中文
相关论文

相关论文: Refining Self-Supervised Learning in Imaging: Beyo…

200 篇论文

The modern image search system requires semantic understanding of image, and a key yet under-addressed problem is to learn a good metric for measuring the similarity between images. While deep metric learning has yielded impressive…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Jian Wang , Feng Zhou , Shilei Wen , Xiao Liu , Yuanqing Lin

Contrastive self-supervised learning (CSL) has managed to match or surpass the performance of supervised learning in image and video classification. However, it is still largely unknown if the nature of the representations induced by the…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Rohit Gupta , Naveed Akhtar , Ajmal Mian , Mubarak Shah

The lack of labeled data is a key challenge for learning useful representation from time series data. However, an unsupervised representation framework that is capable of producing high quality representations could be of great value. It is…

In the past few years, we have witnessed remarkable breakthroughs in self-supervised representation learning. Despite the success and adoption of representations learned through this paradigm, much is yet to be understood about how…

计算机视觉与模式识别 · 计算机科学 2021-08-20 Klemen Kotar , Gabriel Ilharco , Ludwig Schmidt , Kiana Ehsani , Roozbeh Mottaghi

Understanding self-supervised learning is important but challenging. Previous theoretical works study the role of pretraining losses, and view neural networks as general black boxes. However, the recent work of Saunshi et al. argues that…

机器学习 · 计算机科学 2023-04-11 Jeff Z. HaoChen , Tengyu Ma

Although an object may appear in numerous contexts, we often describe it in a limited number of ways. Language allows us to abstract away visual variation to represent and communicate concepts. Building on this intuition, we propose an…

计算机视觉与模式识别 · 计算机科学 2023-03-30 Mohamed El Banani , Karan Desai , Justin Johnson

In recent years, contrastive learning achieves impressive results on self-supervised visual representation learning, but there still lacks a rigorous understanding of its learning dynamics. In this paper, we show that if we cast a…

机器学习 · 计算机科学 2023-03-09 Yifei Wang , Qi Zhang , Tianqi Du , Jiansheng Yang , Zhouchen Lin , Yisen Wang

Deep learning-based recommender systems have achieved remarkable success in recent years. However, these methods usually heavily rely on labeled data (i.e., user-item interactions), suffering from problems such as data sparsity and…

信息检索 · 计算机科学 2023-10-12 Mengyuan Jing , Yanmin Zhu , Tianzi Zang , Ke Wang

Masked image modelling (e.g., Masked AutoEncoder) and contrastive learning (e.g., Momentum Contrast) have shown impressive performance on unsupervised visual representation learning. This work presents Masked Contrastive Representation…

计算机视觉与模式识别 · 计算机科学 2022-11-14 Yuchong Yao , Nandakishor Desai , Marimuthu Palaniswami

Long-term forecasting presents unique challenges due to the time and memory complexity of handling long sequences. Existing methods, which rely on sliding windows to process long sequences, struggle to effectively capture long-term…

机器学习 · 计算机科学 2024-03-26 Junwoo Park , Daehoon Gwak , Jaegul Choo , Edward Choi

Contrastive learning has moved the state of the art for many tasks in computer vision and information retrieval in recent years. This poster is the first work that applies supervised contrastive learning to the task of product matching in…

机器学习 · 计算机科学 2022-05-03 Ralph Peeters , Christian Bizer

Recently, self-supervised metric learning has raised attention for the potential to learn a generic distance function. It overcomes the limitations of conventional supervised one, e.g., scalability and label biases. Despite progress in this…

计算机视觉与模式识别 · 计算机科学 2023-12-05 Jiantao Wu , Shentong Mo , Sara Atito , Josef Kittler , Zhenhua Feng , Muhammad Awais

Contrastive self-supervised learning (CSL) based on instance discrimination typically attracts positive samples while repelling negatives to learn representations with pre-defined binary self-supervision. However, vanilla CSL is inadequate…

计算机视觉与模式识别 · 计算机科学 2022-11-04 Yifei Zhang , Chang Liu , Yu Zhou , Weiping Wang , Qixiang Ye , Xiangyang Ji

Contrastive self-supervised learning has emerged as a promising approach to unsupervised visual representation learning. In general, these methods learn global (image-level) representations that are invariant to different views (i.e.,…

计算机视觉与模式识别 · 计算机科学 2020-12-09 Pedro O. Pinheiro , Amjad Almahairi , Ryan Y. Benmalek , Florian Golemo , Aaron Courville

Contrastive learning is a popular form of self-supervised learning that encourages augmentations (views) of the same input to have more similar representations compared to augmentations of different inputs. Recent attempts to theoretically…

Complex data mining has wide application value in many fields, especially in the feature extraction and classification tasks of unlabeled data. This paper proposes an algorithm based on self-supervised learning and verifies its…

机器学习 · 计算机科学 2025-04-08 Yingbin Liang , Lu Dai , Shuo Shi , Minghao Dai , Junliang Du , Haige Wang

Self-supervised learning of deep neural networks has become a prevalent paradigm for learning representations that transfer to a variety of downstream tasks. Similar to proposed models of the ventral stream of biological vision, it is…

机器学习 · 计算机科学 2023-06-26 Kion Fallah , Alec Helbling , Kyle A. Johnsen , Christopher J. Rozell

Contrastive learning has recently emerged as a promising approach for learning data representations that discover and disentangle the explanatory factors of the data. Previous analyses of such approaches have largely focused on individual…

机器学习 · 计算机科学 2023-11-09 Stefan Matthes , Zhiwei Han , Hao Shen

In this paper, we address a highly challenging yet critical task: unsupervised long-term person re-identification with clothes change. Existing unsupervised person re-id methods are mainly designed for short-term scenarios and usually rely…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Mingkun Li , Peng Xu , Chun-Guang Li , Jun Guo

Estimating correspondences between pairs of non-rigid deformable 3D shapes remains a significant challenge in computer vision and graphics. While deep functional map methods have become the go-to solution for addressing this problem, they…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Feifan Luo , Hongyang Chen