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This paper proposes a GeneraLIst encoder-Decoder (GLID) pre-training method for better handling various downstream computer vision tasks. While self-supervised pre-training approaches, e.g., Masked Autoencoder, have shown success in…

Computer Vision and Pattern Recognition · Computer Science 2024-04-12 Jihao Liu , Jinliang Zheng , Yu Liu , Hongsheng Li

In this work, we study different approaches to self-supervised pretraining of object detection models. We first design a general framework to learn a spatially consistent dense representation from an image, by randomly sampling and…

Computer Vision and Pattern Recognition · Computer Science 2022-08-12 Trung Dang , Simon Kornblith , Huy Thong Nguyen , Peter Chin , Maryam Khademi

We propose a novel method for learning convolutional neural image representations without manual supervision. We use motion cues in the form of optical flow, to supervise representations of static images. The obvious approach of training a…

Computer Vision and Pattern Recognition · Computer Science 2018-07-17 Aravindh Mahendran , James Thewlis , Andrea Vedaldi

Recent advances in robot imitation learning have yielded powerful visuomotor policies capable of manipulating a wide variety of objects directly from monocular visual inputs. However, monocular observations inherently lack reliable depth…

Robotics · Computer Science 2026-05-12 Evans Han , Yunfan Jiang , Yingke Wang , Haoyue Xiao , Huang Huang , Jianwen Xie , Jiajun Wu , Li Fei-Fei , Ruohan Zhang

We develop an approach to learning visual representations that embraces multimodal data, driven by a combination of intra- and inter-modal similarity preservation objectives. Unlike existing visual pre-training methods, which solve a proxy…

Computer Vision and Pattern Recognition · Computer Science 2021-04-28 Xin Yuan , Zhe Lin , Jason Kuen , Jianming Zhang , Yilin Wang , Michael Maire , Ajinkya Kale , Baldo Faieta

Recent advances in diffusion models have achieved remarkable success in isolated computer vision tasks such as text-to-image generation, depth estimation, and optical flow. However, these models are often restricted by a…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Yilin Gao , Shuguang Dou , Junzhou Li , Zhiheng Yu , Yin Li , Dongsheng Jiang , Shugong Xu

Self-Supervised Learning (SSL) has demonstrated promising results in 3D medical image analysis. However, the lack of high-level semantics in pre-training still heavily hinders the performance of downstream tasks. We observe that 3D medical…

Image and Video Processing · Electrical Eng. & Systems 2024-04-19 Linshan Wu , Jiaxin Zhuang , Hao Chen

Self-supervised Multi-view stereo (MVS) with a pretext task of image reconstruction has achieved significant progress recently. However, previous methods are built upon intuitions, lacking comprehensive explanations about the effectiveness…

Computer Vision and Pattern Recognition · Computer Science 2021-09-09 Hongbin Xu , Zhipeng Zhou , Yali Wang , Wenxiong Kang , Baigui Sun , Hao Li , Yu Qiao

In this work, we explore new perspectives on cross-view completion learning by drawing an analogy to self-supervised correspondence learning. Through our analysis, we demonstrate that the cross-attention map within cross-view completion…

Computer Vision and Pattern Recognition · Computer Science 2024-12-13 Honggyu An , Jinhyeon Kim , Seonghoon Park , Jaewoo Jung , Jisang Han , Sunghwan Hong , Seungryong Kim

We address unsupervised optical flow estimation for ego-centric motion. We argue that optical flow can be cast as a geometrical warping between two successive video frames and devise a deep architecture to estimate such transformation in…

Computer Vision and Pattern Recognition · Computer Science 2017-10-31 Stefano Alletto , Davide Abati , Simone Calderara , Rita Cucchiara , Luca Rigazio

Recent deep learning based approaches have outperformed classical stereo matching methods. However, current deep learning based end-to-end stereo matching methods adopt a generic encoder-decoder style network with skip connections. To limit…

Computer Vision and Pattern Recognition · Computer Science 2019-06-04 Kunal Swami , Kaushik Raghavan , Nikhilanj Pelluri , Rituparna Sarkar , Pankaj Bajpai

Self-supervised visual foundation models produce powerful embeddings that achieve remarkable performance on a wide range of downstream tasks. However, unlike vision-language models such as CLIP, self-supervised visual features are not…

The success of existing deep-learning based multi-view stereo (MVS) approaches greatly depends on the availability of large-scale supervision in the form of dense depth maps. Such supervision, while not always possible, tends to hinder the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-02 Yuchao Dai , Zhidong Zhu , Zhibo Rao , Bo Li

Stereo needs features that preserve fine cross view correspondence rather than only semantic similarity. Recent self supervised vision models transfer well, but they are not built for this goal, and geometry focused methods often rely on a…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Haokun Zhou

We present a novel algorithm for self-supervised monocular depth completion. Our approach is based on training a neural network that requires only sparse depth measurements and corresponding monocular video sequences without dense depth…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Jaehoon Choi , Dongki Jung , Yonghan Lee , Deokhwa Kim , Dinesh Manocha , Donghwan Lee

Previous monocular depth estimation methods take a single view and directly regress the expected results. Though recent advances are made by applying geometrically inspired loss functions during training, the inference procedure does not…

Computer Vision and Pattern Recognition · Computer Science 2018-03-12 Yue Luo , Jimmy Ren , Mude Lin , Jiahao Pang , Wenxiu Sun , Hongsheng Li , Liang Lin

Self-supervision is one of the hallmarks of representation learning in the increasingly popular suite of foundation models including large language models such as BERT and GPT-3, but it has not been pursued in the context of multivariate…

Machine Learning · Computer Science 2024-02-05 Xiao Shou , Dharmashankar Subramanian , Debarun Bhattacharjya , Tian Gao , Kristin P. Bennet

Motion segmentation from a single moving camera presents a significant challenge in the field of computer vision. This challenge is compounded by the unknown camera movements and the lack of depth information of the scene. While deep…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Yuxiang Huang , Yuhao Chen , John Zelek

Vision and Language Pretraining has become the prevalent approach for tackling multimodal downstream tasks. The current trend is to move towards ever larger models and pretraining datasets. This computational headlong rush does not seem…

Computer Vision and Pattern Recognition · Computer Science 2022-10-06 Mustafa Shukor , Guillaume Couairon , Matthieu Cord

Image fusion is a crucial technique in the field of computer vision, and its goal is to generate high-quality fused images and improve the performance of downstream tasks. However, existing fusion methods struggle to balance these two…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Hui Li , Congcong Bian , Zeyang Zhang , Xiaoning Song , Xi Li , Xiao-Jun Wu