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Uncontextualized word embeddings are reliable feature representations of words used to obtain high quality results for various NLP applications. Given the historical success of word embeddings in NLP, we propose a retrospective on some of…

计算与语言 · 计算机科学 2019-12-02 Edward Newell , Kian Kenyon-Dean , Jackie Chi Kit Cheung

In this paper we propose the application of feature hashing to create word embeddings for natural language processing. Feature hashing has been used successfully to create document vectors in related tasks like document classification. In…

计算与语言 · 计算机科学 2017-04-18 Luis Argerich , Joaquín Torré Zaffaroni , Matías J Cano

Distributed representations of words learned from text have proved to be successful in various natural language processing tasks in recent times. While some methods represent words as vectors computed from text using predictive model…

计算与语言 · 计算机科学 2018-02-20 Abhik Jana , Pawan Goyal

Word embeddings are a powerful natural language processing technique, but they are extremely difficult to interpret. To enable interpretable NLP models, we create vectors where each dimension is inherently interpretable. By inherently…

计算与语言 · 计算机科学 2021-09-29 Adly Templeton

We present a simple yet effective approach for learning word sense embeddings. In contrast to existing techniques, which either directly learn sense representations from corpora or rely on sense inventories from lexical resources, our…

计算与语言 · 计算机科学 2017-08-14 Maria Pelevina , Nikolay Arefyev , Chris Biemann , Alexander Panchenko

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 embedding or Word2Vec has been successful in offering semantics for text words learned from the context of words. Audio Word2Vec was shown to offer phonetic structures for spoken words (signal segments for words) learned from signals…

计算与语言 · 计算机科学 2019-01-23 Yi-Chen Chen , Sung-Feng Huang , Chia-Hao Shen , Hung-yi Lee , Lin-shan Lee

The sense-aware contextualised word embeddings (SCWEs) encode semantic changes of words within the contextualised word embedding (CWE) spaces. Despite the superior performance of SCWEs in contextual/temporal semantic change detection (SCD)…

计算与语言 · 计算机科学 2024-12-05 Taichi Aida , Danushka Bollegala

The pre-trained speech encoder wav2vec 2.0 performs very well on various spoken language understanding (SLU) tasks. However, on many tasks, it trails behind text encoders with textual input. To improve the understanding capability of SLU…

计算与语言 · 计算机科学 2023-05-23 Yi Xuan Tan , Navonil Majumder , Soujanya Poria

In this work, we focus on a lightweight convolutional architecture that creates fixed-size vector embeddings of sentences. Such representations are useful for building NLP systems, including conversational agents. Our work derives from a…

计算与语言 · 计算机科学 2018-08-06 Szymon Malik , Adrian Lancucki , Jan Chorowski

Natural language processing has improved tremendously after the success of word embedding techniques such as word2vec. Recently, the same idea has been applied on source code with encouraging results. In this survey, we aim to collect and…

机器学习 · 计算机科学 2019-04-08 Zimin Chen , Martin Monperrus

Word2Vec is a prominent model for natural language processing (NLP) tasks. Similar inspiration is found in distributed embeddings for new state-of-the-art (SotA) deep neural networks. However, wrong combination of hyper-parameters can…

计算与语言 · 计算机科学 2021-04-20 Tosin P. Adewumi , Foteini Liwicki , Marcus Liwicki

While Word2Vec represents words (in text) as vectors carrying semantic information, audio Word2Vec was shown to be able to represent signal segments of spoken words as vectors carrying phonetic structure information. Audio Word2Vec can be…

计算与语言 · 计算机科学 2018-08-08 Yu-Hsuan Wang , Hung-yi Lee , Lin-shan Lee

With Company2Vec, the paper proposes a novel application in representation learning. The model analyzes business activities from unstructured company website data using Word2Vec and dimensionality reduction. Company2Vec maintains semantic…

人工智能 · 计算机科学 2023-07-19 Christopher Gerling

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…

计算与语言 · 计算机科学 2020-03-05 Bin Wang , Fenxiao Chen , Yuncheng Wang , C. -C. Jay Kuo

Computer vision has benefited from initializing multiple deep layers with weights pretrained on large supervised training sets like ImageNet. Natural language processing (NLP) typically sees initialization of only the lowest layer of deep…

计算与语言 · 计算机科学 2018-06-21 Bryan McCann , James Bradbury , Caiming Xiong , Richard Socher

Word embeddings have been shown to benefit from ensambling several word embedding sources, often carried out using straightforward mathematical operations over the set of word vectors. More recently, self-supervised learning has been used…

计算与语言 · 计算机科学 2020-01-27 James O' Neill , Danushka Bollegala

Two task-specific dependency-based word embedding methods are proposed for text classification in this work. In contrast with universal word embedding methods that work for generic tasks, we design task-specific word embedding methods to…

计算与语言 · 计算机科学 2021-10-27 Chengwei Wei , Bin Wang , C. -C. Jay Kuo

We present a novel and effective technique for performing text coherence tasks while facilitating deeper insights into the data. Despite obtaining ever-increasing task performance, modern deep-learning approaches to NLP tasks often only…

计算与语言 · 计算机科学 2019-08-09 Tanner Bohn , Yining Hu , Jinhang Zhang , Charles X. Ling

Contrastive learning has been the dominant approach to train state-of-the-art sentence embeddings. Previous studies have typically learned sentence embeddings either through the use of human-annotated natural language inference (NLI) data…

计算与语言 · 计算机科学 2023-10-25 Junlei Zhang , Zhenzhong Lan , Junxian He