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相关论文: UPFlow: Upsampling Pyramid for Unsupervised Optica…

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During industrial processing, unforeseen defects may arise in products due to uncontrollable factors. Although unsupervised methods have been successful in defect localization, the usual use of pre-trained models results in low-resolution…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Jiarui Lei , Xiaobo Hu , Yue Wang , Dong Liu

The occlusion problem remains a crucial challenge in optical flow estimation (OFE). Despite the recent significant progress brought about by deep learning, most existing deep learning OFE methods still struggle to handle occlusions; in…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Bo Wang , Yifan Zhang , Jian Li , Yang Yu , Zhenping Sun , Li Liu , Dewen Hu

We tackle the problem of estimating optical flow from a monocular camera in the context of autonomous driving. We build on the observation that the scene is typically composed of a static background, as well as a relatively small number of…

计算机视觉与模式识别 · 计算机科学 2016-08-24 Min Bai , Wenjie Luo , Kaustav Kundu , Raquel Urtasun

Reconstructing high-quality images from substantially undersampled k-space data for accelerated MRI presents a challenging ill-posed inverse problem. While supervised deep learning has revolutionized this field, it relies heavily on large…

图像与视频处理 · 电气工程与系统科学 2025-12-22 Xinzhe Luo , Yingzhen Li , Chen Qin

Real-world contains an overwhelmingly large number of object classes, learning all of which at once is infeasible. Few shot learning is a promising learning paradigm due to its ability to learn out of order distributions quickly with only a…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Jathushan Rajasegaran , Salman Khan , Munawar Hayat , Fahad Shahbaz Khan , Mubarak Shah

We propose a novel unsupervised backlit image enhancement method, abbreviated as CLIP-LIT, by exploring the potential of Contrastive Language-Image Pre-Training (CLIP) for pixel-level image enhancement. We show that the open-world CLIP…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Zhexin Liang , Chongyi Li , Shangchen Zhou , Ruicheng Feng , Chen Change Loy

In this paper we propose USegScene, a framework for semantically guided unsupervised learning of depth, optical flow and ego-motion estimation for stereo camera images using convolutional neural networks. Our framework leverages semantic…

计算机视觉与模式识别 · 计算机科学 2022-07-18 Johan Vertens , Wolfram Burgard

Modern optical flow methods are often composed of a cascade of many independent steps or formulated as a black box neural network that is hard to interpret and analyze. In this work we seek for a plain, interpretable, but learnable…

计算机视觉与模式识别 · 计算机科学 2018-11-12 Christoph Vogel , Patrick Knöbelreiter , Thomas Pock

Scene flow estimation is a crucial component in the development of autonomous driving and 3D robotics, providing valuable information for environment perception and navigation. Despite the advantages of learning-based scene flow estimation…

计算机视觉与模式识别 · 计算机科学 2024-01-08 Rahul Ahuja , Chris Baker , Wilko Schwarting

Optimizing neural networks with noisy labels is a challenging task, especially if the label set contains real-world noise. Networks tend to generalize to reasonable patterns in the early training stages and overfit to specific details of…

计算机视觉与模式识别 · 计算机科学 2023-04-27 Timo Kaiser , Lukas Ehmann , Christoph Reinders , Bodo Rosenhahn

Few-step diffusion or flow-based generative models typically distill a velocity-predicting teacher into a student that predicts a shortcut towards denoised data. This format mismatch has led to complex distillation procedures that often…

机器学习 · 计算机科学 2026-02-20 Hansheng Chen , Kai Zhang , Hao Tan , Leonidas Guibas , Gordon Wetzstein , Sai Bi

Face presentation attack detection (FacePAD) remains challenging under diverse spoofing representation, including 2D print and replay, 3D mask-based spoofing, makeup-induced appearance manipulation, and physical occlusions, as well as under…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Muhammad Shahid Jabbar , Muhammad Sohail Ibrahim , Taha Hasan Masood Siddique , Kejie Huang , Shujaat Khan

Optical flow estimation is a classical yet challenging task in computer vision. One of the essential factors in accurately predicting optical flow is to alleviate occlusions between frames. However, it is still a thorny problem for current…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Shangkun Sun , Yuanqi Chen , Yu Zhu , Guodong Guo , Ge Li

This paper studies the training-testing discrepancy (a.k.a. exposure bias) problem for improving the diffusion models. During training, the input of a prediction network at one training timestep is the corresponding ground-truth noisy data…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Hui Li , Jiayue Lyu , Fu-Yun Wang , Kaihui Cheng , Siyu Zhu , Jingdong Wang

Optical flow estimation remains challenging due to untextured areas, motion boundaries, occlusions, and more. Thus, the estimated flow is not equally reliable across the image. To that end, post-hoc confidence measures have been introduced…

计算机视觉与模式识别 · 计算机科学 2017-08-23 Anne S. Wannenwetsch , Margret Keuper , Stefan Roth

This paper studies unsupervised monocular depth prediction problem. Most of existing unsupervised depth prediction algorithms are developed for outdoor scenarios, while the depth prediction work in the indoor environment is still very…

计算机视觉与模式识别 · 计算机科学 2019-11-21 Yinglong Feng , Shuncheng Wu , Okan Köpüklü , Xueyang Kang , Federico Tombari

We present CoopNet, an approach that improves the cooperation of co-trained networks by dynamically adapting the apportionment of gradient, to ensure equitable learning progress. It is applied to motion-aware self-supervised prediction of…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Marwane Hariat , Antoine Manzanera , David Filliat

In incremental object detection, knowledge distillation has been proven to be an effective way to alleviate catastrophic forgetting. However, previous works focused on preserving the knowledge of old models, ignoring that images could…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Qijie Mo , Yipeng Gao , Shenghao Fu , Junkai Yan , Ancong Wu , Wei-Shi Zheng

In video super-resolution, it is common to use a frame-wise alignment to support the propagation of information over time. The role of alignment is well-studied for low-level enhancement in video, but existing works overlook a critical step…

计算机视觉与模式识别 · 计算机科学 2024-01-19 Kai Xu , Ziwei Yu , Xin Wang , Michael Bi Mi , Angela Yao

Temporal coherence is a valuable source of information in the context of optical flow estimation. However, finding a suitable motion model to leverage this information is a non-trivial task. In this paper we propose an unsupervised online…

计算机视觉与模式识别 · 计算机科学 2018-06-05 Daniel Maurer , Andrés Bruhn