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Self-supervised learning is a powerful paradigm for representation learning on unlabelled images. A wealth of effective new methods based on instance matching rely on data-augmentation to drive learning, and these have reached a rough…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Linus Ericsson , Henry Gouk , Timothy M. Hospedales

Single-view depth estimation refers to the ability to derive three-dimensional information per pixel from a single two-dimensional image. Single-view depth estimation is an ill-posed problem because there are multiple depth solutions that…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Javier Rodriguez-Puigvert

Pretraining on large labeled datasets is a prerequisite to achieve good performance in many computer vision tasks like 2D object recognition, video classification etc. However, pretraining is not widely used for 3D recognition tasks where…

计算机视觉与模式识别 · 计算机科学 2021-01-08 Zaiwei Zhang , Rohit Girdhar , Armand Joulin , Ishan Misra

Spatial reasoning on multi-view line drawings by state-of-the-art supervised deep networks is recently shown with puzzling low performances on the SPARE3D dataset. Based on the fact that self-supervised learning is helpful when a large…

计算机视觉与模式识别 · 计算机科学 2022-05-17 Siyuan Xiang , Anbang Yang , Yanfei Xue , Yaoqing Yang , Chen Feng

Recent self-supervised representation learning techniques have largely closed the gap between supervised and unsupervised learning on ImageNet classification. While the particulars of pretraining on ImageNet are now relatively well…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Elijah Cole , Xuan Yang , Kimberly Wilber , Oisin Mac Aodha , Serge Belongie

In this paper, we study the importance of pre-training for the generalization capability in the color constancy problem. We propose two novel approaches based on convolutional autoencoders: an unsupervised pre-training algorithm using a…

计算机视觉与模式识别 · 计算机科学 2020-05-26 Firas Laakom , Jenni Raitoharju , Alexandros Iosifidis , Jarno Nikkanen , Moncef Gabbouj

The success of deep learning in computer vision is rooted in the ability of deep networks to scale up model complexity as demanded by challenging visual tasks. As complexity is increased, so is the need for large amounts of labeled data to…

计算机视觉与模式识别 · 计算机科学 2017-08-22 Gustav Larsson

This paper does not describe a novel method. Instead, it studies a straightforward, incremental, yet must-know baseline given the recent progress in computer vision: self-supervised learning for Vision Transformers (ViT). While the training…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Xinlei Chen , Saining Xie , Kaiming He

3D photography renders a static image into a video with appealing 3D visual effects. Existing approaches typically first conduct monocular depth estimation, then render the input frame to subsequent frames with various viewpoints, and…

计算机视觉与模式识别 · 计算机科学 2023-02-22 Xiaodong Wang , Chenfei Wu , Shengming Yin , Minheng Ni , Jianfeng Wang , Linjie Li , Zhengyuan Yang , Fan Yang , Lijuan Wang , Zicheng Liu , Yuejian Fang , Nan Duan

Recent self-supervised contrastive methods have been able to produce impressive transferable visual representations by learning to be invariant to different data augmentations. However, these methods implicitly assume a particular set of…

计算机视觉与模式识别 · 计算机科学 2021-03-22 Tete Xiao , Xiaolong Wang , Alexei A. Efros , Trevor Darrell

3D object representation learning is a fundamental challenge in computer vision to infer about the 3D world. Recent advances in deep learning have shown their efficiency in 3D object recognition, among which view-based methods have…

计算机视觉与模式识别 · 计算机科学 2021-03-02 Xiang Gao , Wei Hu , Guo-Jun Qi

Viewpoint invariance remains challenging for visual recognition in the 3D world, as altering the viewing directions can significantly impact predictions for the same object. While substantial efforts have been dedicated to making neural…

计算机视觉与模式识别 · 计算机科学 2023-07-24 Shouwei Ruan , Yinpeng Dong , Hang Su , Jianteng Peng , Ning Chen , Xingxing Wei

The significant achievements of pre-trained models leveraging large volumes of data in the field of NLP and 2D vision inspire us to explore the potential of extensive data pre-training for 3D perception in autonomous driving. Toward this…

计算机视觉与模式识别 · 计算机科学 2025-04-18 Shumin Wang , Zhuoran Yang , Lidian Wang , Zhipeng Tang , Heng Li , Lehan Pan , Sha Zhang , Jie Peng , Jianmin Ji , Yanyong Zhang

Unsupervised visual representation learning remains a largely unsolved problem in computer vision research. Among a big body of recently proposed approaches for unsupervised learning of visual representations, a class of self-supervised…

计算机视觉与模式识别 · 计算机科学 2019-01-28 Alexander Kolesnikov , Xiaohua Zhai , Lucas Beyer

We propose a self-supervised learning framework that uses unlabeled monocular video sequences to generate large-scale supervision for training a Visual Odometry (VO) frontend, a network which computes pointwise data associations across…

计算机视觉与模式识别 · 计算机科学 2018-12-11 Daniel DeTone , Tomasz Malisiewicz , Andrew Rabinovich

Understanding the 3D world without supervision is currently a major challenge in computer vision as the annotations required to supervise deep networks for tasks in this domain are expensive to obtain on a large scale. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2022-12-02 Octave Mariotti , Oisin Mac Aodha , Hakan Bilen

Contrastive learning applied to self-supervised representation learning has seen a resurgence in deep models. In this paper, we find that existing contrastive learning based solutions for self-supervised video recognition focus on…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Lin Zhang , Qi She , Zhengyang Shen , Changhu Wang

Recent work on visual representation learning has shown to be efficient for robotic manipulation tasks. However, most existing works pretrained the visual backbone solely on 2D images or egocentric videos, ignoring the fact that robots…

机器人学 · 计算机科学 2024-01-18 Wanying Wang , Jinming Li , Yichen Zhu , Zhiyuan Xu , Zhengping Che , Yaxin Peng , Chaomin Shen , Dong Liu , Feifei Feng , Jian Tang

Current state-of-the-art methods cast monocular 3D human pose estimation as a learning problem by training neural networks on large data sets of images and corresponding skeleton poses. In contrast, we propose an approach that can exploit…

计算机视觉与模式识别 · 计算机科学 2020-10-14 Simon Jenni , Paolo Favaro

We present an unsupervised learning framework for simultaneously training single-view depth prediction and optical flow estimation models using unlabeled video sequences. Existing unsupervised methods often exploit brightness constancy and…

计算机视觉与模式识别 · 计算机科学 2018-09-06 Yuliang Zou , Zelun Luo , Jia-Bin Huang