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Self-supervised representation learning approaches have grown in popularity due to the ability to train models on large amounts of unlabeled data and have demonstrated success in diverse fields such as natural language processing, computer…

机器学习 · 计算机科学 2023-02-06 John Harvill , Jarred Barber , Arun Nair , Ramin Pishehvar

Pretraining molecular representations from large unlabeled data is essential for molecular property prediction due to the high cost of obtaining ground-truth labels. While there exist various 2D graph-based molecular pretraining approaches,…

机器学习 · 计算机科学 2023-09-11 Sungjun Cho , Dae-Woong Jeong , Sung Moon Ko , Jinwoo Kim , Sehui Han , Seunghoon Hong , Honglak Lee , Moontae Lee

Machine learning (ML) models have been widely successful in the prediction of material properties. However, large labeled datasets required for training accurate ML models are elusive and computationally expensive to generate. Recent…

机器学习 · 计算机科学 2022-05-05 Rishikesh Magar , Yuyang Wang , Amir Barati Farimani

Image denoising is a critical task in various scientific fields such as medical imaging and material characterization, where the accurate recovery of underlying structures from noisy data is essential. Although supervised denoising…

图像与视频处理 · 电气工程与系统科学 2025-02-12 Jianxin Xie , Wonhee Ko , Rui-Xing Zhang , Bing Yao

Under certain statistical assumptions of noise, recent self-supervised approaches for denoising have been introduced to learn network parameters without true clean images, and these methods can restore an image by exploiting information…

计算机视觉与模式识别 · 计算机科学 2020-01-10 Seunghwan Lee , Donghyeon Cho , Jiwon Kim , Tae Hyun Kim

Deep learning technologies have already demonstrated a high potential to build diagnosis support systems from medical imaging data, such as Chest X-Ray images. However, the shortage of labeled data in the medical field represents one key…

图像与视频处理 · 电气工程与系统科学 2023-01-26 Iván de Andrés Tamé , Kirill Sirotkin , Pablo Carballeira , Marcos Escudero-Viñolo

Faced with the scarcity of clean label data in real scenarios, seismic denoising methods based on supervised learning (SL) often encounter performance limitations. Specifically, when a model trained on synthetic data is directly applied to…

地球物理 · 物理学 2023-11-07 Shijun Cheng , Zhiyao Cheng , Chao Jiang , Weijian Mao , Qingchen Zhang

Self-supervised learning (SSL) methods have become a dominant paradigm for creating general purpose models whose capabilities can be transferred to downstream supervised learning tasks. However, most such methods rely on vast amounts of…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Lakshay Sharma , Alex Marin

We consider the problem of denoising with the help of prior information taken from a database of clean signals or images. Denoising with variational methods is very efficient if a regularizer well adapted to the nature of the data is…

机器学习 · 计算机科学 2023-10-06 Hui Shi , Yann Traonmilin , J-F Aujol

While molecular pre-training has shown great potential in enhancing drug discovery, the lack of a solid physical interpretation in current methods raises concerns about whether the learned representation truly captures the underlying…

生物大分子 · 定量生物学 2023-11-07 Yuyan Ni , Shikun Feng , Wei-Ying Ma , Zhi-Ming Ma , Yanyan Lan

Deep convolutional neural networks (CNNs) for image denoising are usually trained on large datasets. These models achieve the current state of the art, but they have difficulties generalizing when applied to data that deviate from the…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Sreyas Mohan , Joshua L. Vincent , Ramon Manzorro , Peter A. Crozier , Eero P. Simoncelli , Carlos Fernandez-Granda

With the success of self-supervised learning (SSL), it has become a mainstream paradigm to fine-tune from self-supervised pretrained models to boost the performance on downstream tasks. However, we find that current SSL models suffer severe…

计算机视觉与模式识别 · 计算机科学 2022-07-13 Yun-Hao Cao , Peiqin Sun , Yechang Huang , Jianxin Wu , Shuchang Zhou

We propose self-adaptive training -- a unified training algorithm that dynamically calibrates and enhances training processes by model predictions without incurring an extra computational cost -- to advance both supervised and…

机器学习 · 计算机科学 2022-10-17 Lang Huang , Chao Zhang , Hongyang Zhang

Computationally expensive training strategies make self-supervised learning (SSL) impractical for resource constrained industrial settings. Techniques like knowledge distillation (KD), dynamic computation (DC), and pruning are often used to…

Self-supervised learning (SSL) plays a central role in molecular representation learning. Yet, many recent innovations in masking-based pretraining are introduced as heuristics and lack principled evaluation, obscuring which design choices…

机器学习 · 计算机科学 2025-12-09 Jiannan Yang , Veronika Thost , Tengfei Ma

Label-scarce visual classification under decentralized and heterogeneous data is a fundamental challenge in pattern recognition, especially when sites exhibit partially overlapping class sets. While self-supervised federated learning (SSFL)…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Mingkun Tan , Xilu Wang , Michael Kloster , Tim W. Nattkemper

In this paper, we propose the use of self-supervised pretraining on a large unlabelled data set to improve the performance of a personalized voice activity detection (VAD) model in adverse conditions. We pretrain a long short-term memory…

声音 · 计算机科学 2024-01-24 Holger Severin Bovbjerg , Jesper Jensen , Jan Østergaard , Zheng-Hua Tan

In recent years, semi-supervised learning (SSL) has shown tremendous success in leveraging unlabeled data to improve the performance of deep learning models, which significantly reduces the demand for large amounts of labeled data. Many SSL…

机器学习 · 计算机科学 2020-06-02 Song-Bo Yang , Tian-li Yu

In recent years, pre-trained graph neural networks (GNNs) have been developed as general models which can be effectively fine-tuned for various potential downstream tasks in materials science, and have shown significant improvements in…

材料科学 · 物理学 2025-03-04 Shuyi Jia , Shitij Govil , Manav Ramprasad , Victor Fung

Deep neural networks need a big amount of training data, while in the real world there is a scarcity of data available for training purposes. To resolve this issue unsupervised methods are used for training with limited data. In this…

计算机视觉与模式识别 · 计算机科学 2022-02-10 Sayed Hashim , Muhammad Ali