Search Results for author: Meiqi Chen

Found 7 papers, 2 papers with code

Quantifying and Mitigating Unimodal Biases in Multimodal Large Language Models: A Causal Perspective

no code implementations27 Mar 2024 Meiqi Chen, Yixin Cao, Yan Zhang, Chaochao Lu

Within our framework, we devise a causal graph to elucidate the predictions of MLLMs on VQA problems, and assess the causal effect of biases through an in-depth causal analysis.

Question Answering Visual Question Answering

Learning To Teach Large Language Models Logical Reasoning

1 code implementation13 Oct 2023 Meiqi Chen, Yubo Ma, Kaitao Song, Yixin Cao, Yan Zhang, Dongsheng Li

Large language models (LLMs) have gained enormous attention from both academia and industry, due to their exceptional ability in language generation and extremely powerful generalization.

counterfactual Event Relation Extraction +4

ERGO: Event Relational Graph Transformer for Document-level Event Causality Identification

no code implementations COLING 2022 Meiqi Chen, Yixin Cao, Kunquan Deng, Mukai Li, Kun Wang, Jing Shao, Yan Zhang

In this paper, we propose a novel Event Relational Graph TransfOrmer (ERGO) framework for DECI, which improves existing state-of-the-art (SOTA) methods upon two aspects.

Event Causality Identification Node Classification +2

r-GAT: Relational Graph Attention Network for Multi-Relational Graphs

no code implementations13 Sep 2021 Meiqi Chen, Yuan Zhang, Xiaoyu Kou, Yuntao Li, Yan Zhang

To tackle this issue, we propose r-GAT, a relational graph attention network to learn multi-channel entity representations.

Graph Attention Knowledge Graphs +1

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