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相关论文: SimMIM: A Simple Framework for Masked Image Modeli…

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We introduce MIM (Masked Image Modeling)-Refiner, a contrastive learning boost for pre-trained MIM models. MIM-Refiner is motivated by the insight that strong representations within MIM models generally reside in intermediate layers.…

计算机视觉与模式识别 · 计算机科学 2025-02-24 Benedikt Alkin , Lukas Miklautz , Sepp Hochreiter , Johannes Brandstetter

We present an approach to efficiently and effectively adapt a masked image modeling (MIM) pre-trained vanilla Vision Transformer (ViT) for object detection, which is based on our two novel observations: (i) A MIM pre-trained vanilla ViT…

计算机视觉与模式识别 · 计算机科学 2022-05-20 Yuxin Fang , Shusheng Yang , Shijie Wang , Yixiao Ge , Ying Shan , Xinggang Wang

In view of the fact that semi- and self-supervised learning share a fundamental principle, effectively modeling knowledge from unlabeled data, various semi-supervised semantic segmentation methods have integrated representative…

计算机视觉与模式识别 · 计算机科学 2024-11-15 Yangyang Li , Xuanting Hao , Ronghua Shang , Licheng Jiao

Recently, masked image modeling (MIM) has offered a new methodology of self-supervised pre-training of vision transformers. A key idea of efficient implementation is to discard the masked image patches (or tokens) throughout the target…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Xiaosong Zhang , Yunjie Tian , Wei Huang , Qixiang Ye , Qi Dai , Lingxi Xie , Qi Tian

Masked Image Modeling (MIM) has become an essential method for building foundational visual models in remote sensing (RS). However, the limitations in size and diversity of existing RS datasets restrict the ability of MIM methods to learn…

计算机视觉与模式识别 · 计算机科学 2025-07-03 Fengxiang Wang , Hongzhen Wang , Di Wang , Zonghao Guo , Zhenyu Zhong , Long Lan , Wenjing Yang , Jing Zhang

Predicting masked from visible parts of an image is a powerful self-supervised approach for visual representation learning. However, the common practice of masking random patches of pixels exhibits certain failure modes, which can prevent…

机器学习 · 计算机科学 2025-02-12 Alice Bizeul , Thomas Sutter , Alain Ryser , Bernhard Schölkopf , Julius von Kügelgen , Julia E. Vogt

We present Masked Frequency Modeling (MFM), a unified frequency-domain-based approach for self-supervised pre-training of visual models. Instead of randomly inserting mask tokens to the input embeddings in the spatial domain, in this paper,…

计算机视觉与模式识别 · 计算机科学 2023-04-26 Jiahao Xie , Wei Li , Xiaohang Zhan , Ziwei Liu , Yew Soon Ong , Chen Change Loy

Transformer-based architectures have become competitive across a variety of visual domains, most notably images and videos. While prior work studies these modalities in isolation, having a common architecture suggests that one can train a…

计算机视觉与模式识别 · 计算机科学 2023-06-01 Rohit Girdhar , Alaaeldin El-Nouby , Mannat Singh , Kalyan Vasudev Alwala , Armand Joulin , Ishan Misra

This work asks: with abundant, unlabeled real faces, how to learn a robust and transferable facial representation that boosts various face security tasks with respect to generalization performance? We make the first attempt and propose a…

计算机视觉与模式识别 · 计算机科学 2025-10-10 Gaojian Wang , Feng Lin , Tong Wu , Zhenguang Liu , Zhongjie Ba , Kui Ren

Masked image modeling, an emerging self-supervised pre-training method, has shown impressive success across numerous downstream vision tasks with Vision transformers. Its underlying idea is simple: a portion of the input image is masked out…

计算机视觉与模式识别 · 计算机科学 2023-06-05 Siyuan Li , Di Wu , Fang Wu , Zelin Zang , Stan. Z. Li

Recent developments in self-supervised learning (SSL) have made it possible to learn data representations without the need for annotations. Inspired by the non-contrastive SSL approach (SimSiam), we introduce a novel framework SIMSAM to…

计算机视觉与模式识别 · 计算机科学 2024-06-13 Chanda Grover Kamra , Indra Deep Mastan , Nitin Kumar , Debayan Gupta

An important goal of self-supervised learning is to enable model pre-training to benefit from almost unlimited data. However, one method that has recently become popular, namely masked image modeling (MIM), is suspected to be unable to…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Zhenda Xie , Zheng Zhang , Yue Cao , Yutong Lin , Yixuan Wei , Qi Dai , Han Hu

Masked Image Modeling (MIM) has recently been established as a potent pre-training paradigm. A pretext task is constructed by masking patches in an input image, and this masked content is then predicted by a neural network using visible…

Inspired by the masked language modeling (MLM) in natural language processing tasks, the masked image modeling (MIM) has been recognized as a strong self-supervised pre-training method in computer vision. However, the high random mask ratio…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Zhaowen Li , Yousong Zhu , Zhiyang Chen , Wei Li , Chaoyang Zhao , Rui Zhao , Ming Tang , Jinqiao Wang

Masked image modeling is a promising self-supervised learning method for visual data. It is typically built upon image patches with random masks, which largely ignores the variation of information density between them. The question is: Is…

计算机视觉与模式识别 · 计算机科学 2024-01-09 Haijian Chen , Wendong Zhang , Yunbo Wang , Xiaokang Yang

The visual pathway of human brain includes two sub-pathways, ie, the ventral pathway and the dorsal pathway, which focus on object identification and dynamic information modeling, respectively. Both pathways comprise multi-layer structures,…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Zhifan Wan , Jie Zhang , Changzhen Li , Shiguang Shan

Masked image modeling (MIM) has become a prevalent pre-training setup for vision foundation models and attains promising performance. Despite its success, existing MIM methods discard the decoder network during downstream applications,…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Qi Han , Yuxuan Cai , Xiangyu Zhang

Masked image modeling (MIM) learns visual representation by masking and reconstructing image patches. Applying the reconstruction supervision on the CLIP representation has been proven effective for MIM. However, it is still under-explored…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Xinyu Zhang , Jiahui Chen , Junkun Yuan , Qiang Chen , Jian Wang , Xiaodi Wang , Shumin Han , Xiaokang Chen , Jimin Pi , Kun Yao , Junyu Han , Errui Ding , Jingdong Wang

Masked Image Modeling (MIM) has achieved impressive representative performance with the aim of reconstructing randomly masked images. Despite the empirical success, most previous works have neglected the important fact that it is…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Junde Xu , Zikai Lin , Donghao Zhou , Yaodong Yang , Xiangyun Liao , Bian Wu , Guangyong Chen , Pheng-Ann Heng

In fisheye images, rich distinct distortion patterns are regularly distributed in the image plane. These distortion patterns are independent of the visual content and provide informative cues for rectification. To make the best of such…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Hao Feng , Wendi Wang , Jiajun Deng , Wengang Zhou , Li Li , Houqiang Li