Alexandros Papangelis, Karthik Gopalakrishnan, Aishwarya Padmakumar, Seokhwan Kim, Gokhan Tur, Dilek Hakkani-Tur, Generative Conversational Networks, SIGDial 2021
Mahdi Namazifar, Alexandros Papangelis, Gokhan Tur, Dilek Hakkani-Tür, Language model is all you need: Natural language understanding as question answering, ICASSP 2021
Alexandry Augustin, Alexandros Papangelis, Margarita Kotti, P Vougiouklis, J Hare, Norbert Braunschweiler, Open-domain Topic Identification of Out-of-domain Utterances using Wikipedia, NeurIPS HITLDS 2020
Yi-Chia Wang, Alexandros Papangelis, Runze Wang, Zhaleh Feizollahi, Gokhan Tur, Robert Kraut, Can You be More Social? Injecting Politeness and Positivity into Task-Oriented Conversational Agents, Arxiv preprint
Lei Shu, Alexandros Papangelis, Yi-Chia Wang, Gokhan Tur, Hu Xu, Zhaleh Feizollahi, Bing Liu, Piero Molino, Controllable Text Generation with Focused Variation, EMNLP Findings 2020
Andrea Madotto, Mahdi Namazifar, Joost Huizinga, Piero Molino, Adrien Ecoffet, Huaixiu Zheng, Alexandros Papangelis, Dian Yu, Chandra Khatri, Gokhan Tur, Exploration based language learning for text-based games, IJCAI 2020
Alexandros Papangelis, Stefan Ultes, Towards meaningful, grounded conversations with intelligent agents, RoboDial at SGDial 2020.
Yue Weng, Sai Sumanth Miryala, Chandra Khatri, Runze Wang, Huaixiu Zheng, Piero Molino, Mahdi Namazifar, Alexandros Papangelis, Hugh Williams, Franziska Bell, Gokhan Tur, Joint Contextual Modeling for ASR Correction and Language Understanding, ICASSP 2020
Alexandros Papangelis, Mahdi Namazifar, Chandra Khatri, Yi-Chia Wang, Piero Molino, and Gokhan Tur, Plato Dialogue System: A Flexible conversational AI Research Platform, ArXiv Preprint
Dian Yu, Chandra Khatri, Alexandros Papangelis, Andrea Madotto, Mahdi Namazifar, Joost Huizinga, Adrien Ecoffet, Huaixiu Zheng, Piero Molino, Jeff Clune, Zhou Yu, Kenji Sagae, Gokhan Tur, Commonsense and Semantic-Guided Navigation through Language in Embodied Environment, VIGIL at NeurIPS 2019
Alexandros Papangelis, Yi-Chia Wang, Piero Molino, and Gokhan Tur, Collaborative Multi-Agent Dialogue Model Training Via Reinforcement Learning, SIGDIAL 2019
Athanasios Lykartsis, Margarita Kotti, Alexandros Papangelis, Yannis Stylianou, Prediction of dialogue success with spectral and rhythm acoustic features using DNNs and SVMs, SLT 2018
Norbert Braunschweiler and Alexandros Papangelis, Comparison of an end-to-end trainable dialogue system with a modular statistical dialogue system, Interspeech 2018
Margarita Kotti, Vassilios Diakoloukas, Alexandros Papangelis, Michail Lagoudakis, and Yannis Stylianou, A Case Study on the Importance of Belief State Representation for Dialogue Policy Management, Interspeech 2018
Alexandros Papangelis, Panagiotis Papadakos, Yannis Tzitzikas, and Yannis Stylianou, Spoken Dialogue for Information Navigation, SIGDial 2018
Eleftherios Dimitrakis, Konstantinos Sgontzos, Panagiotis Papadakos, Yannis Marketakis, Alexandros Papangelis, Yannis Stylianou, and Yannis Tzitzikas, On Finding the Relevant User Reviews for Advancing Conversational Faceted Search, EMSASW 2018
Alexandros Papangelis, Margarita Kotti, Yannis Stylianou, Towards Scalable Information Seeking Multi Domain Dialogue, ICASSP 2018
Matina Angelopoulou, Alexandros Papangelis, Georgios Maroulakos, Dietary analysis in the dental office using a computer software, Computer Methods and Programs in Biomedicine
Alexandros Papangelis, Panagiotis Papadakos, Margarita Kotti, Yannis Stylianou, Yannis Tzitzikas, Dimitris Plexousakis, LD-SDS: Towards an Expressive Spoken Dialogue System Based on Linked Data, SCAI 2017
Margarita Kotti, Alexandros Papangelis, Yannis Stylianou, Will this dialogue be unsuccessful? Prediction using audio features, SCAI 2017
Alexandros Papangelis, Yannis Stylianou, Single-model Multi-domain Dialogue Management with Deep Learning, IWSDS 2017
Alexandros Papangelis, Stefan Ultes, Yannis Stylianou, Domain Complexity and Policy Learning in Task-oriented Dialogue Systems, IWSDS 2017
Alexandros Papangelis, Margarita Kotti, Yannis Stylianou, Predicting Dialogue Success, Naturalness, and Length with Acoustic Features, ICASSP 2017
Alexandros Papangelis, Yannis Stylianou, Multi-Domain Spoken Dialogue Systems Using Domain-Independent Parameterisation, DADA, 2016
Alexandros Papangelis, Social State Tracking and Social Reasoning, YRRSDS, 2015
A. Papangelis, K. Georgila, Reinforcement Learning of Multi-Issue Negotiation Dialogue Policies, SIGDIAL 2015
K. Tsiakas, L. Watts, C. Lutterodt, T. Giannakopoulos, A. Papangelis, R. Gatchel, V. Karkaletsis, F. Makedon, A Multimodal Adaptive Dialogue Manager for Depressive and Anxiety Disorder Screening: A Wizard-of-Oz Experiment, PETRAE 2015
Zhou Yu, Alexandros Papangelis, Alex Rudnicky, TickTock: Engagement Awareness in a non-Goal-Oriented Multimodal Dialogue System, AAAI SS 2015 on Turn-taking and Coordination in Human-Machine Interaction
Alexandros Papangelis, Robert Gatchel, Fillia Makedon, Assessing and Monitoring Post-Traumatic Stress Disorder Through Natural Interaction With An Adaptive Dialogue System, Journal of Applied Biobehavioral Research, Vol 19:3
Alexandros Papangelis, Ran Zhao, Justine Cassell, Towards a Computational Architecture of Dyadic Rapport Management for Virtual Agents, IVA 2014
Ran Zhao, Alexandros Papangelis, Justine Cassell, Towards a Dyadic Computational Model of Rapport Management for Human-Virtual Agent Interaction, IVA 2014
Alexandros Papangelis, A Computational Framework For Managing Rapport, YRRSDS, 2014
Alexandros Papangelis, Georgios Galatas, Konstantinos Tsiakas, Alexandros Lioulemes, Dimitrios Zikos, A Dialogue System for Ensuring Safe Rehabilitation, Human Computer Interaction International Conference (HCII), 2014
Georgios Galatas, Alexandros Papangelis, Fillia Makedon, Hands-Free Human Computer Interaction Framework with a Dialogue System, MHCI 2013
Alexandros Papangelis, Robert Gatchel, Vangelis Metsis, Fillia Makedon, An Adaptive Dialogue System for Assessing Post Traumatic Stress Disorder, PETRA 2013
Christopher McMurrough, Isura Ranatunga, Alexandros Papangelis, Fillia Makedon, Dan Popa, A Development and Evaluation Platform for Non-Tactile Power Wheelchair Controls, PETRAE 2013
Alexandros Papangelis, Isura Ranatunga, Christopher McMurrough, Fillia Makedon, An Assistive Tabletop Manipulation System, RasEnv 2013
Alexandros Papangelis, Fillia Makedon, Achieving Complex Behaviour in Adaptive Dialogue Systems, ACES 2013
Alexandros Papangelis, Fillia Makedon, An Adaptive Dialogue System for Monitoring, Rehabilitation and Assistance, 7th Metroplex Day 2013 [best poster award]
Alexandros Papangelis, Vangelis Karkaletsis, Heng Huang, Towards Adaptive Dialogue Systems for Assistive Living Environments, Student Consortium at IUI 2013
Georgios Galatas, Alexandros Papangelis, Fillia Makedon, A Framework for Optimal Assistive Robot Placement for Event Recognition, CPS at ICNC 2013
Alexandros Papangelis, Vangelis Karkaletsis, Fillia Makedon, Online Complex Action Learning and User State Estimation for Adaptive Dialogue Systems, ICTAI 2012
Christopher McMurrough, Shahina Ferdous, Alexandros Papangelis, Angela Boisselle, Fillia Makedon, A Survey of Assistive Computing Devices for Cerebral Palsy Patients, PETRA 2012
Alexandros Papangelis, Giannis Mouchakis, Angela Boisselle, Dimitrios Kosmopoulos, Vangelis Karkaletsis, Fillia Makedon, A Game System For Remote Rehabilitation Of Cerebral Palsy Patients, PETRA 2012
Alexandros Papangelis, Nikolaos Kouroupas, Vangelis Karkaletsis, Fillia Makedon, An Adaptive Dialogue System With Online Dialogue Policy Learning, SETN 2012
Alexandros Papangelis, A Comparative Study of Reinforcement Learning Techniques on Dialogue Management, SRW at EACL 2012
Alexandros Papangelis, Vangelis Karkaletsis, Fillia Makedon, Evaluation of Online Dialogue Policy Learning Techniques, LREC 2012
Vangelis Metsis, Georgios Galatas, Alexandros Papangelis, Fillia Makedon, Machine Learning Based Detection of Sleep Patterns Using a Bed Pressure Mat, SBEC 2011
Fillia Makedon, Heng Huang, Monica Basco, Dan Popa, Shahina Ferdous, Christopher McMurrough, Alexandros Papangelis, DPLAY: An Adaptive System to Monitor Depression Symptom Severity and Personalize Rehabilitation, SBEC 2011
Alexandros Papangelis, Fillia Makedon, A Tool For Sensor Placement and System Monitoring in Assistive Environments, PETRA 2011
Alexandros Papangelis, Georgios Galatas, Fillia Makedon, A Recommender System For Assistive Environments, PETRA 2011
Georgios Galatas, Gerasimos Potamianos, Alexandros Papangelis, Fillia Makedon, Audio Visual Speech Recognition in Noisy Visual Environments, PETRA 2011
Vangelis Metsis, Georgios Galatas, Alexandros Papangelis, Dimitrios Kosmopoulos, Fillia Makedon, Recognition of Sleep Patterns Using a Bed Pressure Mat, PETRA 2011
Alexandros Papangelis, Vangelis Metsis, John Shawe-Taylor, Fillia Makedon, Sensor Placement and Coordination via Distributed Multi-Agent Cooperative Control, PETRA 2010
Alexandros Papangelis, Georgios Galatas, Shahina Ferdous, Sarantos Kapidakis, Fillia Makedon, Computer Aided Sensor Placement and Automatic State Definition, PETRA 2010