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Recognizing multiple labels of an image is a practical yet challenging task, and remarkable progress has been achieved by searching for semantic regions and exploiting label dependencies. However, current works utilize RNN/LSTM to…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Tianshui Chen , Liang Lin , Riquan Chen , Xiaolu Hui , Hefeng Wu

Multi-hop knowledge graph (KG) reasoning is an effective and explainable method for predicting the target entity via reasoning paths in query answering (QA) task. Most previous methods assume that every relation in KGs has enough training…

Artificial Intelligence · Computer Science 2019-09-02 Xin Lv , Yuxian Gu , Xu Han , Lei Hou , Juanzi Li , Zhiyuan Liu

Knowledge Graphs (KGs) provide a structured representation of knowledge but often suffer from challenges of incompleteness. To address this, link prediction or knowledge graph completion (KGC) aims to infer missing new facts based on…

Machine Learning · Computer Science 2025-01-03 Wenkai Tu , Guojia Wan , Zhengchun Shang , Bo Du

Multilingual Knowledge Graph Completion (mKGC) aim at solving queries like (h, r, ?) in different languages by reasoning a tail entity t thus improving multilingual knowledge graphs. Previous studies leverage multilingual pretrained…

Computation and Language · Computer Science 2024-06-27 Ran Song , Shizhu He , Shengxiang Gao , Li Cai , Kang Liu , Zhengtao Yu , Jun Zhao

Cross-domain recommendation (CDR) can help customers find more satisfying items in different domains. Existing CDR models mainly use common users or mapping functions as bridges between domains but have very limited exploration in fully…

Information Retrieval · Computer Science 2022-06-28 Li Zhang , Yan Ge , Jun Ma , Jianmo Ni , Haiping Lu

Graphs can model complex relationships between objects, enabling a myriad of Web applications such as online page/article classification and social recommendation. While graph neural networks(GNNs) have emerged as a powerful tool for graph…

Machine Learning · Computer Science 2023-02-28 Zemin Liu , Xingtong Yu , Yuan Fang , Xinming Zhang

A knowledge graph (KG) is a data structure which represents entities and relations as the vertices and edges of a directed graph with edge types. KGs are an important primitive in modern machine learning and artificial intelligence.…

Artificial Intelligence · Computer Science 2021-10-20 Michael R. Douglas , Michael Simkin , Omri Ben-Eliezer , Tianqi Wu , Peter Chin , Trung V. Dang , Andrew Wood

Knowledge graphs (KGs) play a crucial role in many applications, such as question answering, but incompleteness is an urgent issue for their broad application. Much research in knowledge graph completion (KGC) has been performed to resolve…

Artificial Intelligence · Computer Science 2023-01-10 Yinyu Lan , Shizhu He , Kang Liu , Jun Zhao

The task of multi-hop link prediction within knowledge graphs (KGs) stands as a challenge in the field of knowledge graph analysis, as it requires the model to reason through and understand all intermediate connections before making a…

Computation and Language · Computer Science 2025-06-17 Dong Shu , Tianle Chen , Mingyu Jin , Chong Zhang , Mengnan Du , Yongfeng Zhang

Knowledge Graph Embedding (KGE) techniques are crucial in learning compact representations of entities and relations within a knowledge graph, facilitating efficient reasoning and knowledge discovery. While existing methods typically focus…

Computation and Language · Computer Science 2024-10-29 Pengcheng Jiang , Lang Cao , Cao Xiao , Parminder Bhatia , Jimeng Sun , Jiawei Han

This work explores unifying knowledge enhanced recommendation with multi-domain recommendation systems in a conversational AI assistant application. Multi-domain recommendation leverages users' interactions in previous domains to improve…

Information Retrieval · Computer Science 2025-03-26 Elan Markowitz , Ziyan Jiang , Fan Yang , Xing Fan , Tony Chen , Greg Ver Steeg , Aram Galstyan

Existing pre-trained models for knowledge-graph-to-text (KG-to-text) generation simply fine-tune text-to-text pre-trained models such as BART or T5 on KG-to-text datasets, which largely ignore the graph structure during encoding and lack…

Computation and Language · Computer Science 2021-06-22 Pei Ke , Haozhe Ji , Yu Ran , Xin Cui , Liwei Wang , Linfeng Song , Xiaoyan Zhu , Minlie Huang

Graph-based multi-task learning at billion-scale presents a significant challenge, as different tasks correspond to distinct billion-scale graphs. Traditional multi-task learning methods often neglect these graph structures, relying solely…

Information Retrieval · Computer Science 2026-01-09 Hongyu Yao , Zijin Hong , Hao Chen , Zhiqing Li , Qijie Shen , Zuobin Ying , Qihua Feng , Huan Gong , Feiran Huang

A fundamental task for knowledge graphs (KGs) is knowledge graph completion (KGC). It aims to predict unseen edges by learning representations for all the entities and relations in a KG. A common concern when learning representations on…

Machine Learning · Computer Science 2023-02-13 Harry Shomer , Wei Jin , Wentao Wang , Jiliang Tang

Large language models (LLMs) are increasingly used in K-12 education, yet existing benchmarks such as C-Eval, CMMLU, GaokaoBench, and EduEval mainly evaluate factual recall through exam-style question answering. Effective educational AI…

Computation and Language · Computer Science 2026-05-12 Hao Liang , Qihan Lin , Zhaoyang Han , Xiaochen Ma , Zhen Hao Wong , Meiyi Qiang , Linzhuang Sun , Wentao Zhang

The vast collection of machine learning records available on the web presents a significant opportunity for meta-learning, where past experiments are leveraged to improve performance. Two crucial meta-learning tasks are pipeline performance…

Knowledge graph (KG) inference aims to address the natural incompleteness of KGs, including rule learning-based and KG embedding (KGE) models. However, the rule learning-based models suffer from low efficiency and generalization while KGE…

Artificial Intelligence · Computer Science 2022-08-23 Guanglin Niu , Bo Li , Yongfei Zhang , Shiliang Pu

NeuralKG is an open-source Python-based library for diverse representation learning of knowledge graphs. It implements three different series of Knowledge Graph Embedding (KGE) methods, including conventional KGEs, GNN-based KGEs, and…

Continual learning in computer vision faces the critical challenge of catastrophic forgetting, where models struggle to retain prior knowledge while adapting to new tasks. Although recent studies have attempted to leverage the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Xusheng Cao , Haori Lu , Linlan Huang , Fei Yang , Xialei Liu , Ming-Ming Cheng

There has been an explosion of interest in designing various Knowledge Graph Neural Networks (KGNNs), which achieve state-of-the-art performance and provide great explainability for recommendation. The promising performance is mainly…

Information Retrieval · Computer Science 2022-12-12 Huiyuan Chen , Xiaoting Li , Kaixiong Zhou , Xia Hu , Chin-Chia Michael Yeh , Yan Zheng , Hao Yang