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Understanding the meaning of words is crucial for many tasks that involve human-machine interaction. This has been tackled by research in Word Sense Disambiguation (WSD) in the Natural Language Processing (NLP) field. Recently, WSD and many…

计算与语言 · 计算机科学 2020-02-26 María G. Buey , Carlos Bobed , Jorge Gracia , Eduardo Mena

This article focuses on the study of Word Embedding, a feature-learning technique in Natural Language Processing that maps words or phrases to low-dimensional vectors. Beginning with the linguistic theories concerning contextual…

计算与语言 · 计算机科学 2019-11-05 Xiaolei Lu , Bin Ni

We present a language independent, unsupervised approach for transforming word embeddings from source language to target language using a transformation matrix. Our model handles the problem of data scarcity which is faced by many languages…

Entity alignment is the task of finding entities in two knowledge bases (KBs) that represent the same real-world object. When facing KBs in different natural languages, conventional cross-lingual entity alignment methods rely on machine…

计算与语言 · 计算机科学 2017-09-27 Zequn Sun , Wei Hu , Chengkai Li

Sentence encoders, which produce sentence embeddings using neural networks, are typically evaluated by how well they transfer to downstream tasks. This includes semantic similarity, an important task in natural language understanding.…

计算与语言 · 计算机科学 2018-11-02 Li Zhang , Steven R. Wilson , Rada Mihalcea

Classic grammars and regular expressions can be used for a variety of purposes, including parsing, intent detection, and matching. However, the comparisons are performed at a structural level, with constituent elements (words or characters)…

计算与语言 · 计算机科学 2018-08-16 David Wingate , William Myers , Nancy Fulda , Tyler Etchart

Word embeddings represent a transformative technology for analyzing text data in social work research, offering sophisticated tools for understanding case notes, policy documents, research literature, and other text-based materials. This…

计算与语言 · 计算机科学 2024-11-12 Brian E. Perron , Kelley A. Rivenburgh , Bryan G. Victor , Zia Qi , Hui Luan

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…

计算与语言 · 计算机科学 2015-06-01 Xuefeng Yang , Kezhi Mao

Recent advances in word embeddings and language models use large-scale, unlabelled data and self-supervised learning to boost NLP performance. Multilingual models, often trained on web-sourced data like Wikipedia, face challenges: few…

计算与语言 · 计算机科学 2025-07-02 David Ifeoluwa Adelani

We study the problem of multilingual masked language modeling, i.e. the training of a single model on concatenated text from multiple languages, and present a detailed study of several factors that influence why these models are so…

计算与语言 · 计算机科学 2020-05-11 Shijie Wu , Alexis Conneau , Haoran Li , Luke Zettlemoyer , Veselin Stoyanov

Distributional semantics models derive word space from linguistic items in context. Meaning is obtained by defining a distance measure between vectors corresponding to lexical entities. Such vectors present several problems. In this paper…

计算与语言 · 计算机科学 2017-12-25 Jakub Dutkiewicz , Czesław Jędrzejek

Word and phrase tables are key inputs to machine translations, but costly to produce. New unsupervised learning methods represent words and phrases in a high-dimensional vector space, and these monolingual embeddings have been shown to…

计算与语言 · 计算机科学 2018-04-25 Stefan Jansen

Embeddings are a basic initial feature extraction step in many machine learning models, particularly in natural language processing. An embedding attempts to map data tokens to a low-dimensional space where similar tokens are mapped to…

机器学习 · 计算机科学 2025-04-10 Golara Ahmadi Azar , Melika Emami , Alyson Fletcher , Sundeep Rangan

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…

计算与语言 · 计算机科学 2025-10-01 Takashi Wada , Yuki Hirakawa , Ryotaro Shimizu , Takahiro Kawashima , Yuki Saito

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

In the process of numerically modeling natural languages, developing language embeddings is a vital step. However, it is challenging to develop functional embeddings for resource-poor languages such as Sinhala, for which sufficiently large…

计算与语言 · 计算机科学 2022-10-27 Gihan Weeraprameshwara , Vihanga Jayawickrama , Nisansa de Silva , Yudhanjaya Wijeratne

Methods for learning word sense embeddings represent a single word with multiple sense-specific vectors. These methods should not only produce interpretable sense embeddings, but should also learn how to select which sense to use in a given…

计算与语言 · 计算机科学 2019-12-17 Fenfei Guo , Mohit Iyyer , Jordan Boyd-Graber

We consider the problem of developing suitable learning representations (embeddings) for library packages that capture semantic similarity among libraries. Such representations are known to improve the performance of downstream learning…

软件工程 · 计算机科学 2019-04-09 Bart Theeten , Frederik Vandeputte , Tom Van Cutsem

Acoustic word embeddings (AWEs) are vector representations of spoken word segments. AWEs can be learned jointly with embeddings of character sequences, to generate phonetically meaningful embeddings of written words, or acoustically…

计算与语言 · 计算机科学 2020-06-26 Yushi Hu , Shane Settle , Karen Livescu

State-of-the-art methods for learning cross-lingual word embeddings have relied on bilingual dictionaries or parallel corpora. Recent studies showed that the need for parallel data supervision can be alleviated with character-level…

计算与语言 · 计算机科学 2018-01-31 Alexis Conneau , Guillaume Lample , Marc'Aurelio Ranzato , Ludovic Denoyer , Hervé Jégou