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Self-supervised learning (SSL) representation for speech has achieved state-of-the-art (SOTA) performance on several downstream tasks. However, there remains room for improvement in speech enhancement (SE) tasks. In this study, we used a…

音频与语音处理 · 电气工程与系统科学 2022-07-06 Kuo-Hsuan Hung , Szu-wei Fu , Huan-Hsin Tseng , Hsin-Tien Chiang , Yu Tsao , Chii-Wann Lin

State-of-the-art natural language understanding classification models follow two-stages: pre-training a large language model on an auxiliary task, and then fine-tuning the model on a task-specific labeled dataset using cross-entropy loss.…

计算与语言 · 计算机科学 2021-04-06 Beliz Gunel , Jingfei Du , Alexis Conneau , Ves Stoyanov

We introduce SemCSE, an unsupervised method for learning semantic embeddings of scientific texts. Building on recent advances in contrastive learning for text embeddings, our approach leverages LLM-generated summaries of scientific…

计算与语言 · 计算机科学 2025-07-18 Marc Brinner , Sina Zarriess

Self-supervised learning (SSL)-based speech models are extensively used for full-stack speech processing. However, it has been observed that improving SSL-based speech representations using unlabeled speech for content-related tasks is…

计算与语言 · 计算机科学 2024-06-14 Amit Meghanani , Thomas Hain

Pre-trained Large Language Model (LLM) exhibits broad capabilities, yet, for specific tasks or domains their attainment of higher accuracy and more reliable reasoning generally depends on post-training through Supervised Fine-Tuning (SFT)…

人工智能 · 计算机科学 2026-03-17 Haitao Jiang , Wenbo Zhang , Jiarui Yao , Hengrui Cai , Sheng Wang , Rui Song

Going beyond mere fine-tuning of vision-language models (VLMs), learnable prompt tuning has emerged as a promising, resource-efficient alternative. Despite their potential, effectively learning prompts faces the following challenges: (i)…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Hari Chandana Kuchibhotla , Sai Srinivas Kancheti , Abbavaram Gowtham Reddy , Vineeth N Balasubramanian

Multi-agent systems with smaller language models (SLMs) present a viable alternative to single agent systems powered by large language models (LLMs) for addressing complex problems. In this work, we study how these alternatives compare in…

This paper investigates the problem of learning cross-lingual representations in a contextual space. We propose Cross-Lingual BERT Transformation (CLBT), a simple and efficient approach to generate cross-lingual contextualized word…

计算与语言 · 计算机科学 2019-09-17 Yuxuan Wang , Wanxiang Che , Jiang Guo , Yijia Liu , Ting Liu

Recently multi-lingual pre-trained language models (PLM) such as mBERT and XLM-R have achieved impressive strides in cross-lingual dense retrieval. Despite its successes, they are general-purpose PLM while the multilingual PLM tailored for…

计算与语言 · 计算机科学 2025-09-08 Shunyu Zhang , Yaobo Liang , Ming Gong , Daxin Jiang , Nan Duan

Consensus maximisation learning can provide self-supervision when different views are available of the same data. The distributional hypothesis provides another form of useful self-supervision from adjacent sentences which are plentiful in…

计算与语言 · 计算机科学 2019-05-08 Shuai Tang , Virginia R. de Sa

Unsupervised sentence representation learning aims to transform input sentences into fixed-length vectors enriched with intricate semantic information while obviating the reliance on labeled data. Recent strides within this domain have been…

计算与语言 · 计算机科学 2024-06-21 Bowen Zhang , Kehua Chang , Chunping Li

Recent advancements in open vocabulary models, like CLIP, have notably advanced zero-shot classification and segmentation by utilizing natural language for class-specific embeddings. However, most research has focused on improving model…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Wenfang Sun , Yingjun Du , Gaowen Liu , Ramana Kompella , Cees G. M. Snoek

Pre-trained transformer models shine in many natural language processing tasks and therefore are expected to bear the representation of the input sentence or text meaning. These sentence-level embeddings are also important in…

计算与语言 · 计算机科学 2025-02-21 Lukas Stankevičius , Mantas Lukoševičius

A sentence is typically treated as the minimal syntactic unit used for extracting valuable information from a longer piece of text. However, in written Thai, there are no explicit sentence markers. We proposed a deep learning model for the…

计算与语言 · 计算机科学 2019-08-27 Chanatip Saetia , Ekapol Chuangsuwanich , Tawunrat Chalothorn , Peerapon Vateekul

The Sequential Sentence Classification task within the domain of medical abstracts, termed as SSC, involves the categorization of sentences into pre-defined headings based on their roles in conveying critical information in the abstract. In…

计算与语言 · 计算机科学 2024-06-03 Phat Lam , Lam Pham , Tin Nguyen , Hieu Tang , Michael Seidl , Medina Andresel , Alexander Schindler

Recently, sentiment-aware pre-trained language models (PLMs) demonstrate impressive results in downstream sentiment analysis tasks. However, they neglect to evaluate the quality of their constructed sentiment representations; they just…

计算与语言 · 计算机科学 2024-04-02 Jaemin Kim , Yohan Na , Kangmin Kim , Sang Rak Lee , Dong-Kyu Chae

We propose PromptBERT, a novel contrastive learning method for learning better sentence representation. We firstly analyze the drawback of current sentence embedding from original BERT and find that it is mainly due to the static token…

计算与语言 · 计算机科学 2022-10-14 Ting Jiang , Jian Jiao , Shaohan Huang , Zihan Zhang , Deqing Wang , Fuzhen Zhuang , Furu Wei , Haizhen Huang , Denvy Deng , Qi Zhang

Self-training methods have been explored in recent years and have exhibited great performance in improving semi-supervised learning. This work presents a Simple instance-Adaptive self-Training method (SAT) for semi-supervised text…

计算与语言 · 计算机科学 2022-10-25 Hui Chen , Wei Han , Soujanya Poria

Recent work has shown that self-supervised pre-training leads to improvements over supervised learning on challenging visual recognition tasks. CLIP, an exciting new approach to learning with language supervision, demonstrates promising…

计算机视觉与模式识别 · 计算机科学 2021-12-24 Norman Mu , Alexander Kirillov , David Wagner , Saining Xie

In this study, we investigate self-supervised representation learning for speaker verification (SV). First, we examine a simple contrastive learning approach (SimCLR) with a momentum contrastive (MoCo) learning framework, where the MoCo…

音频与语音处理 · 电气工程与系统科学 2021-02-16 Wei Xia , Chunlei Zhang , Chao Weng , Meng Yu , Dong Yu