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Personalized recommendations are popular in these days of Internet driven activities, specifically shopping. Recommendation methods can be grouped into three major categories, content based filtering, collaborative filtering and machine…

信息检索 · 计算机科学 2021-01-11 Yuhao Mao , Serguei A. Mokhov , Sudhir P. Mudur

We tackle the problem of automatic generation of computer programs from a few pairs of input-output examples. The starting point of this work is the observation that in many applications a solution program must use external knowledge not…

机器学习 · 计算机科学 2023-03-16 Théo Matricon , Nathanaël Fijalkow , Gaëtan Margueritte

Recent work in Natural Language Processing and Computer Vision has been using textual information -- e.g., entity names and descriptions -- available in knowledge graphs to ground neural models to high-quality structured data. However, when…

人工智能 · 计算机科学 2023-11-28 Simone Conia , Min Li , Daniel Lee , Umar Farooq Minhas , Ihab Ilyas , Yunyao Li

Wikidata and Wikipedia have been proven useful for reason-ing in natural language applications, like question answering or entitylinking. Yet, no existing work has studied the potential of Wikidata for commonsense reasoning. This paper…

人工智能 · 计算机科学 2020-10-19 Filip Ilievski , Pedro Szekely , Daniel Schwabe

I present a web service for querying an embedding of entities in the Wikidata knowledge graph. The embedding is trained on the Wikidata dump using Gensim's Word2Vec implementation and a simple graph walk. A REST API is implemented. Together…

机器学习 · 统计学 2017-10-12 Finn Årup Nielsen

Large Language Models (LLMs) have shown extraordinary capabilities in understanding and generating text that closely mirrors human communication. However, a primary limitation lies in the significant computational demands during training,…

We examine the impact of incorporating knowledge graph information on the performance of relation extraction models across a range of datasets. Our hypothesis is that the positions of entities within a knowledge graph provide important…

计算与语言 · 计算机科学 2025-06-23 Cedric Möller , Ricardo Usbeck

A variety of knowledge graph embedding approaches have been developed. Most of them obtain embeddings by learning the structure of the knowledge graph within a link prediction setting. As a result, the embeddings reflect only the structure…

Much of work in semantic web relying on Wikipedia as the main source of knowledge often work on static snapshots of the dataset. The full history of Wikipedia revisions, while contains much more useful information, is still difficult to…

人工智能 · 计算机科学 2017-01-17 Tuan Tran , Tu Ngoc Nguyen

Knowledge graph embedding methods learn embeddings of entities and relations in a low dimensional space which can be used for various downstream machine learning tasks such as link prediction and entity matching. Various graph convolutional…

机器学习 · 计算机科学 2021-02-16 Nasrullah Sheikh , Xiao Qin , Berthold Reinwald , Christoph Miksovic , Thomas Gschwind , Paolo Scotton

In recent years recommendation systems typically employ the edge information provided by knowledge graphs combined with the advantages of high-order connectivity of graph networks in the recommendation field. However, this method is limited…

信息检索 · 计算机科学 2025-02-24 Feng Xia , Zhifei Hu

As free online encyclopedias with massive volumes of content, Wikipedia and Wikidata are key to many Natural Language Processing (NLP) tasks, such as information retrieval, knowledge base building, machine translation, text classification,…

Embedding learning, a.k.a. representation learning, has been shown to be able to model large-scale semantic knowledge graphs. A key concept is a mapping of the knowledge graph to a tensor representation whose entries are predicted by models…

机器学习 · 计算机科学 2015-12-23 Cristóbal Esteban , Volker Tresp , Yinchong Yang , Stephan Baier , Denis Krompaß

We consider the problem of identifying authorship by posing it as a knowledge graph construction and refinement. To this effect, we model this problem as learning a probabilistic logic model in the presence of human guidance…

机器学习 · 计算机科学 2023-09-13 Siwen Yan , Phillip Odom , Sriraam Natarajan

Knowledge editing aims to rectify inaccuracies in large language models (LLMs) without costly retraining for outdated or erroneous knowledge. However, current knowledge editing methods primarily focus on single editing, failing to meet the…

计算与语言 · 计算机科学 2024-06-06 Chenhui Hu , Pengfei Cao , Yubo Chen , Kang Liu , Jun Zhao

Knowledge editing aims to efficiently correct factual errors in language models. Widely used locate-then-edit methods update an MLP layer by adjusting its weights to change the mapping between the layer's input vector (key) and output…

计算与语言 · 计算机科学 2026-03-03 Haewon Park , Sangwoo Kim , Yohan Jo

With the development of deep learning technology, large language models have achieved remarkable results in many natural language processing tasks. However, these models still have certain limitations in handling complex reasoning tasks and…

计算与语言 · 计算机科学 2025-02-25 Xiaoxuan Liao , Binrong Zhu , Jacky He , Guiran Liu , Hongye Zheng , Jia Gao

The initial adoption of knowledge graphs by Google and later by big companies has increased their adoption and popularity. In this paper we present a formal model for three different types of knowledge graphs which we call RDF-based graphs,…

数据库 · 计算机科学 2021-10-27 Jose Emilio Labra Gayo

Predicting pedestrian motion trajectories is crucial for path planning and motion control of autonomous vehicles. Accurately forecasting crowd trajectories is challenging due to the uncertain nature of human motions in different…

计算机视觉与模式识别 · 计算机科学 2024-01-11 Yu Liu , Yuexin Zhang , Kunming Li , Yongliang Qiao , Stewart Worrall , You-Fu Li , He Kong

Knowledge Graph Completion is a task of expanding the knowledge graph/base through estimating possible entities, or proper nouns, that can be connected using a set of predefined relations, or verb/predicates describing interconnections of…

计算与语言 · 计算机科学 2021-01-25 Tong Chen , Sirou Zhu , Yiming Wen , Zhaomin Zheng