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相关论文: Improving Fine-tuning of Self-supervised Models wi…

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Embedding paralinguistic properties is a challenging task as there are only a few hours of training data available for domains such as emotional speech. One solution to this problem is to pretrain a general self-supervised speech…

计算与语言 · 计算机科学 2022-11-04 Florian Lux , Ching-Yi Chen , Ngoc Thang Vu

In this work, we establish a novel theoretical connection between supervised fine-tuning and offline reinforcement learning under the token-level Markov decision process, revealing that large language models indeed learn an implicit…

计算与语言 · 计算机科学 2025-06-03 Junjie Zhang , Rushuai Yang , Shunyu Liu , Ting-En Lin , Fei Huang , Yi Chen , Yongbin Li , Dacheng Tao

Sequential Recommendationdescribes a set of techniques to model dynamic user behavior in order to predict future interactions in sequential user data. At their core, such approaches model transition probabilities between items in a…

信息检索 · 计算机科学 2021-08-17 Zhiwei Liu , Yongjun Chen , Jia Li , Philip S. Yu , Julian McAuley , Caiming Xiong

3D deep learning is a growing field of interest due to the vast amount of information stored in 3D formats. Triangular meshes are an efficient representation for irregular, non-uniform 3D objects. However, meshes are often challenging to…

计算机视觉与模式识别 · 计算机科学 2022-12-23 Ayaan Haque , Hankyu Moon , Heng Hao , Sima Didari , Jae Oh Woo , Patrick Bangert

Masked image modeling (MIM) learns representations with remarkably good fine-tuning performances, overshadowing previous prevalent pre-training approaches such as image classification, instance contrastive learning, and image-text…

计算机视觉与模式识别 · 计算机科学 2022-08-25 Yixuan Wei , Han Hu , Zhenda Xie , Zheng Zhang , Yue Cao , Jianmin Bao , Dong Chen , Baining Guo

Self-Supervised Learning (SSL) is a new paradigm for learning discriminative representations without labelled data and has reached comparable or even state-of-the-art results in comparison to supervised counterparts. Contrastive Learning…

计算机视觉与模式识别 · 计算机科学 2022-08-05 Shohreh Deldari , Hao Xue , Aaqib Saeed , Daniel V. Smith , Flora D. Salim

Self-supervised Learning (SSL) including the mainstream contrastive learning has achieved great success in learning visual representations without data annotations. However, most methods mainly focus on the instance level information (\ie,…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Mingkai Zheng , Shan You , Fei Wang , Chen Qian , Changshui Zhang , Xiaogang Wang , Chang Xu

Self-Supervised Learning (SSL) methods operate on unlabeled data to learn robust representations useful for downstream tasks. Most SSL methods rely on augmentations obtained by transforming the 2D image pixel map. These augmentations ignore…

计算机视觉与模式识别 · 计算机科学 2023-01-30 Sumukh Aithal , Anirudh Goyal , Alex Lamb , Yoshua Bengio , Michael Mozer

Contrastive learning is among the most successful methods for visual representation learning, and its performance can be further improved by jointly performing clustering on the learned representations. However, existing methods for joint…

计算机视觉与模式识别 · 计算机科学 2022-09-16 Shunjie-Fabian Zheng , JaeEun Nam , Emilio Dorigatti , Bernd Bischl , Shekoofeh Azizi , Mina Rezaei

Contrastive, self-supervised learning (SSL) is used to train a model that predicts cancer type from miRNA, mRNA or RPPA expression data. This model, a pretrained FT-Transformer, is shown to outperform XGBoost and CatBoost, standard…

机器学习 · 计算机科学 2023-11-17 Christian John Hurry , Emma Slade

Rapid progress in 3D semantic segmentation is inseparable from the advances of deep network models, which highly rely on large-scale annotated data for training. To address the high cost and challenges of 3D point-level labeling, we present…

计算机视觉与模式识别 · 计算机科学 2021-10-18 Li Jiang , Shaoshuai Shi , Zhuotao Tian , Xin Lai , Shu Liu , Chi-Wing Fu , Jiaya Jia

Self-supervised learning (SSL) has produced a diverse landscape of vision transformers (ViTs) whose pretrained representations support a wide range of downstream tasks. Towards a better understanding of these models, a body of work has…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Xiaoyan Yu , Lisa Mais , Jannik Franzen , Peter Hirsch , Nick Lechtenbörger , Andreas Mardt , Dagmar Kainmüller

Unsupervised learning is argued to be the dark matter of human intelligence. To build in this direction, this paper focuses on unsupervised learning from an abundance of unlabeled data followed by few-shot fine-tuning on a downstream…

计算机视觉与模式识别 · 计算机科学 2022-02-17 Ojas Kishore Shirekar , Hadi Jamali-Rad

Self-supervised learned (SSL) speech pre-trained models perform well across various speech processing tasks. Distilled versions of SSL models have been developed to match the needs of on-device speech applications. Though having similar…

Supervised learning demands large amounts of precisely annotated data to achieve promising results. Such data curation is labor-intensive and imposes significant overhead regarding time and costs. Self-supervised learning (SSL) partially…

计算机视觉与模式识别 · 计算机科学 2025-05-21 Thangarajah Akilan , Nusrat Jahan , Wandong Zhang

Self-supervised learning (SSL) has revolutionized visual representation learning, but has not achieved the robustness of human vision. A reason for this could be that SSL does not leverage all the data available to humans during learning.…

计算机视觉与模式识别 · 计算机科学 2024-08-09 Arthur Aubret , Céline Teulière , Jochen Triesch

For an image query, unsupervised contrastive learning labels crops of the same image as positives, and other image crops as negatives. Although intuitive, such a native label assignment strategy cannot reveal the underlying semantic…

计算机视觉与模式识别 · 计算机科学 2021-06-29 Pan Zhou , Caiming Xiong , Xiao-Tong Yuan , Steven Hoi

Pre-training a recognition model with contrastive learning on a large dataset of unlabeled data has shown great potential to boost the performance of a downstream task, e.g., image classification. However, in domains such as medical…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Jizong Peng , Ping Wang , Chrisitian Desrosiers , Marco Pedersoli

In the 21st-century information age, with the development of big data technology, effectively extracting valuable information from massive data has become a key issue. Traditional data mining methods are inadequate when faced with…

计算机视觉与模式识别 · 计算机科学 2024-11-28 Aoran Shen , Minghao Dai , Jiacheng Hu , Yingbin Liang , Shiru Wang , Junliang Du

Background and objective: Employing deep learning models in critical domains such as medical imaging poses challenges associated with the limited availability of training data. We present a strategy for improving the performance and…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Eva Pachetti , Sotirios A. Tsaftaris , Sara Colantonio