English
Related papers

Related papers: Selective Masking based Self-Supervised Learning f…

200 papers

Since the preparation of labeled data for training semantic segmentation networks of point clouds is a time-consuming process, weakly supervised approaches have been introduced to learn from only a small fraction of data. These methods are…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Gengxin Liu , Oliver van Kaick , Hui Huang , Ruizhen Hu

Masked language modeling, widely used in discriminative language model (e.g., BERT) pretraining, commonly adopts a random masking strategy. However, random masking does not consider the importance of the different words in the sentence…

Computation and Language · Computer Science 2023-05-25 Qihuang Zhong , Liang Ding , Juhua Liu , Bo Du , Dacheng Tao

The topic of semantic segmentation has witnessed considerable progress due to the powerful features learned by convolutional neural networks (CNNs). The current leading approaches for semantic segmentation exploit shape information by…

Computer Vision and Pattern Recognition · Computer Science 2016-11-18 Jifeng Dai , Kaiming He , Jian Sun

3D scene reconstruction from 2D images has been a long-standing task. Instead of estimating per-frame depth maps and fusing them in 3D, recent research leverages the neural implicit surface as a unified representation for 3D reconstruction.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Xinyi Yu , Liqin Lu , Jintao Rong , Guangkai Xu , Linlin Ou

Recently, machine learning-based semantic segmentation algorithms have demonstrated their potential to accurately segment regions and contours in medical images, allowing the precise location of anatomical structures and abnormalities.…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Yifei Wang , Chuhong Zhu

Pixel-level annotations are expensive and time consuming to obtain. Hence, weak supervision using only image tags could have a significant impact in semantic segmentation. Recently, CNN-based methods have proposed to fine-tune pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2016-09-05 Fatemehsadat Saleh , Mohammad Sadegh Ali Akbarian , Mathieu Salzmann , Lars Petersson , Stephen Gould , Jose M. Alvarez

Sparse-View Computed Tomography (SVCT) offers low-dose and fast imaging but suffers from severe artifacts. Optimizing the sampling strategy is an essential approach to improving the imaging quality of SVCT. However, current methods…

Image and Video Processing · Electrical Eng. & Systems 2024-09-04 Liutao Yang , Jiahao Huang , Yingying Fang , Angelica I Aviles-Rivero , Carola-Bibiane Schonlieb , Daoqiang Zhang , Guang Yang

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…

Machine Learning · Computer Science 2025-12-09 Jiannan Yang , Veronika Thost , Tengfei Ma

Self-supervised learning is showing great promise for monocular depth estimation, using geometry as the only source of supervision. Depth networks are indeed capable of learning representations that relate visual appearance to 3D properties…

Computer Vision and Pattern Recognition · Computer Science 2020-02-28 Vitor Guizilini , Rui Hou , Jie Li , Rares Ambrus , Adrien Gaidon

Fully supervised change detection methods require difficult to procure pixel-level labels, while weakly supervised approaches can be trained with image-level labels. However, most of these approaches require a combination of changed and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Philipp Andermatt , Radu Timofte

High annotation costs are a major bottleneck for the training of semantic segmentation systems. Therefore, methods working with less annotation effort are of special interest. This paper studies the problem of semi-supervised semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Olga Zatsarynna , Johann Sawatzky , Juergen Gall

Supervised deep learning for semantic segmentation has achieved excellent results in accurately identifying anatomical and pathological structures in medical images. However, it often requires large annotated training datasets, which limits…

Computer Vision and Pattern Recognition · Computer Science 2026-03-11 Luca Ciampi , Gabriele Lagani , Giuseppe Amato , Fabrizio Falchi

Pseudo-supervised learning methods have been shown to be effective for weakly supervised object localization tasks. However, the effectiveness depends on the powerful regularization ability of deep neural networks. Based on the assumption…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Kangbo Sun , Jie Zhu

Training of semantic segmentation models for material analysis requires micrographs and their corresponding masks. It is quite unlikely that perfect masks will be drawn, especially at the edges of objects, and sometimes the amount of data…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Matias Oscar Volman Stern , Dominic Hohs , Andreas Jansche , Timo Bernthaler , Gerhard Schneider

Semantic segmentation labels are expensive and time consuming to acquire. Hence, pretraining is commonly used to improve the label-efficiency of segmentation models. Typically, the encoder of a segmentation model is pretrained as a…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Emmanuel Brempong Asiedu , Simon Kornblith , Ting Chen , Niki Parmar , Matthias Minderer , Mohammad Norouzi

Existing semantic segmentation approaches either aim to improve the object's inner consistency by modeling the global context, or refine objects detail along their boundaries by multi-scale feature fusion. In this paper, a new paradigm for…

Computer Vision and Pattern Recognition · Computer Science 2020-08-19 Xiangtai Li , Xia Li , Li Zhang , Guangliang Cheng , Jianping Shi , Zhouchen Lin , Shaohua Tan , Yunhai Tong

Mass spectrometry imaging (MSI) enables label-free visualization of molecular distributions across tissue samples but generates large and complex datasets that require effective peak picking to reduce data size while preserving meaningful…

Computer Vision and Pattern Recognition · Computer Science 2026-03-12 Philipp Weigand , Nikolas Ebert , Shad A. Mohammed , Denis Abu Sammour , Carsten Hopf , Oliver Wasenmüller

Existing methods for large-scale point cloud semantic segmentation require expensive, tedious and error-prone manual point-wise annotations. Intuitively, weakly supervised training is a direct solution to reduce the cost of labeling.…

Computer Vision and Pattern Recognition · Computer Science 2022-12-12 Yachao Zhang , Zonghao Li , Yuan Xie , Yanyun Qu , Cuihua Li , Tao Mei

We propose a simple strategy for masking image patches during visual-language contrastive learning that improves the quality of the learned representations and the training speed. During each iteration of training, we randomly mask clusters…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Zihao Wei , Zixuan Pan , Andrew Owens

This paper is concerned with self-supervised learning for small models. The problem is motivated by our empirical studies that while the widely used contrastive self-supervised learning method has shown great progress on large model…

Computer Vision and Pattern Recognition · Computer Science 2021-04-19 Zhiyuan Fang , Jianfeng Wang , Lijuan Wang , Lei Zhang , Yezhou Yang , Zicheng Liu