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Representation learning constitutes a pivotal cornerstone in contemporary deep learning paradigms, offering a conduit to elucidate distinctive features within the latent space and interpret the deep models. Nevertheless, the inherent…

计算机视觉与模式识别 · 计算机科学 2024-02-07 Siyuan Dai , Kai Ye , Kun Zhao , Ge Cui , Haoteng Tang , Liang Zhan

To make sense of their surroundings, intelligent systems must transform complex sensory inputs to structured codes that are reduced to task-relevant information such as object category. Biological agents achieve this in a largely autonomous…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Robin Weiler , Matthias Brucklacher , Cyriel M. A. Pennartz , Sander M. Bohté

Recent advances in large language models (LLMs) have spurred interests in encoding images as discrete tokens and leveraging autoregressive (AR) frameworks for visual generation. However, the quantization process in AR-based visual…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Peng Zheng , Junke Wang , Yi Chang , Yizhou Yu , Rui Ma , Zuxuan Wu

Recent advances in multimodal models highlight the pivotal role of image tokenization in high-resolution image generation. By compressing images into compact latent representations, tokenizers enable generative models to operate in…

计算机视觉与模式识别 · 计算机科学 2025-12-19 Qihang Rao , Borui Zhang , Wenzhao Zheng , Jie Zhou , Jiwen Lu

Self-supervised learning (SSL) has gained widespread attention in the remote sensing (RS) and earth observation (EO) communities owing to its ability to learn task-agnostic representations without human-annotated labels. Nevertheless, most…

计算机视觉与模式识别 · 计算机科学 2023-08-07 Dilxat Muhtar , Xueliang Zhang , Pengfeng Xiao , Zhenshi Li , Feng Gu

Masked Image Modeling (MIM) is a powerful self-supervised strategy for visual pre-training without the use of labels. MIM applies random crops to input images, processes them with an encoder, and then recovers the masked inputs with a…

计算机视觉与模式识别 · 计算机科学 2024-04-23 Maryam Haghighat , Peyman Moghadam , Shaheer Mohamed , Piotr Koniusz

This work proposes a semantic segmentation network that produces high-quality uncertainty estimates in a single forward pass. We exploit general representations from foundation models and unlabelled datasets through a Masked Image Modeling…

计算机视觉与模式识别 · 计算机科学 2024-02-28 David S. W. Williams , Matthew Gadd , Paul Newman , Daniele De Martini

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

In stereo matching, CNNs have traditionally served as the predominant architectures. Although Transformer-based stereo models have been studied recently, their performance still lags behind CNN-based stereo models due to the inherent data…

计算机视觉与模式识别 · 计算机科学 2025-01-09 Jihye Ahn , Hyesong Choi , Soomin Kim , Dongbo Min

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

As the deep learning revolution marches on, self-supervised learning has garnered increasing attention in recent years thanks to its remarkable representation learning ability and the low dependence on labeled data. Among these varied…

计算机视觉与模式识别 · 计算机科学 2024-01-10 Siyuan Li , Luyuan Zhang , Zedong Wang , Di Wu , Lirong Wu , Zicheng Liu , Jun Xia , Cheng Tan , Yang Liu , Baigui Sun , Stan Z. Li

Discrete tokenizers have emerged as indispensable components in modern machine learning systems, particularly within the context of autoregressive modeling and large language models (LLMs). These tokenizers serve as the critical interface…

信息检索 · 计算机科学 2025-02-19 Jian Jia , Jingtong Gao , Ben Xue , Junhao Wang , Qingpeng Cai , Quan Chen , Xiangyu Zhao , Peng Jiang , Kun Gai

Existing Masked Image Modeling (MIM) depends on a spatial patch-based masking-reconstruction strategy to perceive objects'features from unlabeled images, which may face two limitations when applied to chest CT: 1) inefficient feature…

图像与视频处理 · 电气工程与系统科学 2024-07-15 Jie Zheng , Ru Wen , Haiqin Hu , Lina Wei , Kui Su , Wei Chen , Chen Liu , Jun Wang

Dense pixel-specific representation learning at scale has been bottlenecked due to the unavailability of large-scale multi-view datasets. Current methods for building effective pretraining datasets heavily rely on annotated 3D meshes, point…

Masked image modeling (MIM) has shown great promise for self-supervised learning (SSL) yet been criticized for learning inefficiency. We believe the insufficient utilization of training signals should be responsible. To alleviate this…

计算机视觉与模式识别 · 计算机科学 2023-01-03 Xin Ma , Chang Liu , Chunyu Xie , Long Ye , Yafeng Deng , Xiangyang Ji

This paper presents SimMIM, a simple framework for masked image modeling. We simplify recently proposed related approaches without special designs such as block-wise masking and tokenization via discrete VAE or clustering. To study what let…

计算机视觉与模式识别 · 计算机科学 2022-04-19 Zhenda Xie , Zheng Zhang , Yue Cao , Yutong Lin , Jianmin Bao , Zhuliang Yao , Qi Dai , Han Hu

Self-supervised monocular depth estimation is a salient task for 3D scene understanding. Learned jointly with monocular ego-motion estimation, several methods have been proposed to predict accurate pixel-wise depth without using labeled…

计算机视觉与模式识别 · 计算机科学 2023-02-02 Hemang Chawla , Kishaan Jeeveswaran , Elahe Arani , Bahram Zonooz

Masked Image Modeling (MIM) is a promising self-supervised learning approach that enables learning from unlabeled images. Despite its recent success, learning good representations through MIM remains challenging because it requires…

计算机视觉与模式识别 · 计算机科学 2024-02-28 Amir Bar , Florian Bordes , Assaf Shocher , Mahmoud Assran , Pascal Vincent , Nicolas Ballas , Trevor Darrell , Amir Globerson , Yann LeCun

Masked image modeling (MIM) has become a popular strategy for self-supervised learning~(SSL) of visual representations with Vision Transformers. A representative MIM model, the masked auto-encoder (MAE), randomly masks a subset of image…

计算机视觉与模式识别 · 计算机科学 2022-10-06 Youngwan Lee , Jeffrey Willette , Jonghee Kim , Juho Lee , Sung Ju Hwang

Text images are unique in their dual nature, encompassing both visual and linguistic information. The visual component encompasses structural and appearance-based features, while the linguistic dimension incorporates contextual and semantic…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Yifei Zhang , Chang Liu , Jin Wei , Xiaomeng Yang , Yu Zhou , Can Ma , Xiangyang Ji