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Recent multilingual pretrained language models (mPLMs) often avoid using language embeddings -- learnable vectors assigned to individual languages. However, this places a significant burden on token representations to encode all…

计算与语言 · 计算机科学 2025-05-23 Yihong Liu , Haotian Ye , Chunlan Ma , Mingyang Wang , Hinrich Schütze

In this paper, we propose a new approach to learn multimodal multilingual embeddings for matching images and their relevant captions in two languages. We combine two existing objective functions to make images and captions close in a joint…

计算与语言 · 计算机科学 2020-11-02 Alireza Mohammadshahi , Remi Lebret , Karl Aberer

Great progress has been made in unsupervised bilingual lexicon induction (UBLI) by aligning the source and target word embeddings independently trained on monolingual corpora. The common assumption of most UBLI models is that the embedding…

计算与语言 · 计算机科学 2021-05-27 Hailong Cao , Tiejun Zhao

The extensive memory footprint of language model (LM) fine-tuning poses a challenge for both researchers and practitioners. LMs use an embedding matrix to represent extensive vocabularies, forming a substantial proportion of the model…

计算与语言 · 计算机科学 2025-03-26 Miles Williams , Nikolaos Aletras

Dense vector representations for textual data are crucial in modern NLP. Word embeddings and sentence embeddings estimated from raw texts are key in achieving state-of-the-art results in various tasks requiring semantic understanding.…

计算与语言 · 计算机科学 2023-07-06 Sonal Sannigrahi , Josef van Genabith , Cristina Espana-Bonet

Sentence embedding tasks are important in natural language processing (NLP), but improving their performance while keeping them reliable is still hard. This paper presents a framework that combines pseudo-label generation and model ensemble…

计算与语言 · 计算机科学 2025-01-28 Ziwei Liu , Qi Zhang , Lifu Gao

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

Pre-trained multilingual language encoders, such as multilingual BERT and XLM-R, show great potential for zero-shot cross-lingual transfer. However, these multilingual encoders do not precisely align words and phrases across languages.…

计算与语言 · 计算机科学 2021-09-13 Kuan-Hao Huang , Wasi Uddin Ahmad , Nanyun Peng , Kai-Wei Chang

End-to-end multilingual speech recognition involves using a single model training on a compositional speech corpus including many languages, resulting in a single neural network to handle transcribing different languages. Due to the fact…

计算与语言 · 计算机科学 2021-05-10 Ngoc-Quan Pham , Tuan-Nam Nguyen , Sebastian Stueker , Alexander Waibel

It is today acknowledged that neural network language models outperform backoff language models in applications like speech recognition or statistical machine translation. However, training these models on large amounts of data can take…

神经与进化计算 · 计算机科学 2015-07-08 Aram Ter-Sarkisov , Holger Schwenk , Loic Barrault , Fethi Bougares

While vision-language pre-trained models (VL-PTMs) have advanced multimodal research in recent years, their mastery in a few languages like English restricts their applicability in broader communities. To this end, there is an increasing…

计算机视觉与模式识别 · 计算机科学 2024-01-31 Bang Yang , Yong Dai , Xuxin Cheng , Yaowei Li , Asif Raza , Yuexian Zou

Building machine learning prediction models for a specific NLP task requires sufficient training data, which can be difficult to obtain for less-resourced languages. Cross-lingual embeddings map word embeddings from a less-resourced…

计算与语言 · 计算机科学 2022-06-01 Matej Ulčar , Marko Robnik-Šikonja

Large-scale cross-lingual language models (LM), such as mBERT, Unicoder and XLM, have achieved great success in cross-lingual representation learning. However, when applied to zero-shot cross-lingual transfer tasks, most existing methods…

计算与语言 · 计算机科学 2020-12-16 Yuwei Fang , Shuohang Wang , Zhe Gan , Siqi Sun , Jingjing Liu

It is very challenging to work with low-resource languages due to the inadequate availability of data. Using a dictionary to map independently trained word embeddings into a shared vector space has proved to be very useful in learning…

计算与语言 · 计算机科学 2019-10-16 Sourav Dutta

Multilingual neural machine translation (NMT), which translates multiple languages using a single model, is of great practical importance due to its advantages in simplifying the training process, reducing online maintenance costs, and…

计算与语言 · 计算机科学 2019-08-27 Xu Tan , Jiale Chen , Di He , Yingce Xia , Tao Qin , Tie-Yan Liu

The main goal behind state-of-the-art pre-trained multilingual models such as multilingual BERT and XLM-R is enabling and bootstrapping NLP applications in low-resource languages through zero-shot or few-shot cross-lingual transfer.…

计算与语言 · 计算机科学 2020-10-07 Jonas Pfeiffer , Ivan Vulić , Iryna Gurevych , Sebastian Ruder

Vision-Language Pre-training (VLP) has advanced the performance of many vision-language tasks, such as image-text retrieval, visual entailment, and visual reasoning. The pre-training mostly utilizes lexical databases and image queries in…

计算与语言 · 计算机科学 2023-06-30 Yasmine Karoui , Rémi Lebret , Negar Foroutan , Karl Aberer

Despite the widespread multilingual deployment of large language models, post-training pipelines remain predominantly English-centric, contributing to performance disparities across languages. We present a systematic, controlled study of…

计算与语言 · 计算机科学 2026-04-16 Mehak Dhaliwal , Shashwat Chaurasia , Yao Qin , Dezhi Hong , Thomas Butler

Cross-lingual transfer is a popular approach to increase the amount of training data for NLP tasks in a low-resource context. However, the best strategy to decide which cross-lingual data to include is unclear. Prior research often focuses…

计算与语言 · 计算机科学 2025-05-22 Verena Blaschke , Masha Fedzechkina , Maartje ter Hoeve

Large language models (LLMs) often encode word-form variation (e.g., walk vs. walked) as linear directions in the embedding space. However, standard tokenization algorithms treat such variants as distinct words with different vocabulary…

计算与语言 · 计算机科学 2026-04-21 Yuval Reif , Guy Kaplan , Roy Schwartz