activity
20172023
most citedPlato Dialogue System: A Flexible Conversational AI Research Platform

15 citations · 51 across the 20 of their papers we have counts for

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Showing 2022 · cs.CLShow all

5 papers · 2 filters

cs.CL2022★ 7 cited

Weakly Supervised Data Augmentation Through Prompting for Dialogue Understanding

Maximillian Chen, Alexandros Papangelis, Chenyang Tao +5

Dialogue understanding tasks often necessitate abundant annotated data to achieve good performance and that presents challenges in low-resource settings. To alleviate this barrier,…

cs.CL2022★ 1 cited

Knowledge-Grounded Conversational Data Augmentation with Generative Conversational Networks

Yen-Ting Lin, Alexandros Papangelis, Seokhwan Kim +1

While rich, open-domain textual data are generally available and may include interesting phenomena (humor, sarcasm, empathy, etc.) most are designed for language processing tasks,…

cs.CL2022★ 3 cited

GEMv2: Multilingual NLG Benchmarking in a Single Line of Code

Sebastian Gehrmann, Abhik Bhattacharjee, Abinaya Mahendiran +74

Evaluation in machine learning is usually informed by past choices, for example which datasets or metrics to use. This standardization enables the comparison on equal footing using…

cs.CL2022

Understanding How People Rate Their Conversations

Alexandros Papangelis, Nicole Chartier, Pankaj Rajan +2

User ratings play a significant role in spoken dialogue systems. Typically, such ratings tend to be averaged across all users and then utilized as feedback to improve the system or…

cs.CL2022★ 3 cited

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

Sarik Ghazarian, Behnam Hedayatnia, Alexandros Papangelis +2

Accurate automatic evaluation metrics for open-domain dialogs are in high demand. Existing model-based metrics for system response evaluation are trained on human annotated data, w…