activity
20192023
most citedMeta-Learning with Dynamic-Memory-Based Prototypical Network for Few-Shot Event Detection

77 citations · 119 across the 13 of their papers we have counts for

collaborators

13 papers

cs.CL2023★ 16 cited

Making Large Language Models Perform Better in Knowledge Graph Completion

Yichi Zhang, Zhuo Chen, Lingbing Guo +3

Large language model (LLM) based knowledge graph completion (KGC) aims to predict the missing triples in the KGs with LLMs. However, research about LLM-based KGC fails to sufficien…

cs.CL2023

MACO: A Modality Adversarial and Contrastive Framework for Modality-missing Multi-modal Knowledge Graph Completion

Yichi Zhang, Zhuo Chen, Wen Zhang

Recent years have seen significant advancements in multi-modal knowledge graph completion (MMKGC). MMKGC enhances knowledge graph completion (KGC) by integrating multi-modal entity…

cs.AI2023★ 2 cited

Rethinking Uncertainly Missing and Ambiguous Visual Modality in Multi-Modal Entity Alignment

Zhuo Chen, Lingbing Guo, Yin Fang +6

As a crucial extension of entity alignment (EA), multi-modal entity alignment (MMEA) aims to identify identical entities across disparate knowledge graphs (KGs) by exploiting assoc…

cs.CL2023★ 1 cited

CausE: Towards Causal Knowledge Graph Embedding

Yichi Zhang, Wen Zhang

Knowledge graph embedding (KGE) focuses on representing the entities and relations of a knowledge graph (KG) into the continuous vector spaces, which can be employed to predict the…

cs.CL2023★ 1 cited

Modality-Aware Negative Sampling for Multi-modal Knowledge Graph Embedding

Yichi Zhang, Mingyang Chen, Wen Zhang

Negative sampling (NS) is widely used in knowledge graph embedding (KGE), which aims to generate negative triples to make a positive-negative contrast during training. However, exi…

cs.AI2022★ 1 cited

Tele-Knowledge Pre-training for Fault Analysis

Zhuo Chen, Wen Zhang, Yufeng Huang +14

In this work, we share our experience on tele-knowledge pre-training for fault analysis, a crucial task in telecommunication applications that requires a wide range of knowledge no…

cs.AI2022★ 7 cited

Knowledge Graph Completion with Pre-trained Multimodal Transformer and Twins Negative Sampling

Yichi Zhang, Wen Zhang

Knowledge graphs (KGs) that modelings the world knowledge as structural triples are inevitably incomplete. Such problems still exist for multimodal knowledge graphs (MMKGs). Thus,…

cs.CV2021★ 1 cited

Product1M: Towards Weakly Supervised Instance-Level Product Retrieval via Cross-modal Pretraining

Xunlin Zhan, Yangxin Wu, Xiao Dong +5

Nowadays, customer's demands for E-commerce are more diversified, which introduces more complications to the product retrieval industry. Previous methods are either subject to sing…

cs.IR2021★ 2 cited

Improving Conversational Recommendation System by Pretraining on Billions Scale of Knowledge Graph

Chi-Man Wong, Fan Feng, Wen Zhang +7

Conversational Recommender Systems (CRSs) in E-commerce platforms aim to recommend items to users via multiple conversational interactions. Click-through rate (CTR) prediction mode…

cs.AI2021

Is Multi-Hop Reasoning Really Explainable? Towards Benchmarking Reasoning Interpretability

Xin Lv, Yixin Cao, Lei Hou +4

Multi-hop reasoning has been widely studied in recent years to obtain more interpretable link prediction. However, we find in experiments that many paths given by these models are…

stat.ML2021★ 6 cited

Exact Recovery of Community Structures Using DeepWalk and Node2vec

Yichi Zhang, Minh Tang

Random-walk based network embedding algorithms like DeepWalk and node2vec are widely used to obtain Euclidean representation of the nodes in a network prior to performing downstrea…

cs.CL2020★ 5 cited

Dynamic Anticipation and Completion for Multi-Hop Reasoning over Sparse Knowledge Graph

Xin Lv, Xu Han, Lei Hou +6

Multi-hop reasoning has been widely studied in recent years to seek an effective and interpretable method for knowledge graph (KG) completion. Most previous reasoning methods are d…

cs.CL2019★ 77 cited

Meta-Learning with Dynamic-Memory-Based Prototypical Network for Few-Shot Event Detection

Shumin Deng, Ningyu Zhang, Jiaojian Kang +3

Event detection (ED), a sub-task of event extraction, involves identifying triggers and categorizing event mentions. Existing methods primarily rely upon supervised learning and re…