2007, Antwerp, Belgium, September 1-2, 2007 - Harry Bunt; Simon Keizer; Tim Paek (Association for Computational Linguistics, 2007)

Multidimensional Dialogue Management - Simon Keizer; Harry Bunt (Proceedings of the SIGDIAL 2006 Workshop, The 7th Annual Meeting of the Special Interest Group on Discourse and Dialogue, 15-16 July 2006, Sydney, Australia, 2006)

From question answering to spoken dialogue: towards an information search assistant for interactive multimodal information extraction - Rieks op den Akker; Harry Bunt; Simon Keizer; Boris W. van Schooten (9th European Conference on Speech Communication and Technology, INTERSPEECH-Eurospeech 2005, Lisbon, Portugal, September 4-8, 2005, 2005)

Dialogue Act Recognition with Bayesian Networks for Dutch Dialogues - Simon Keizer; Rieks op den Akker; Anton Nijholt (Proceedings of the SIGDIAL 2002 Workshop, The 3rd Annual Meeting of the Special Interest Group on Discourse and Dialogue, Thursday, July 11, 2002 to Friday, July 12, 2002, Philadelphia, PA, USA, 2002)