Galaxy: A generative pre-trained model for task-oriented dialog with semi-supervised learning and explicit policy injection

W He, Y Dai, Y Zheng, Y Wu, Z Cao, D Liu… - Proceedings of the …, 2022 - ojs.aaai.org
Pre-trained models have proved to be powerful in enhancing task-oriented dialog systems.
However, current pre-training methods mainly focus on enhancing dialog understanding …

Unified dialog model pre-training for task-oriented dialog understanding and generation

W He, Y Dai, M Yang, J Sun, F Huang, L Si… - Proceedings of the 45th …, 2022 - dl.acm.org
Recently, pre-training methods have shown remarkable success in task-oriented dialog
(TOD) systems. However, most existing pre-trained models for TOD focus on either dialog …

Knowledge grounded medical dialogue generation using augmented graphs

D Varshney, A Zafar, NK Behera, A Ekbal - Scientific Reports, 2023 - nature.com
Smart healthcare systems that make use of abundant health data can improve access to
healthcare services, reduce medical costs and provide consistently high-quality patient care …

Diverse dialogue generation by fusing mutual persona-aware and self-transferrer

F Xu, G Xu, Y Wang, R Wang, Q Ding, P Liu, Z Zhu - Applied Intelligence, 2022 - Springer
In recent years, personalized dialogue generation has attracted researchers' attention due to
its wide range of applications. Although there has been much excellent research, current …

Multitask learning for acoustic scene classification with topic-based soft labels and a mutual attention mechanism

Y Leng, J Zhuang, J Pan, C Sun - Knowledge-Based Systems, 2023 - Elsevier
Acoustic scene classification (ASC) is a fundamental task of computational sound scene
analysis that aims to identify the acoustic environment via audio. Many multitask learning …

Adversarial learning-based multi-level dense-transmission knowledge distillation for AP-ROP detection

H Xie, Y Liu, H Lei, T Song, G Yue, Y Du, T Wang… - Medical Image …, 2023 - Elsevier
Abstract The Aggressive Posterior Retinopathy of Prematurity (AP-ROP) is the major cause
of blindness for premature infants. The automatic diagnosis method has become an …

Heterogeneous relational graph neural networks with adaptive objective for end-to-end task-oriented dialogue

Q Liu, G Bai, S He, C Liu, K Liu, J Zhao - Knowledge-Based Systems, 2021 - Elsevier
End-to-end task-oriented dialogue systems, which provide a natural and informative way for
human–computer interaction, are gaining more and more attention. The main challenge of …

Space-3: Unified dialog model pre-training for task-oriented dialog understanding and generation

W He, Y Dai, M Yang, J Sun, F Huang, L Si… - arXiv preprint arXiv …, 2022 - arxiv.org
Recently, pre-training methods have shown remarkable success in task-oriented dialog
(TOD) systems. However, most existing pre-trained models for TOD focus on either dialog …

Selective policy transfer in multi-agent systems with sparse interactions

Y Zhuang, Y Liu, S Yang, Y Gao - Knowledge-Based Systems, 2024 - Elsevier
Previously trained single-agent strategies, which are considerably easier to acquire than
multi-agent strategies, are instructive for multi-agent reinforcement learning, especially when …

Exploring auxiliary reasoning tasks for task-oriented dialog systems with meta cooperative learning

B Qin, M Yang, L Bing, Q Jiang, C Li… - Proceedings of the AAAI …, 2021 - ojs.aaai.org
In this paper, we propose a Meta Cooperative Learning (MCL) framework for task-oriented
dialog systems (TDSs). Our model consists of an auxiliary KB reasoning task for learning …