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Network embedding techniques inspired by word2vec represent an effective unsupervised relational learning model. Commonly, by means of a Skip-Gram procedure, these techniques learn low dimensional vector representations of the nodes in a…

Machine Learning · Computer Science 2019-07-23 Pedro Almagro-Blanco , Fernando Sancho-Caparrini

Word embedding is designed to represent the semantic meaning of a word with low dimensional vectors. The state-of-the-art methods of learning word embeddings (word2vec and GloVe) only use the word co-occurrence information. The learned…

Computation and Language · Computer Science 2018-09-11 Ruixuan Luo

Skip-gram (word2vec) is a recent method for creating vector representations of words ("distributed word representations") using a neural network. The representation gained popularity in various areas of natural language processing, because…

Computation and Language · Computer Science 2020-07-09 Tom Kocmi , Ondřej Bojar

Word embeddings aims to map sense of the words into a lower dimensional vector space in order to reason over them. Training embeddings on domain specific data helps express concepts more relevant to their use case but comes at a cost of…

Computation and Language · Computer Science 2018-08-20 Shubham Bhardwaj

Word embeddings have made enormous inroads in recent years in a wide variety of text mining applications. In this paper, we explore a word embedding-based architecture for predicting the relevance of a role between two financial entities…

Computation and Language · Computer Science 2017-04-20 Mayank Kejriwal

Recent work has demonstrated that embeddings of tree-like graphs in hyperbolic space surpass their Euclidean counterparts in performance by a large margin. Inspired by these results and scale-free structure in the word co-occurrence graph,…

Computation and Language · Computer Science 2019-05-28 Matthias Leimeister , Benjamin J. Wilson

Word embedding has become ubiquitous and is widely used in various natural language processing (NLP) tasks, such as web retrieval, web semantic analysis, and machine translation, and so on. Unfortunately, training the word embedding in a…

Computation and Language · Computer Science 2023-12-29 Wenting Li , Jiahong Xue , Xi Zhang , Huacan Chen , Zeyu Chen , Feijuan Huang , Yuanzhe Cai

Neural network based word embeddings, such as Word2Vec and GloVe, are purely data driven in that they capture the distributional information about words from the training corpus. Past works have attempted to improve these embeddings by…

Computation and Language · Computer Science 2020-01-24 Aakash Srinivasan , Harshavardhan Kamarthi , Devi Ganesan , Sutanu Chakraborti

We propose new static word embeddings optimised for sentence semantic representation. We first extract word embeddings from a pre-trained Sentence Transformer, and improve them with sentence-level principal component analysis, followed by…

Computation and Language · Computer Science 2025-10-01 Takashi Wada , Yuki Hirakawa , Ryotaro Shimizu , Takahiro Kawashima , Yuki Saito

Pre-trained word vectors are ubiquitous in Natural Language Processing applications. In this paper, we show how training word embeddings jointly with bigram and even trigram embeddings, results in improved unigram embeddings. We claim that…

Computation and Language · Computer Science 2019-04-11 Prakhar Gupta , Matteo Pagliardini , Martin Jaggi

Text word embeddings that encode distributional semantics work by modeling contextual similarities of frequently occurring words. Acoustic word embeddings, on the other hand, typically encode low-level phonetic similarities. Semantic…

Computation and Language · Computer Science 2024-07-03 Mohammad Amaan Sayeed , Hanan Aldarmaki

Conventional text classification models make a bag-of-words assumption reducing text into word occurrence counts per document. Recent algorithms such as word2vec are capable of learning semantic meaning and similarity between words in an…

Computation and Language · Computer Science 2018-07-11 Vincent Major , Alisa Surkis , Yindalon Aphinyanaphongs

Skip-gram with negative sampling, a popular variant of Word2vec originally designed and tuned to create word embeddings for Natural Language Processing, has been used to create item embeddings with successful applications in recommendation.…

Information Retrieval · Computer Science 2018-08-30 Hugo Caselles-Dupré , Florian Lesaint , Jimena Royo-Letelier

Distributional semantic models learn vector representations of words through the contexts they occur in. Although the choice of context (which often takes the form of a sliding window) has a direct influence on the resulting embeddings, the…

Computation and Language · Computer Science 2017-04-20 Pierre Lison , Andrey Kutuzov

Word embeddings are a fixed, distributional representation of the context of words in a corpus learned from word co-occurrences. While word embeddings have proven to have many practical uses in natural language processing tasks, they…

Computation and Language · Computer Science 2020-10-02 James Powell , Kari Sentz

There is rising interest in vector-space word embeddings and their use in NLP, especially given recent methods for their fast estimation at very large scale. Nearly all this work, however, assumes a single vector per word type ignoring…

Computation and Language · Computer Science 2015-04-28 Arvind Neelakantan , Jeevan Shankar , Alexandre Passos , Andrew McCallum

Recent advances in neural word embedding provide significant benefit to various information retrieval tasks. However as shown by recent studies, adapting the embedding models for the needs of IR tasks can bring considerable further…

Information Retrieval · Computer Science 2018-04-05 Navid Rekabsaz , Bhaskar Mitra , Mihai Lupu , Allan Hanbury

Sentence compression is the task of creating a shorter version of an input sentence while keeping important information. In this paper, we extend the task of compression by deletion with the use of contextual embeddings. Different from…

Information Retrieval · Computer Science 2020-06-08 Minh-Tien Nguyen , Bui Cong Minh , Dung Tien Le , Le Thai Linh

This work presents a new and simple approach for fine-tuning pretrained word embeddings for text classification tasks. In this approach, the class in which a term appears, acts as an additional contextual variable during the fine tuning…

Computation and Language · Computer Science 2019-12-17 Amr Al-Khatib , Samhaa R. El-Beltagy

Unsupervised text embedding methods, such as Skip-gram and Paragraph Vector, have been attracting increasing attention due to their simplicity, scalability, and effectiveness. However, comparing to sophisticated deep learning architectures…

Computation and Language · Computer Science 2015-08-04 Jian Tang , Meng Qu , Qiaozhu Mei
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