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Network embedding, which aims to learn low-dimensional representations of nodes, has been used for various graph related tasks including visualization, link prediction and node classification. Most existing embedding methods rely solely on…

Social and Information Networks · Computer Science 2019-08-22 Palash Goyal , Homa Hosseinmardi , Emilio Ferrara , Aram Galstyan

We propose in this paper a new, hybrid document embedding approach in order to address the problem of document similarities with respect to the technical content. To do so, we employ a state-of-the-art graph techniques to first extract the…

Computation and Language · Computer Science 2019-07-02 Hamid Mirisaee , Eric Gaussier , Cedric Lagnier , Agnes Guerraz

Network representation learning in low dimensional vector space has attracted considerable attention in both academic and industrial domains. Most real-world networks are dynamic with addition/deletion of nodes and edges. The existing graph…

Machine Learning · Computer Science 2019-02-07 Sedigheh Mahdavi , Shima Khoshraftar , Aijun An

Real-world data usually have high dimensionality and it is important to mitigate the curse of dimensionality. High-dimensional data are usually in a coherent structure and make the data in relatively small true degrees of freedom. There are…

Machine Learning · Computer Science 2021-03-12 Xiang Wang , Xiaoyong Li , Junxing Zhu , Zichen Xu , Kaijun Ren , Weiming Zhang , Xinwang Liu , Kui Yu

We develop a streaming (one-pass, bounded-memory) word embedding algorithm based on the canonical skip-gram with negative sampling algorithm implemented in word2vec. We compare our streaming algorithm to word2vec empirically by measuring…

Computation and Language · Computer Science 2017-04-26 Chandler May , Kevin Duh , Benjamin Van Durme , Ashwin Lall

Word2vec (Mikolov et al., 2013) has proven to be successful in natural language processing by capturing the semantic relationships between different words. Built on top of single-word embeddings, paragraph vectors (Le and Mikolov, 2014)…

Computation and Language · Computer Science 2017-12-11 Geng Ji , Robert Bamler , Erik B. Sudderth , Stephan Mandt

Embedding audio signal segments into vectors with fixed dimensionality is attractive because all following processing will be easier and more efficient, for example modeling, classifying or indexing. Audio Word2Vec previously proposed was…

Computation and Language · Computer Science 2018-11-08 Sung-Feng Huang , Yi-Chen Chen , Hung-yi Lee , Lin-shan Lee

We present a probabilistic language model for time-stamped text data which tracks the semantic evolution of individual words over time. The model represents words and contexts by latent trajectories in an embedding space. At each moment in…

Machine Learning · Statistics 2017-07-19 Robert Bamler , Stephan Mandt

Embeddings in AI convert symbolic structures into fixed-dimensional vectors, effectively fusing multiple signals. However, the nature of this fusion in real-world data is often unclear. To address this, we introduce two methods: (1)…

Machine Learning · Computer Science 2023-11-21 Zhijin Guo , Zhaozhen Xu , Martha Lewis , Nello Cristianini

Knowledge Graph Embedding methods aim at representing entities and relations in a knowledge base as points or vectors in a continuous vector space. Several approaches using embeddings have shown promising results on tasks such as link…

Computation and Language · Computer Science 2018-11-12 Tommaso Soru , Stefano Ruberto , Diego Moussallem , André Valdestilhas , Alexander Bigerl , Edgard Marx , Diego Esteves

Knowledge graphs such as DBpedia, Freebase or Wikidata always contain a taxonomic backbone that allows the arrangement and structuring of various concepts in accordance with the hypo-hypernym ("class-subclass") relationship. With the rapid…

Computation and Language · Computer Science 2022-01-24 Irina Nikishina , Mikhail Tikhomirov , Varvara Logacheva , Yuriy Nazarov , Alexander Panchenko , Natalia Loukachevitch

Word embedding or vector representation of word holds syntactical and semantic characteristics of a word which can be an informative feature for any machine learning-based models of natural language processing. There are several deep…

Computation and Language · Computer Science 2021-05-05 Rifat Rahman

Word embeddings have been found to capture a surprisingly rich amount of syntactic and semantic knowledge. However, it is not yet sufficiently well-understood how the relational knowledge that is implicitly encoded in word embeddings can be…

Artificial Intelligence · Computer Science 2017-08-22 Zied Bouraoui , Shoaib Jameel , Steven Schockaert

Vector-space models, from word embeddings to neural network parsers, have many advantages for NLP. But how to generalise from fixed-length word vectors to a vector space for arbitrary linguistic structures is still unclear. In this paper we…

Computation and Language · Computer Science 2017-10-03 Diana Nicoleta Popa , James Henderson

Paragraph Vectors has been recently proposed as an unsupervised method for learning distributed representations for pieces of texts. In their work, the authors showed that the method can learn an embedding of movie review texts which can be…

Computation and Language · Computer Science 2015-07-30 Andrew M. Dai , Christopher Olah , Quoc V. Le

Efficient representation of text documents is an important building block in many NLP tasks. Research on long text categorization has shown that simple weighted averaging of word vectors for sentence representation often outperforms more…

Computation and Language · Computer Science 2019-11-20 Vivek Gupta , Ankit Saw , Pegah Nokhiz , Harshit Gupta , Partha Talukdar

This paper discusses how to generate general graph node embeddings from knowledge graph representations. The embedded space is composed of a number of sub-features to mimic both local affinity and remote structural relevance. These…

Machine Learning · Computer Science 2025-01-06 B. Kaan Karamete , Eli Glaser

Graph embedding provides an efficient solution for graph analysis by converting the graph into a low-dimensional space which preserves the structure information. In contrast to the graph structure data, the i.i.d. node embedding can be…

Machine Learning · Computer Science 2017-05-16 Hongyun Cai , Vincent W. Zheng , Kevin Chen-Chuan Chang

Graph embedding techniques have led to significant progress in recent years. However, present techniques are not effective enough to capture the patterns of networks. This paper propose neighbor2vec, a neighbor-based sampling strategy used…

Social and Information Networks · Computer Science 2022-01-11 Zhiming Lin

A novel sentence embedding method built upon semantic subspace analysis, called semantic subspace sentence embedding (S3E), is proposed in this work. Given the fact that word embeddings can capture semantic relationship while semantically…

Computation and Language · Computer Science 2020-03-05 Bin Wang , Fenxiao Chen , Yuncheng Wang , C. -C. Jay Kuo