Alert button
Picture for Alexandros Papangelis

Alexandros Papangelis

Alert button

"What do others think?": Task-Oriented Conversational Modeling with Subjective Knowledge

May 20, 2023
Chao Zhao, Spandana Gella, Seokhwan Kim, Di Jin, Devamanyu Hazarika, Alexandros Papangelis, Behnam Hedayatnia, Mahdi Namazifar, Yang Liu, Dilek Hakkani-Tur

Figure 1 for "What do others think?": Task-Oriented Conversational Modeling with Subjective Knowledge
Figure 2 for "What do others think?": Task-Oriented Conversational Modeling with Subjective Knowledge
Figure 3 for "What do others think?": Task-Oriented Conversational Modeling with Subjective Knowledge
Figure 4 for "What do others think?": Task-Oriented Conversational Modeling with Subjective Knowledge
Viaarxiv icon

PLACES: Prompting Language Models for Social Conversation Synthesis

Feb 17, 2023
Maximillian Chen, Alexandros Papangelis, Chenyang Tao, Seokhwan Kim, Andy Rosenbaum, Yang Liu, Zhou Yu, Dilek Hakkani-Tur

Figure 1 for PLACES: Prompting Language Models for Social Conversation Synthesis
Figure 2 for PLACES: Prompting Language Models for Social Conversation Synthesis
Figure 3 for PLACES: Prompting Language Models for Social Conversation Synthesis
Figure 4 for PLACES: Prompting Language Models for Social Conversation Synthesis
Viaarxiv icon

Selective In-Context Data Augmentation for Intent Detection using Pointwise V-Information

Feb 10, 2023
Yen-Ting Lin, Alexandros Papangelis, Seokhwan Kim, Sungjin Lee, Devamanyu Hazarika, Mahdi Namazifar, Di Jin, Yang Liu, Dilek Hakkani-Tur

Figure 1 for Selective In-Context Data Augmentation for Intent Detection using Pointwise V-Information
Figure 2 for Selective In-Context Data Augmentation for Intent Detection using Pointwise V-Information
Figure 3 for Selective In-Context Data Augmentation for Intent Detection using Pointwise V-Information
Figure 4 for Selective In-Context Data Augmentation for Intent Detection using Pointwise V-Information
Viaarxiv icon

Weakly Supervised Data Augmentation Through Prompting for Dialogue Understanding

Nov 02, 2022
Maximillian Chen, Alexandros Papangelis, Chenyang Tao, Andy Rosenbaum, Seokhwan Kim, Yang Liu, Zhou Yu, Dilek Hakkani-Tur

Figure 1 for Weakly Supervised Data Augmentation Through Prompting for Dialogue Understanding
Figure 2 for Weakly Supervised Data Augmentation Through Prompting for Dialogue Understanding
Figure 3 for Weakly Supervised Data Augmentation Through Prompting for Dialogue Understanding
Figure 4 for Weakly Supervised Data Augmentation Through Prompting for Dialogue Understanding
Viaarxiv icon

Knowledge-Grounded Conversational Data Augmentation with Generative Conversational Networks

Jul 22, 2022
Yen-Ting Lin, Alexandros Papangelis, Seokhwan Kim, Dilek Hakkani-Tur

Figure 1 for Knowledge-Grounded Conversational Data Augmentation with Generative Conversational Networks
Figure 2 for Knowledge-Grounded Conversational Data Augmentation with Generative Conversational Networks
Figure 3 for Knowledge-Grounded Conversational Data Augmentation with Generative Conversational Networks
Figure 4 for Knowledge-Grounded Conversational Data Augmentation with Generative Conversational Networks
Viaarxiv icon

GEMv2: Multilingual NLG Benchmarking in a Single Line of Code

Jun 24, 2022
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 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 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 Štajner, Sebastien Montella, Shailza, Shailza Jolly, Simon Mille, Tahmid Hasan, Tianhao Shen, Tosin Adewumi, Vikas Raunak, Vipul Raheja, Vitaly Nikolaev, Vivian Tsai, Yacine Jernite, Ying Xu, Yisi Sang, Yixin Liu, Yufang Hou

Figure 1 for GEMv2: Multilingual NLG Benchmarking in a Single Line of Code
Figure 2 for GEMv2: Multilingual NLG Benchmarking in a Single Line of Code
Figure 3 for GEMv2: Multilingual NLG Benchmarking in a Single Line of Code
Figure 4 for GEMv2: Multilingual NLG Benchmarking in a Single Line of Code
Viaarxiv icon

Understanding How People Rate Their Conversations

Jun 01, 2022
Alexandros Papangelis, Nicole Chartier, Pankaj Rajan, Julia Hirschberg, Dilek Hakkani-Tur

Figure 1 for Understanding How People Rate Their Conversations
Figure 2 for Understanding How People Rate Their Conversations
Figure 3 for Understanding How People Rate Their Conversations
Figure 4 for Understanding How People Rate Their Conversations
Viaarxiv icon

What is wrong with you?: Leveraging User Sentiment for Automatic Dialog Evaluation

Mar 25, 2022
Sarik Ghazarian, Behnam Hedayatnia, Alexandros Papangelis, Yang Liu, Dilek Hakkani-Tur

Figure 1 for What is wrong with you?: Leveraging User Sentiment for Automatic Dialog Evaluation
Figure 2 for What is wrong with you?: Leveraging User Sentiment for Automatic Dialog Evaluation
Figure 3 for What is wrong with you?: Leveraging User Sentiment for Automatic Dialog Evaluation
Figure 4 for What is wrong with you?: Leveraging User Sentiment for Automatic Dialog Evaluation
Viaarxiv icon