Alexandros Papangelis

80 papers A* 3A 4B 9C 1Misc 6Journal 25Unranked 31

Year	Rank	Type	Title / Venue / Authors
2024	—	`conf`	FANTAstic SEquences and Where to Find Them: Faithful and Efficient API Call Generation through State-tracked Constrained Decoding and Reranking. EMNLP (Findings) Zhuoer Wang, Leonardo F. R. Ribeiro, Alexandros Papangelis, Rohan Mukherjee, Tzu-Yen Wang, Xinyan Zhao, Arijit Biswas, James Caverlee, Angeliki Metallinou
2024	J	`jnl`	FANTAstic SEquences and Where to Find Them: Faithful and Efficient API Call Generation through State-tracked Constrained Decoding and Reranking. CoRR Zhuoer Wang, Leonardo F. R. Ribeiro, Alexandros Papangelis, Rohan Mukherjee, Tzu-Yen Wang, Xinyan Zhao, Arijit Biswas, James Caverlee, Angeliki Metallinou
2024	J	`jnl`	Overview of the Tenth Dialog System Technology Challenge: DSTC10. IEEE ACM Trans. Audio Speech Lang. Process. Koichiro Yoshino, Yun-Nung Chen, Paul A. Crook, Satwik Kottur, Jinchao Li, Behnam Hedayatnia, Seungwhan Moon, Zhengcong Fei, Zekang Li, Jinchao Zhang, Yang Feng, Jie Zhou, Seokhwan Kim, Yang Liu, Di Jin, Alexandros Papangelis, Karthik Gopalakrishnan, Dilek Hakkani-Tur, Babak Damavandi, Alborz Geramifard, Chiori Hori, Ankit Shah, Chen Zhang, Haizhou Li, João Sedoc, Luis F. D'Haro, Rafael E. Banchs, Alexander Rudnicky
2024	—	`conf`	Semi-Supervised Reward Modeling via Iterative Self-Training. EMNLP (Findings) Yifei He, Haoxiang Wang, Ziyan Jiang, Alexandros Papangelis, Han Zhao
2024	J	`jnl`	Semi-Supervised Reward Modeling via Iterative Self-Training. CoRR Yifei He, Haoxiang Wang, Ziyan Jiang, Alexandros Papangelis, Han Zhao
2023	B	`conf`	"What do others think?": Task-Oriented Conversational Modeling with Subjective Knowledge. SIGDIAL Chao Zhao, Spandana Gella, Seokhwan Kim, Di Jin, Devamanyu Hazarika, Alexandros Papangelis, Behnam Hedayatnia, Mahdi Namazifar, Yang Liu, Dilek Hakkani-Tur
2023	J	`jnl`	"What do others think?": Task-Oriented Conversational Modeling with Subjective Knowledge. CoRR Chao Zhao, Spandana Gella, Seokhwan Kim, Di Jin, Devamanyu Hazarika, Alexandros Papangelis, Behnam Hedayatnia, Mahdi Namazifar, Yang Liu, Dilek Hakkani-Tur
2023	Misc	`conf`	Identifying Entrainment in Task-Oriented Conversations. ICASSP Run Chen, Seokhwan Kim, Alexandros Papangelis, Julia Hirschberg, Yang Liu, Dilek Hakkani-Tür
2023	—	`conf`	PLACES: Prompting Language Models for Social Conversation Synthesis. EACL (Findings) Maximillian Chen, Alexandros Papangelis, Chenyang Tao, Seokhwan Kim, Andy Rosenbaum, Yang Liu, Zhou Yu, Dilek Hakkani-Tur
2023	J	`jnl`	PLACES: Prompting Language Models for Social Conversation Synthesis. CoRR Maximillian Chen, Alexandros Papangelis, Chenyang Tao, Seokhwan Kim, Andy Rosenbaum, Yang Liu, Zhou Yu, Dilek Hakkani-Tur
2023	A	`conf`	Selective In-Context Data Augmentation for Intent Detection using Pointwise V-Information. EACL Yen Ting Lin, Alexandros Papangelis, Seokhwan Kim, Sungjin Lee, Devamanyu Hazarika, Mahdi Namazifar, Di Jin, Yang Liu, Dilek Hakkani-Tur
2023	J	`jnl`	Selective In-Context Data Augmentation for Intent Detection using Pointwise V-Information. CoRR Yen-Ting Lin, Alexandros Papangelis, Seokhwan Kim, Sungjin Lee, Devamanyu Hazarika, Mahdi Namazifar, Di Jin, Yang Liu, Dilek Hakkani-Tur
2023	A*	`conf`	Towards Credible Human Evaluation of Open-Domain Dialog Systems Using Interactive Setup. AAAI Sijia Liu, Patrick Lange, Behnam Hedayatnia, Alexandros Papangelis, Di Jin, Andrew Wirth, Yang Liu, Dilek Hakkani-Tur
2022	—	`conf`	GEMv2: Multilingual NLG Benchmarking in a Single Line of Code. EMNLP (Demos) Sebastian Gehrmann, Abhik Bhattacharjee, Abinaya Mahendiran, Alex Wang, Alexandros Papangelis, Aman Madaan, Angelina McMillan-Major, Anna Shvets, Ashish Upadhyay, Bernd Bohnet
2022	J	`jnl`	GEMv2: Multilingual NLG Benchmarking in a Single Line of Code. CoRR Sebastian Gehrmann, Abhik Bhattacharjee, Abinaya Mahendiran, Alex Wang, Alexandros Papangelis, Aman Madaan, Angelina McMillan-Major, Anna Shvets, Ashish Upadhyay, Bingsheng Yao, Bryan Wilie, Chandra Bhagavatula, Chaobin You, Craig Thomson, Cristina Garbacea, Dakuo Wang, Daniel Deutsch, Deyi Xiong, Di Jin, Dimitra Gkatzia, Dragomir R. Radev, Elizabeth Clark, Esin Durmus, Faisal Ladhak, Filip Ginter, Genta Indra Winata, Hendrik Strobelt, Hiroaki Hayashi, Jekaterina Novikova, Jenna Kanerva, Jenny Chim, Jiawei Zhou, Jordan Clive, Joshua Maynez, João Sedoc, Juraj Juraska, Kaustubh D. Dhole, Khyathi Raghavi Chandu, Laura Perez-Beltrachini, Leonardo F. R. Ribeiro, Lewis Tunstall, Li Zhang, Mahima Pushkarna, Mathias Creutz, Michael White, Mihir Sanjay Kale, Moussa Kamal Eddine, Nico Daheim, Nishant Subramani, Ondrej Dusek, Paul Pu Liang, Pawan Sasanka Ammanamanchi, Qi Zhu, Ratish Puduppully, Reno Kriz, Rifat Shahriyar, Ronald Cardenas, Saad Mahamood, Salomey Osei, Samuel Cahyawijaya, Sanja Stajner, Sébastien Montella, Shailza Jolly, Simon Mille, Tahmid Hasan, Tianhao Shen, Tosin P. AMahidewumi, Vikas Raunak, Vipul Raheja, Vitaly Nikolaev, Vivian Tsai, Yacine Jernite, Ying Xu, Yisi Sang, Yixin Liu, Yufang Hou
2022	B	`conf`	Knowledge-Grounded Conversational Data Augmentation with Generative Conversational Networks. SIGDIAL Yen Ting Lin, Alexandros Papangelis, Seokhwan Kim, Dilek Hakkani-Tur
2022	J	`jnl`	Knowledge-Grounded Conversational Data Augmentation with Generative Conversational Networks. CoRR Yen-Ting Lin, Alexandros Papangelis, Seokhwan Kim, Dilek Hakkani-Tur
2022	—	`ed.`	Proceedings of the 4th Workshop on NLP for Conversational AI, ConvAI@ACL 2022, Dublin, Ireland, May 27, 2022 ConvAI@ACL Bing Liu, Alexandros Papangelis, Stefan Ultes, Abhinav Rastogi, Yun-Nung Chen, Georgios Spithourakis, Elnaz Nouri, Weiyan Shi
2022	J	`jnl`	Understanding How People Rate Their Conversations. CoRR Alexandros Papangelis, Nicole Chartier, Pankaj Rajan, Julia Hirschberg, Dilek Hakkani-Tur
2022	J	`jnl`	Weakly Supervised Data Augmentation Through Prompting for Dialogue Understanding. CoRR Maximillian Chen, Alexandros Papangelis, Chenyang Tao, Andy Rosenbaum, Seokhwan Kim, Yang Liu, Zhou Yu, Dilek Hakkani-Tur
2022	—	`conf`	What is wrong with you?: Leveraging User Sentiment for Automatic Dialog Evaluation. ACL (Findings) Sarik Ghazarian, Behnam Hedayatnia, Alexandros Papangelis, Yang Liu, Dilek Hakkani-Tur
2022	J	`jnl`	What is wrong with you?: Leveraging User Sentiment for Automatic Dialog Evaluation. CoRR Sarik Ghazarian, Behnam Hedayatnia, Alexandros Papangelis, Yang Liu, Dilek Hakkani-Tur
2021	C	`conf`	"How Robust R U?": Evaluating Task-Oriented Dialogue Systems on Spoken Conversations. ASRU Seokhwan Kim, Yang Liu, Di Jin, Alexandros Papangelis, Karthik Gopalakrishnan, Behnam Hedayatnia, Dilek Hakkani-Tür
2021	J	`jnl`	"How Robust r u?": Evaluating Task-Oriented Dialogue Systems on Spoken Conversations. CoRR Seokhwan Kim, Yang Liu, Di Jin, Alexandros Papangelis, Karthik Gopalakrishnan, Behnam Hedayatnia, Dilek Hakkani-Tur
2021	B	`conf`	Generative Conversational Networks. SIGDIAL Alexandros Papangelis, Karthik Gopalakrishnan, Aishwarya Padmakumar, Seokhwan Kim, Gökhan Tür, Dilek Hakkani-Tür
2021	J	`jnl`	Generative Conversational Networks. CoRR Alexandros Papangelis, Karthik Gopalakrishnan, Aishwarya Padmakumar, Seokhwan Kim, Gökhan Tür, Dilek Hakkani-Tür
2021	Misc	`conf`	Language Model is all You Need: Natural Language Understanding as Question Answering. ICASSP Mahdi Namazifar, Alexandros Papangelis, Gökhan Tür, Dilek Hakkani-Tür
2021	J	`jnl`	Open-domain Topic Identification of Out-of-domain Utterances using Wikipedia. CoRR Alexandry Augustin, Alexandros Papangelis, Margarita Kotti, Pavlos Vougiouklis, Jonathon Hare, Norbert Braunschweiler
2021	J	`jnl`	Training Conversational Agents with Generative Conversational Networks. CoRR Yen-Ting Lin, Alexandros Papangelis, Seokhwan Kim, Dilek Hakkani-Tur
2021	—	`conf`	Understanding How People Rate Their Conversations. IWSDS Alexandros Papangelis, Nicole Chartier, Pankaj Rajan, Julia Hirschberg, Dilek Hakkani-Tur
2021	J	`jnl`	User Response and Sentiment Prediction for Automatic Dialogue Evaluation. CoRR Sarik Ghazarian, Behnam Hedayatnia, Alexandros Papangelis, Yang Liu, Dilek Hakkani-Tur
2020	J	`jnl`	Can You be More Social? Injecting Politeness and Positivity into Task-Oriented Conversational Agents. CoRR Yi-Chia Wang, Alexandros Papangelis, Runze Wang, Zhaleh Feizollahi, Gökhan Tür, Robert E. Kraut
2020	—	`conf`	Controllable Text Generation with Focused Variation. EMNLP (Findings) Lei Shu, Alexandros Papangelis, Yi-Chia Wang, Gökhan Tür, Hu Xu, Zhaleh Feizollahi, Bing Liu, Piero Molino
2020	J	`jnl`	Controllable Text Generation with Focused Variation. CoRR Lei Shu, Alexandros Papangelis, Yi-Chia Wang, Gökhan Tür, Hu Xu, Zhaleh Feizollahi, Bing Liu, Piero Molino
2020	A*	`conf`	Exploration Based Language Learning for Text-Based Games. IJCAI Andrea Madotto, Mahdi Namazifar, Joost Huizinga, Piero Molino, Adrien Ecoffet, Huaixiu Zheng, Alexandros Papangelis, Dian Yu, Chandra Khatri, Gökhan Tür
2020	J	`jnl`	Exploration Based Language Learning for Text-Based Games. CoRR Andrea Madotto, Mahdi Namazifar, Joost Huizinga, Piero Molino, Adrien Ecoffet, Huaixiu Zheng, Alexandros Papangelis, Dian Yu, Chandra Khatri, Gökhan Tür
2020	Misc	`conf`	Joint Contextual Modeling for ASR Correction and Language Understanding. ICASSP Yue Weng, Sai Sumanth Miryala, Chandra Khatri, Runze Wang, Huaixiu Zheng, Piero Molino, Mahdi Namazifar, Alexandros Papangelis, Hugh Williams, Franziska Bell, Gökhan Tür
2020	J	`jnl`	Joint Contextual Modeling for ASR Correction and Language Understanding. CoRR Yue Weng, Sai Sumanth Miryala, Chandra Khatri, Runze Wang, Huaixiu Zheng, Piero Molino, Mahdi Namazifar, Alexandros Papangelis, Hugh Williams, Franziska Bell, Gökhan Tür
2020	J	`jnl`	Language Model is All You Need: Natural Language Understanding as Question Answering. CoRR Mahdi Namazifar, Alexandros Papangelis, Gökhan Tür, Dilek Hakkani-Tür
2020	J	`jnl`	Plato Dialogue System: A Flexible Conversational AI Research Platform. CoRR Alexandros Papangelis, Mahdi Namazifar, Chandra Khatri, Yi-Chia Wang, Piero Molino, Gökhan Tür
2020	J	`jnl`	Towards meaningful, grounded conversations with intelligent agents. CoRR Alexandros Papangelis, Stefan Ultes
2019	B	`conf`	Collaborative Multi-Agent Dialogue Model Training Via Reinforcement Learning. SIGdial Alexandros Papangelis, Yi-Chia Wang, Piero Molino, Gökhan Tür
2019	J	`jnl`	Collaborative Multi-Agent Dialogue Model Training Via Reinforcement Learning. CoRR Alexandros Papangelis, Yi-Chia Wang, Piero Molino, Gökhan Tür
2019	—	`conf`	Commonsense and Semantic-Guided Navigation through Language in Embodied Environment. ViGIL@NeurIPS Dian Yu, Chandra Khatri, Alexandros Papangelis, Andrea Madotto, Mahdi Namazifar, Joost Huizinga, Adrien Ecoffet, Huaixiu Zheng, Piero Molino, Jeff Clune, Zhou Yu, Kenji Sagae, Gökhan Tür
2019	B	`ed.`	Proceedings of the 20th Annual SIGdial Meeting on Discourse and Dialogue, SIGdial 2019, Stockholm, Sweden, September 11-13, 2019 SIGdial Satoshi Nakamura, Milica Gasic, Ingrid Zuckerman, Gabriel Skantze, Mikio Nakano, Alexandros Papangelis, Stefan Ultes, Koichiro Yoshino
2019	A*	`conf`	WCIS 2019: 1st Workshop on Conversational Interaction Systems. SIGIR Abhinav Rastogi, Alexandros Papangelis, Rahul Goel, Chandra Khatri
2018	A	`conf`	A Case Study on the Importance of Belief State Representation for Dialogue Policy Management. INTERSPEECH Margarita Kotti, Vassilios Diakoloukas, Alexandros Papangelis, Michail Lagoudakis, Yannis Stylianou
2018	A	`conf`	Comparison of an End-to-end Trainable Dialogue System with a Modular Statistical Dialogue System. INTERSPEECH Norbert Braunschweiler, Alexandros Papangelis
2018	—	`conf`	On Finding the Relevant User Reviews for Advancing Conversational Faceted Search. EMSASW@ESWC Eleftherios Dimitrakis, Konstantinos Sgontzos, Panagiotis Papadakos, Yannis Marketakis, Alexandros Papangelis, Yannis Stylianou, Yannis Tzitzikas
2018	—	`conf`	Prediction of Dialogue Success with Spectral and Rhythm Acoustic Features Using DNNS and SVMS. SLT Athanasios Lykartsis, Margarita Kotti, Alexandros Papangelis, Yannis Stylianou
2018	—	`conf`	Spoken Dialogue for Information Navigation. SIGDIAL Conference Alexandros Papangelis, Panagiotis Papadakos, Yannis Stylianou, Yannis Tzitzikas
2018	Misc	`conf`	Towards Scalable Information-Seeking Multi-Domain Dialogue. ICASSP Alexandros Papangelis, Margarita Kotti, Yannis Stylianou
2017	—	`conf`	Domain Complexity and Policy Learning in Task-Oriented Dialogue Systems. IWSDS Alexandros Papangelis, Stefan Ultes, Yannis Stylianou
2017	J	`jnl`	LD-SDS: Towards an Expressive Spoken Dialogue System based on Linked-Data. CoRR Alexandros Papangelis, Panagiotis Papadakos, Margarita Kotti, Yannis Stylianou, Yannis Tzitzikas, Dimitris Plexousakis
2017	Misc	`conf`	Predicting dialogue success, naturalness, and length with acoustic features. ICASSP Alexandros Papangelis, Margarita Kotti, Yannis Stylianou
2017	—	`conf`	Single-Model Multi-domain Dialogue Management with Deep Learning. IWSDS Alexandros Papangelis, Yannis Stylianou
2016	—	`conf`	Special Session - The Future Directions of Dialogue-Based Intelligent Personal Assistants. SIGDIAL Conference Yoichi Matsuyama, Alexandros Papangelis
2015	—	`conf`	A multimodal adaptive dialogue manager for depressive and anxiety disorder screening: a Wizard-of-Oz experiment. PETRA Konstantinos Tsiakas, Lynette Watts, Cyril Lutterodt, Theodoros Giannakopoulos, Alexandros Papangelis, Robert Gatchel, Vangelis Karkaletsis, Fillia Makedon
2015	—	`conf`	Reinforcement Learning of Multi-Issue Negotiation Dialogue Policies. SIGDIAL Conference Alexandros Papangelis, Kallirroi Georgila
2015	—	`conf`	TickTock: A Non-Goal-Oriented Multimodal Dialog System with Engagement Awareness. AAAI Spring Symposia Zhou Yu, Alexandros Papangelis, Alexander I. Rudnicky
2014	—	`conf`	A Dialogue System for Ensuring Safe Rehabilitation. HCI (6) Alexandros Papangelis, Georgios Galatas, Konstantinos Tsiakas, Alexandros Lioulemes, Dimitrios Zikos, Fillia Makedon
2014	B	`conf`	Towards a Computational Architecture of Dyadic Rapport Management for Virtual Agents. IVA Alexandros Papangelis, Ran Zhao, Justine Cassell
2014	B	`conf`	Towards a Dyadic Computational Model of Rapport Management for Human-Virtual Agent Interaction. IVA Ran Zhao, Alexandros Papangelis, Justine Cassell
2013	—	`conf`	A development and evaluation platform for non-tactile power wheelchair controls. PETRA Christopher McMurrough, Isura Ranatunga, Alexandros Papangelis, Dan O. Popa, Fillia Makedon
2013	Misc	`conf`	A framework for optimal assistive robot placement for event recognition. ICNC Georgios Galatas, Alexandros Papangelis, Fillia Makedon
2013	—	`conf`	An adaptive dialogue system for assessing post traumatic stress disorder. PETRA Alexandros Papangelis, Robert Gatchel, Vangelis Metsis, Fillia Makedon
2013	—	`conf`	An assistive object manipulation system. PETRA Alexandros Papangelis, Isura Ranatunga, Christopher McMurrough, Fillia Makedon
2013	—	`conf`	Towards adaptive dialogue systems for assistive living environments. IUI Companion Alexandros Papangelis, Vangelis Karkaletsis, Heng Huang
2012	A	`conf`	A Comparative Study of Reinforcement Learning Techniques on Dialogue Management. EACL Alexandros Papangelis
2012	—	`conf`	A game system for remote rehabilitation of cerebral palsy patients. PETRA Alexandros Papangelis, Giannis Mouchakis, Angela Boisselle, Dimitrios I. Kosmopoulos, Vangelis Karkaletsis, Fillia Makedon
2012	—	`conf`	A survey of assistive devices for cerebral palsy patients. PETRA Christopher McMurrough, Shahina Ferdous, Alexandros Papangelis, Angie Boisselle, Fillia Makedon
2012	—	`conf`	An Adaptive Dialogue System with Online Dialogue Policy Learning. SETN Alexandros Papangelis, Nikolaos Kouroupas, Vangelis Karkaletsis, Fillia Makedon
2012	B	`conf`	Evaluation of Online Dialogue Policy Learning Techniques. LREC Alexandros Papangelis, Vangelis Karkaletsis, Fillia Makedon
2012	B	`conf`	Online Complex Action Learning and User State Estimation for Adaptive Dialogue Systems. ICTAI Alexandros Papangelis, Vangelis Karkaletsis, Fillia Makedon
2011	—	`conf`	A recommender system for assistive environments. PETRA Alexandros Papangelis, Georgios Galatas, Fillia Makedon
2011	—	`conf`	A tool for sensor placement and system monitoring in assistive environments. PETRA Alexandros Papangelis, Fillia Makedon
2011	—	`conf`	Audio visual speech recognition in noisy visual environments. PETRA Georgios Galatas, Gerasimos Potamianos, Alexandros Papangelis, Fillia Makedon
2011	—	`conf`	Recognition of sleep patterns using a bed pressure mat. PETRA Vangelis Metsis, Georgios Galatas, Alexandros Papangelis, Dimitrios I. Kosmopoulos, Fillia Makedon
2010	—	`conf`	Computer aided sensor placement and automatic state definition. PETRA Alexandros Papangelis, Georgios Galatas, Shahina Ferdous, Sarantos Kapidakis, Fillia Makedon
2010	—	`conf`	Sensor placement and coordination via distributed multi-agent cooperative control. PETRA Alexandros Papangelis, Vangelis Metsis, John Shawe-Taylor, Fillia Makedon