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相关论文: Improving BERT Pretraining with Syntactic Supervis…

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Language models pretrained on text from a wide variety of sources form the foundation of today's NLP. In light of the success of these broad-coverage models, we investigate whether it is still helpful to tailor a pretrained model to the…

计算与语言 · 计算机科学 2020-05-07 Suchin Gururangan , Ana Marasović , Swabha Swayamdipta , Kyle Lo , Iz Beltagy , Doug Downey , Noah A. Smith

This work presents a general unsupervised learning method to improve the accuracy of sequence to sequence (seq2seq) models. In our method, the weights of the encoder and decoder of a seq2seq model are initialized with the pretrained weights…

计算与语言 · 计算机科学 2018-02-23 Prajit Ramachandran , Peter J. Liu , Quoc V. Le

While self-supervised learning has made rapid advances in natural language processing, it remains unclear when researchers should engage in resource-intensive domain-specific pretraining (domain pretraining). The law, puzzlingly, has…

计算与语言 · 计算机科学 2021-07-07 Lucia Zheng , Neel Guha , Brandon R. Anderson , Peter Henderson , Daniel E. Ho

Pre-training models are an important tool in Natural Language Processing (NLP), while the BERT model is a classic pre-training model whose structure has been widely adopted by followers. It was even chosen as the reference model for the…

分布式、并行与集群计算 · 计算机科学 2022-08-18 Jinle Zeng , Min Li , Zhihua Wu , Jiaqi Liu , Yuang Liu , Dianhai Yu , Yanjun Ma

Even though BERT achieves successful performance improvements in various supervised learning tasks, applying BERT for unsupervised tasks still holds a limitation that it requires repetitive inference for computing contextual language…

计算与语言 · 计算机科学 2020-04-20 Joongbo Shin , Yoonhyung Lee , Seunghyun Yoon , Kyomin Jung

Massively multilingual language models such as multilingual BERT offer state-of-the-art cross-lingual transfer performance on a range of NLP tasks. However, due to limited capacity and large differences in pretraining data sizes, there is a…

计算与语言 · 计算机科学 2021-09-13 Jonas Pfeiffer , Ivan Vulić , Iryna Gurevych , Sebastian Ruder

Large language models (LLMs) have achieved remarkable success in machine translation, demonstrating impressive performance across diverse languages. However, translationese, characterized by overly literal and unnatural translations,…

计算与语言 · 计算机科学 2025-03-07 Yafu Li , Ronghao Zhang , Zhilin Wang , Huajian Zhang , Leyang Cui , Yongjing Yin , Tong Xiao , Yue Zhang

Unsupervised pre-training is now the predominant approach for both text and speech understanding. Self-attention models pre-trained on large amounts of unannotated data have been hugely successful when fine-tuned on downstream tasks from a…

计算与语言 · 计算机科学 2021-10-22 Ankur Bapna , Yu-an Chung , Nan Wu , Anmol Gulati , Ye Jia , Jonathan H. Clark , Melvin Johnson , Jason Riesa , Alexis Conneau , Yu Zhang

End-to-end spoken language understanding (SLU) systems benefit from pretraining on large corpora, followed by fine-tuning on application-specific data. The resulting models are too large for on-edge applications. For instance, BERT-based…

计算与语言 · 计算机科学 2022-06-30 Pu Wang , Hugo Van hamme

In this work, we are dedicated to leveraging the BERT pre-training success and modeling the domain-specific statistics to fertilize the sign language recognition~(SLR) model. Considering the dominance of hand and body in sign language…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Weichao Zhao , Hezhen Hu , Wengang Zhou , Jiaxin Shi , Houqiang Li

Fine-tuning pre-trained language models (PTLMs), such as BERT and its better variant RoBERTa, has been a common practice for advancing performance in natural language understanding (NLU) tasks. Recent advance in representation learning…

计算与语言 · 计算机科学 2021-02-05 Wenxuan Zhou , Bill Yuchen Lin , Xiang Ren

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

Pre-trained Transformer-based models have achieved state-of-the-art performance for various Natural Language Processing (NLP) tasks. However, these models often have billions of parameters, and, thus, are too resource-hungry and…

A lot of the recent success in natural language processing (NLP) has been driven by distributed vector representations of words trained on large amounts of text in an unsupervised manner. These representations are typically used as general…

计算与语言 · 计算机科学 2018-04-03 Sandeep Subramanian , Adam Trischler , Yoshua Bengio , Christopher J Pal

Most previous neural text-to-speech (TTS) methods are mainly based on supervised learning methods, which means they depend on a large training dataset and hard to achieve comparable performance under low-resource conditions. To address this…

声音 · 计算机科学 2022-10-27 Xulong Zhang , Jianzong Wang , Ning Cheng , Jing Xiao

Many modern NLP systems rely on word embeddings, previously trained in an unsupervised manner on large corpora, as base features. Efforts to obtain embeddings for larger chunks of text, such as sentences, have however not been so…

计算与语言 · 计算机科学 2018-07-10 Alexis Conneau , Douwe Kiela , Holger Schwenk , Loic Barrault , Antoine Bordes

Recent advancements in end-to-end speech synthesis have made it possible to generate highly natural speech. However, training these models typically requires a large amount of high-fidelity speech data, and for unseen texts, the prosody of…

计算与语言 · 计算机科学 2021-11-16 Zhu Li , Yuqing Zhang , Mengxi Nie , Ming Yan , Mengnan He , Ruixiong Zhang , Caixia Gong

This paper explores the use of latent bootstrapping, an alternative self-supervision technique, for pretraining language models. Unlike the typical practice of using self-supervision on discrete subwords, latent bootstrapping leverages…

计算与语言 · 计算机科学 2023-10-31 David Samuel

Large Language Models trained on web-scale text acquire language generation abilities that can solve a wide range of tasks, particularly when task knowledge is refined into the generative prior using in-context examples. However, spurious…

计算与语言 · 计算机科学 2024-10-08 Joykirat Singh , Subhabrata Dutta , Tanmoy Chakraborty

The purpose of this study is to analyze the efficacy of transfer learning techniques and transformer-based models as applied to medical natural language processing (NLP) tasks, specifically radiological text classification. We used 1,977…

计算与语言 · 计算机科学 2020-02-19 Daniel Ranti , Katie Hanss , Shan Zhao , Varun Arvind , Joseph Titano , Anthony Costa , Eric Oermann