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Resources for the non-English languages are scarce and this paper addresses this problem in the context of machine translation, by automatically extracting parallel sentence pairs from the multilingual articles available on the Internet. In…

计算与语言 · 计算机科学 2018-06-27 Sree Harsha Ramesh , Krishna Prasad Sankaranarayanan

We propose a new approach for learning contextualised cross-lingual word embeddings based on a small parallel corpus (e.g. a few hundred sentence pairs). Our method obtains word embeddings via an LSTM encoder-decoder model that…

计算与语言 · 计算机科学 2021-10-22 Takashi Wada , Tomoharu Iwata , Yuji Matsumoto , Timothy Baldwin , Jey Han Lau

Many methods have been proposed to find vector representation for words, but most rely on capturing context from the text to find semantic relationships between these vectors. We propose a novel method of using dictionary meanings and image…

计算与语言 · 计算机科学 2024-12-06 Harsh Kumar

Tokenization and sub-tokenization based models like word2vec, BERT and the GPTs are the state-of-the-art in natural language processing. Typically, these approaches have limitations with respect to their input representation. They fail to…

计算与语言 · 计算机科学 2026-02-26 Felix Schneider , Maria Gogolev , Sven Sickert , Joachim Denzler

We explore ways of incorporating bilingual dictionaries to enable semi-supervised neural machine translation. Conventional back-translation methods have shown success in leveraging target side monolingual data. However, since the quality of…

计算与语言 · 计算机科学 2020-04-07 Sreyashi Nag , Mihir Kale , Varun Lakshminarasimhan , Swapnil Singhavi

In this paper, we describe our submission to the WMT19 low-resource parallel corpus filtering shared task. Our main approach is based on the LASER toolkit (Language-Agnostic SEntence Representations), which uses an encoder-decoder…

计算与语言 · 计算机科学 2019-06-24 Vishrav Chaudhary , Yuqing Tang , Francisco Guzmán , Holger Schwenk , Philipp Koehn

Motivations like domain adaptation, transfer learning, and feature learning have fueled interest in inducing embeddings for rare or unseen words, n-grams, synsets, and other textual features. This paper introduces a la carte embedding, a…

计算与语言 · 计算机科学 2018-05-16 Mikhail Khodak , Nikunj Saunshi , Yingyu Liang , Tengyu Ma , Brandon Stewart , Sanjeev Arora

A recent research line has obtained strong results on bilingual lexicon induction by aligning independently trained word embeddings in two languages and using the resulting cross-lingual embeddings to induce word translation pairs through…

计算与语言 · 计算机科学 2021-12-28 Mikel Artetxe , Gorka Labaka , Eneko Agirre

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

Deep learning currently dominates the benchmarks for various NLP tasks and, at the basis of such systems, words are frequently represented as embeddings --vectors in a low dimensional space-- learned from large text corpora and various…

计算与语言 · 计算机科学 2019-09-25 Ronald Denaux , Jose Manuel Gomez-Perez

Word embeddings are numerical vectors which can represent words or concepts in a low-dimensional continuous space. These vectors are able to capture useful syntactic and semantic information. The traditional approaches like Word2Vec, GloVe…

计算与语言 · 计算机科学 2020-01-22 Jessica Rodrigues da Silva , Helena de Medeiros Caseli

Most of the existing methods for bilingual word embedding only consider shallow context or simple co-occurrence information. In this paper, we propose a latent bilingual sense unit (Bilingual Sense Clique, BSC), which is derived from a…

计算与语言 · 计算机科学 2018-06-19 Rui Wang , Hai Zhao , Sabine Ploux , Bao-Liang Lu , Masao Utiyama , Eiichiro Sumita

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…

机器学习 · 计算机科学 2019-07-23 Pedro Almagro-Blanco , Fernando Sancho-Caparrini

Recognizing semantically similar sentences or paragraphs across languages is beneficial for many tasks, ranging from cross-lingual information retrieval and plagiarism detection to machine translation. Recently proposed methods for…

计算与语言 · 计算机科学 2018-01-22 Goran Glavaš , Marc Franco-Salvador , Simone Paolo Ponzetto , Paolo Rosso

Word embeddings, which represent a word as a point in a vector space, have become ubiquitous to several NLP tasks. A recent line of work uses bilingual (two languages) corpora to learn a different vector for each sense of a word, by…

计算与语言 · 计算机科学 2017-06-27 Shyam Upadhyay , Kai-Wei Chang , Matt Taddy , Adam Kalai , James Zou

We intend to generate low-dimensional explicit distributional semantic vectors. In explicit semantic vectors, each dimension corresponds to a word, so word vectors are interpretable. In this research, we propose a new approach to obtain…

计算与语言 · 计算机科学 2021-11-29 Atefe Pakzad , Morteza Analoui

In cross-lingual text classification, it is required that task-specific training data in high-resource source languages are available, where the task is identical to that of a low-resource target language. However, collecting such training…

The lack or absence of parallel and comparable corpora makes bilingual lexicon extraction a difficult task for low-resource languages. The pivot language and cognate recognition approaches have been proven useful for inducing bilingual…

计算与语言 · 计算机科学 2020-10-07 Arbi Haza Nasution , Yohei Murakami , Toru Ishida

Very low-resource languages, having only a few million tokens worth of data, are not well-supported by multilingual NLP approaches due to poor quality cross-lingual word representations. Recent work showed that good cross-lingual…

计算与语言 · 计算机科学 2023-11-22 Viktor Hangya , Silvia Severini , Radoslav Ralev , Alexander Fraser , Hinrich Schütze

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