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Commonsense reasoning systems should be able to generalize to diverse reasoning cases. However, most state-of-the-art approaches depend on expensive data annotations and overfit to a specific benchmark without learning how to perform…

人工智能 · 计算机科学 2022-06-23 Yu Jin Kim , Beong-woo Kwak , Youngwook Kim , Reinald Kim Amplayo , Seung-won Hwang , Jinyoung Yeo

Entities may have complex interactions in a knowledge graph (KG), such as multi-step relationships, which can be viewed as graph contextual information of the entities. Traditional knowledge representation learning (KRL) methods usually…

计算与语言 · 计算机科学 2020-12-08 Bin He , Di Zhou , Jing Xie , Jinghui Xiao , Xin Jiang , Qun Liu

Knowledge graphs (KGs) are instrumental in various real-world applications, yet they often suffer from incompleteness due to missing relations. To predict instances for novel relations with limited training examples, few-shot relation…

机器学习 · 计算机科学 2024-10-18 Ran Liu , Zhongzhou Liu , Xiaoli Li , Yuan Fang

Knowledge graph completion (KGC), the task of predicting missing information based on the existing relational data inside a knowledge graph (KG), has drawn significant attention in recent years. However, the predictive power of KGC methods…

计算与语言 · 计算机科学 2023-05-26 Weihang Zhang , Ovidiu Serban , Jiahao Sun , Yi-ke Guo

Knowledge Graph Embeddings (KGEs) have been intensively explored in recent years due to their promise for a wide range of applications. However, existing studies focus on improving the final model performance without acknowledging the…

机器学习 · 计算机科学 2022-01-25 Xutan Peng , Guanyi Chen , Chenghua Lin , Mark Stevenson

We address the problem of learning vector representations for entities and relations in Knowledge Graphs (KGs) for Knowledge Base Completion (KBC). This problem has received significant attention in the past few years and multiple methods…

人工智能 · 计算机科学 2018-01-09 Srinivas Ravishankar , Chandrahas , Partha Pratim Talukdar

Knowledge Graph Embedding (KGE) techniques play a pivotal role in transforming symbolic Knowledge Graphs (KGs) into numerical representations, thereby enhancing various deep learning models for knowledge-augmented applications. Unlike…

机器学习 · 计算机科学 2025-03-24 Guanglin Niu

Key-value relations are prevalent in Visually-Rich Documents (VRDs), often depicted in distinct spatial regions accompanied by specific color and font styles. These non-textual cues serve as important indicators that greatly enhance human…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Hao Wang , Tang Li , Chenhui Chu , Nengjun Zhu , Rui Wang , Pinpin Zhu

The goal of representation learning of knowledge graph is to encode both entities and relations into a low-dimensional embedding spaces. Many recent works have demonstrated the benefits of knowledge graph embedding on knowledge graph…

人工智能 · 计算机科学 2019-10-11 Wenqiang Liu , Hongyun Cai , Xu Cheng , Sifa Xie , Yipeng Yu , Hanyu Zhang

In this paper, we mainly focus on the problem of how to learn additional feature representations for few-shot image classification through pretext tasks (e.g., rotation or color permutation and so on). This additional knowledge generated by…

计算机视觉与模式识别 · 计算机科学 2022-07-15 Min Zhang , Siteng Huang , Wenbin Li , Donglin Wang

Few-shot relation classification seeks to classify incoming query instances after meeting only few support instances. This ability is gained by training with large amount of in-domain annotated data. In this paper, we tackle an even harder…

计算与语言 · 计算机科学 2020-12-15 Xiaoqing Geng , Xiwen Chen , Kenny Q. Zhu , Libin Shen , Yinggong Zhao

Knowledge graphs (KGs) capture knowledge in the form of head--relation--tail triples and are a crucial component in many AI systems. There are two important reasoning tasks on KGs: (1) single-hop knowledge graph completion, which involves…

机器学习 · 计算机科学 2021-11-03 Hongyu Ren , Hanjun Dai , Bo Dai , Xinyun Chen , Denny Zhou , Jure Leskovec , Dale Schuurmans

Knowledge graph (KG) completion aims to fill the missing facts in a KG, where a fact is represented as a triple in the form of $(subject, relation, object)$. Current KG completion models compel two-thirds of a triple provided (e.g.,…

机器学习 · 计算机科学 2019-01-01 Lingbing Guo , Qingheng Zhang , Weiyi Ge , Wei Hu , Yuzhong Qu

Meta learning is a promising solution to few-shot learning problems. However, existing meta learning methods are restricted to the scenarios where training and application tasks share the same out-put structure. To obtain a meta model…

机器学习 · 计算机科学 2019-04-22 Yingtian Zou , Jiashi Feng

Knowledge graphs (KGs) store enormous facts as relationships between entities. Due to the long-tailed distribution of relations and the incompleteness of KGs, there is growing interest in few-shot knowledge graph completion (FKGC). Existing…

信息检索 · 计算机科学 2024-08-06 Zicheng Zhao , Linhao Luo , Shirui Pan , Chengqi Zhang , Chen Gong

Knowledge graph embedding, which aims to represent entities and relations as low dimensional vectors (or matrices, tensors, etc.), has been shown to be a powerful technique for predicting missing links in knowledge graphs. Existing…

机器学习 · 计算机科学 2022-04-07 Zhanqiu Zhang , Jianyu Cai , Yongdong Zhang , Jie Wang

Knowledge tracing (KT) which aims at predicting learner's knowledge mastery plays an important role in the computer-aided educational system. In recent years, many deep learning models have been applied to tackle the KT task, which have…

计算机与社会 · 计算机科学 2022-08-30 Hanshuang Tong , Zhen Wang , Yun Zhou , Shiwei Tong , Wenyuan Han , Qi Liu

Low-shot relation extraction~(RE) aims to recognize novel relations with very few or even no samples, which is critical in real scenario application. Few-shot and zero-shot RE are two representative low-shot RE tasks, which seem to be with…

计算与语言 · 计算机科学 2022-03-24 Fangchao Liu , Hongyu Lin , Xianpei Han , Boxi Cao , Le Sun

Knowledge graphs (KGs) consisting of a large number of triples have become widespread recently, and many knowledge graph embedding (KGE) methods are proposed to embed entities and relations of a KG into continuous vector spaces. Such…

机器学习 · 计算机科学 2022-05-09 Mingyang Chen , Wen Zhang , Yushan Zhu , Hongting Zhou , Zonggang Yuan , Changliang Xu , Huajun Chen

Knowledge Graph Completion (KGC) has been proposed to improve Knowledge Graphs by filling in missing connections via link prediction or relation extraction. One of the main difficulties for KGC is a low resource problem. Previous approaches…

计算与语言 · 计算机科学 2023-01-26 Ningyu Zhang , Shumin Deng , Zhanlin Sun , Jiaoayan Chen , Wei Zhang , Huajun Chen