Wei Chu

Intention Propagation for Multi-agent Reinforcement Learning

2021

A hallmark of an AI agent is to mimic human beings to understand and interact with others. In this paper, we propose a \emph{collaborative} multi-agent reinforcement learning algorithm to learn a \emph{joint} policy through the …

DRGCN: Dynamic Evolving Initial Residual for Deep Graph Convolutional Networks

2023 · Proceedings of the AAAI Conference on Artificial Intelligence

Graph convolutional networks (GCNs) have been proved to be very practical to handle various graph-related tasks. It has attracted considerable research interest to study deep GCNs, due to their potential superior performance compared with shallow …

ULMR: Unlearning Large Language Models via Negative Response and Model Parameter Average

2024

Shaojie Shi, Xiaoyu Tan, Xihe Qiu, Chao Qu, Kexin Nie, Yuan Cheng, Wei Chu, Xu Yinghui, Yuan Qi. Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing: Industry Track. 2024.

Is Blockchain Really Good for E‐Platform? A Double‐Edged Sword From Consumer Trust and Channel Cannibalization

2025 · Managerial and Decision Economics

ABSTRACT The application of blockchain technology in e‐platforms makes products more reliable and traceable, especially products from third‐party retailers without brand authorization. However, this technology will also intensify the competition between authorized retailers and third‐party …

AliMe Chat: A Sequence to Sequence and Rerank based Chatbot Engine

2017

Minghui Qiu, Feng-Lin Li, Siyu Wang, Xing Gao, Yan Chen, Weipeng Zhao, Haiqing Chen, Jun Huang, Wei Chu. Proceedings of the 55th Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers). 2017.

Modelling Domain Relationships for Transfer Learning on Retrieval-based Question Answering Systems in E-commerce

2018

Nowadays, it is a heated topic for many industries to build automatic question-answering (QA) systems. A key solution to these QA systems is to retrieve from a QA knowledge base the most similar question of …