OpenEL: An Annotated Corpus for Entity Linking and Discourse in Open Domain Dialogue

1 code implementation • LREC 2022 • Wen Cui, Leanne Rolston, Marilyn Walker, Beth Ann Hockey

These results also demonstrate the remaining performance gap between the baselines and human performance, highlighting the challenges of entity linking in open-domain dialogue, and suggesting many avenues for future research using OpenEL.

coreference-resolution Entity Linking

Bridging Data-Driven and Knowledge-Driven Approaches for Safety-Critical Scenario Generation in Automated Vehicle Validation

no code implementations • 18 Nov 2023 • Kunkun Hao, Lu Liu, Wen Cui, Jianxing Zhang, Songyang Yan, Yuxi Pan, Zijiang Yang

An optimized scenario generation toolkit is developed within BridgeGen.

Athena 2.0: Discourse and User Modeling in Open Domain Dialogue

no code implementations • 3 Aug 2023 • Omkar Patil, Lena Reed, Kevin K. Bowden, Juraj Juraska, Wen Cui, Vrindavan Harrison, Rishi Rajasekaran, Angela Ramirez, Cecilia Li, Eduardo Zamora, Phillip Lee, Jeshwanth Bheemanpally, Rohan Pandey, Adwait Ratnaparkhi, Marilyn Walker

Conversational agents are consistently growing in popularity and many people interact with them every day.

coreference-resolution named-entity-recognition +1

Athena 2.0: Contextualized Dialogue Management for an Alexa Prize SocialBot

no code implementations • EMNLP (ACL) 2021 • Juraj Juraska, Kevin K. Bowden, Lena Reed, Vrindavan Harrison, Wen Cui, Omkar Patil, Rishi Rajasekaran, Angela Ramirez, Cecilia Li, Eduardo Zamora, Phillip Lee, Jeshwanth Bheemanpally, Rohan Pandey, Adwait Ratnaparkhi, Marilyn Walker

Athena 2. 0 is an Alexa Prize SocialBot that has been a finalist in the last two Alexa Prize Grand Challenges.

Dialogue Management Management

Athena: Constructing Dialogues Dynamically with Discourse Constraints

no code implementations • 21 Nov 2020 • Vrindavan Harrison, Juraj Juraska, Wen Cui, Lena Reed, Kevin K. Bowden, Jiaqi Wu, Brian Schwarzmann, Abteen Ebrahimi, Rishi Rajasekaran, Nikhil Varghese, Max Wechsler-Azen, Steve Whittaker, Jeffrey Flanigan, Marilyn Walker

This report describes Athena, a dialogue system for spoken conversation on popular topics and current events.

Dialogue Management Management +1

Entertaining and Opinionated but Too Controlling: A Large-Scale User Study of an Open Domain Alexa Prize System

no code implementations • 13 Aug 2019 • Kevin K. Bowden, Jiaqi Wu, Wen Cui, Juraj Juraska, Vrindavan Harrison, Brian Schwarzmann, Nicholas Santer, Steve Whittaker, Marilyn Walker

In contrast, search and general Chit-Chat induced coverage problems; here users found it hard to infer what topics SB could understand, with these conversations seen as being too system-driven.

Scheduling Topic coverage

KB-NLG: From Knowledge Base to Natural Language Generation

no code implementations • WS 2019 • Wen Cui, Minghui Zhou, Rongwen Zhao, Narges Norouzi

We perform the natural language generation (NLG) task by mapping sets of Resource Description Framework (RDF) triples into text.

Text Generation

SlugBot: Developing a Computational Model andFramework of a Novel Dialogue Genre

no code implementations • 22 Jul 2019 • Kevin K. Bowden, Jiaqi Wu, Wen Cui, Juraj Juraska, Vrindavan Harrison, Brian Schwarzmann, Nick Santer, Marilyn Walker

One of the most interesting aspects of the Amazon Alexa Prize competition is that the framing of the competition requires the development of new computational models of dialogue and its structure.

Implicit Discourse Relation Identification for Open-domain Dialogues

1 code implementation • ACL 2019 • Mingyu Derek Ma, Kevin K. Bowden, Jiaqi Wu, Wen Cui, Marilyn Walker

Discourse relation identification has been an active area of research for many years, and the challenge of identifying implicit relations remains largely an unsolved task, especially in the context of an open-domain dialogue system.

Implicit Discourse Relation Classification Implicit Relations +2