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Learning vector representation for words is an important research field which may benefit many natural language processing tasks. Two limitations exist in nearly all available models, which are the bias caused by the context definition and…

Computation and Language · Computer Science 2015-06-01 Xuefeng Yang , Kezhi Mao

Word embeddings learnt from large corpora have been adopted in various applications in natural language processing and served as the general input representations to learning systems. Recently, a series of post-processing methods have been…

Machine Learning · Computer Science 2019-10-25 Shuai Tang , Mahta Mousavi , Virginia R. de Sa

Word vector specialisation (also known as retrofitting) is a portable, light-weight approach to fine-tuning arbitrary distributional word vector spaces by injecting external knowledge from rich lexical resources such as WordNet. By design,…

Computation and Language · Computer Science 2018-05-10 Ivan Vulić , Goran Glavaš , Nikola Mrkšić , Anna Korhonen

Distributed representations of words which map each word to a continuous vector have proven useful in capturing important linguistic information not only in a single language but also across different languages. Current unsupervised…

Computation and Language · Computer Science 2019-04-23 Haozhou Wang , James Henderson , Paola Merlo

Vector-based word representations help countless Natural Language Processing (NLP) tasks capture the language's semantic and syntactic regularities. In this paper, we present the characteristics of existing word embedding approaches and…

Computation and Language · Computer Science 2024-03-05 Obaidullah Zaland , Muhammad Abulaish , Mohd. Fazil

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

Distributional representations of words, also known as word vectors, have become crucial for modern natural language processing tasks due to their wide applications. Recently, a growing body of word vector postprocessing algorithm has…

Computation and Language · Computer Science 2019-11-26 Zekun Yang , Tianlin Liu

Current approaches to learning vector representations of text that are compatible between different languages usually require some amount of parallel text, aligned at word, sentence or at least document level. We hypothesize however, that…

Computation and Language · Computer Science 2016-08-11 Antonio Valerio Miceli Barone

As the first step in automated natural language processing, representing words and sentences is of central importance and has attracted significant research attention. Different approaches, from the early one-hot and bag-of-words…

Computation and Language · Computer Science 2019-11-06 Wenye Li , Senyue Hao

Although embedded vector representations of words offer impressive performance on many natural language processing (NLP) applications, the information of ordered input sequences is lost to some extent if only context-based samples are used…

Computation and Language · Computer Science 2020-02-18 Bin Wang , Fenxiao Chen , Angela Wang , C. -C. Jay Kuo

Learning representations for semantic relations is important for various tasks such as analogy detection, relational search, and relation classification. Although there have been several proposals for learning representations for individual…

Computation and Language · Computer Science 2015-05-04 Danushka Bollegala , Takanori Maehara , Ken-ichi Kawarabayashi

Distributed word vector spaces are considered hard to interpret which hinders the understanding of natural language processing (NLP) models. In this work, we introduce a new method to interpret arbitrary samples from a word vector space. To…

Computation and Language · Computer Science 2019-04-03 Robert Schwarzenberg , Lisa Raithel , David Harbecke

Vector representations obtained from word embedding are the source of many groundbreaking advances in natural language processing. They yield word representations that are capable of capturing semantics and analogies of words within a text…

Computation and Language · Computer Science 2023-05-09 Didier Gohourou , Kazuhiro Kuwabara

Bias in word embeddings such as Word2Vec has been widely investigated, and many efforts made to remove such bias. We show how to use conceptors debiasing to post-process both traditional and contextualized word embeddings. Our conceptor…

Computation and Language · Computer Science 2019-06-17 Saket Karve , Lyle Ungar , João Sedoc

We describe an approach for unsupervised learning of a generic, distributed sentence encoder. Using the continuity of text from books, we train an encoder-decoder model that tries to reconstruct the surrounding sentences of an encoded…

Computation and Language · Computer Science 2015-06-23 Ryan Kiros , Yukun Zhu , Ruslan Salakhutdinov , Richard S. Zemel , Antonio Torralba , Raquel Urtasun , Sanja Fidler

Learning vectors that capture the meaning of concepts remains a fundamental challenge. Somewhat surprisingly, perhaps, pre-trained language models have thus far only enabled modest improvements to the quality of such concept embeddings.…

Computation and Language · Computer Science 2023-05-18 Na Li , Hanane Kteich , Zied Bouraoui , Steven Schockaert

Current distributed representations of words show little resemblance to theories of lexical semantics. The former are dense and uninterpretable, the latter largely based on familiar, discrete classes (e.g., supersenses) and relations (e.g.,…

Computation and Language · Computer Science 2015-06-08 Manaal Faruqui , Yulia Tsvetkov , Dani Yogatama , Chris Dyer , Noah Smith

This study aims to demonstrate the methods for detecting negations in a sentence by uniquely evaluating the lexical structure of the text via word-sense disambiguation. The proposed framework examines all the unique features in the various…

Computation and Language · Computer Science 2025-02-11 Izunna Okpala , Guillermo Romera Rodriguez , Andrea Tapia , Shane Halse , Jess Kropczynski

Many Natural Language Processing applications nowadays rely on pre-trained word representations estimated from large text corpora such as news collections, Wikipedia and Web Crawl. In this paper, we show how to train high-quality word…

Computation and Language · Computer Science 2017-12-29 Tomas Mikolov , Edouard Grave , Piotr Bojanowski , Christian Puhrsch , Armand Joulin

Real-valued word representations have transformed NLP applications; popular examples are word2vec and GloVe, recognized for their ability to capture linguistic regularities. In this paper, we demonstrate a {\em very simple}, and yet…

Computation and Language · Computer Science 2018-03-21 Jiaqi Mu , Suma Bhat , Pramod Viswanath
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