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Machine learning about language can be improved by supplying it with specific knowledge and sources of external information. We present here a new version of the linked open data resource ConceptNet that is particularly well suited to be…

计算与语言 · 计算机科学 2018-12-12 Robyn Speer , Joshua Chin , Catherine Havasi

Representing words by vectors, or embeddings, enables computational reasoning and is foundational to automating natural language tasks. For example, if word embeddings of similar words contain similar values, word similarity can be readily…

计算与语言 · 计算机科学 2022-02-02 Carl Allen

Learning knowledge graph embedding from an existing knowledge graph is very important to knowledge graph completion. For a fact $(h,r,t)$ with the head entity $h$ having a relation $r$ with the tail entity $t$, the current approaches aim to…

人工智能 · 计算机科学 2019-09-10 Lianbo Ma , Peng Sun , Zhiwei Lin , Hui Wang

Deep learning currently dominates the benchmarks for various NLP tasks and, at the basis of such systems, words are frequently represented as embeddings --vectors in a low dimensional space-- learned from large text corpora and various…

计算与语言 · 计算机科学 2019-09-25 Ronald Denaux , Jose Manuel Gomez-Perez

Neural network techniques are widely applied to obtain high-quality distributed representations of words, i.e., word embeddings, to address text mining, information retrieval, and natural language processing tasks. Recently, efficient…

计算与语言 · 计算机科学 2014-09-08 Qing Cui , Bin Gao , Jiang Bian , Siyu Qiu , Tie-Yan Liu

Many models learn representations of knowledge graph data by exploiting its low-rank latent structure, encoding known relations between entities and enabling unknown facts to be inferred. To predict whether a relation holds between…

机器学习 · 计算机科学 2021-01-19 Carl Allen , Ivana Balažević , Timothy Hospedales

Knowledge is captured in the form of entities and their relationships and stored in knowledge graphs. Knowledge graphs enhance the capabilities of applications in many different areas including Web search, recommendation, and natural…

机器学习 · 计算机科学 2021-03-31 Kalpa Gunaratna , Yu Wang , Hongxia Jin

Knowledge graph embedding refers to projecting entities and relations in knowledge graph into continuous vector spaces. State-of-the-art methods, such as TransE, TransH, and TransR build embeddings by treating relation as translation from…

计算与语言 · 计算机科学 2015-09-11 Jun Feng , Mantong Zhou , Yu Hao , Minlie Huang , Xiaoyan Zhu

Learned vector representations of words are useful tools for many information retrieval and natural language processing tasks due to their ability to capture lexical semantics. However, while many such tasks involve or even rely on named…

计算与语言 · 计算机科学 2020-02-13 Satya Almasian , Andreas Spitz , Michael Gertz

Knowledge graph embedding involves learning representations of entities -- the vertices of the graph -- and relations -- the edges of the graph -- such that the resulting representations encode the known factual information represented by…

机器学习 · 计算机科学 2023-03-21 Thomas Gebhart , Jakob Hansen , Paul Schrater

As an efficient model for knowledge organization, the knowledge graph has been widely adopted in several fields, e.g., biomedicine, sociology, and education. And there is a steady trend of learning embedding representations of knowledge…

计算与语言 · 计算机科学 2024-04-01 Siyu Yao , Ruijie Wang , Shen Sun , Derui Bu , Jun Liu

Network embeddings, which learn low-dimensional representations for each vertex in a large-scale network, have received considerable attention in recent years. For a wide range of applications, vertices in a network are typically…

计算与语言 · 计算机科学 2018-08-30 Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

Word Embeddings are used widely in multiple Natural Language Processing (NLP) applications. They are coordinates associated with each word in a dictionary, inferred from statistical properties of these words in a large corpus. In this paper…

计算与语言 · 计算机科学 2020-06-18 Adam Sutton , Nello Cristianini

Neural embedding approaches have become a staple in the fields of computer vision, natural language processing, and more recently, graph analytics. Given the pervasive nature of these algorithms, the natural question becomes how to exploit…

计算与语言 · 计算机科学 2020-10-27 Alexander Kalinowski , Yuan An

Knowledge graphs suffer from sparsity which degrades the quality of representations generated by various methods. While there is an abundance of textual information throughout the web and many existing knowledge bases, aligning information…

计算与语言 · 计算机科学 2021-04-13 Saed Rezayi , Handong Zhao , Sungchul Kim , Ryan A. Rossi , Nedim Lipka , Sheng Li

This paper explores entity embedding effectiveness in ad-hoc entity retrieval, which introduces distributed representation of entities into entity retrieval. The knowledge graph contains lots of knowledge and models entity semantic…

信息检索 · 计算机科学 2019-08-29 Zhenghao Liu , Chenyan Xiong , Maosong Sun , Zhiyuan Liu

Knowledge graphs contain rich relational structures of the world, and thus complement data-driven machine learning in heterogeneous data. One of the most effective methods in representing knowledge graphs is to embed symbolic relations and…

人工智能 · 计算机科学 2018-01-29 Kien Do , Truyen Tran , Svetha Venkatesh

Joint representation learning of text and knowledge within a unified semantic space enables us to perform knowledge graph completion more accurately. In this work, we propose a novel framework to embed words, entities and relations into the…

计算与语言 · 计算机科学 2016-11-15 Xu Han , Zhiyuan Liu , Maosong Sun

We propose a new method for embedding graphs while preserving directed edge information. Learning such continuous-space vector representations (or embeddings) of nodes in a graph is an important first step for using network information…

机器学习 · 计算机科学 2017-09-15 Sami Abu-El-Haija , Bryan Perozzi , Rami Al-Rfou

Knowledge graphs, on top of entities and their relationships, contain other important elements: literals. Literals encode interesting properties (e.g. the height) of entities that are not captured by links between entities alone. Most of…

人工智能 · 计算机科学 2019-07-19 Agustinus Kristiadi , Mohammad Asif Khan , Denis Lukovnikov , Jens Lehmann , Asja Fischer
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