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The difficulty of obtaining paired data remains a major bottleneck for learning image restoration and enhancement models for real-world applications. Current strategies aim to synthesize realistic training data by modeling noise and…

计算机视觉与模式识别 · 计算机科学 2021-09-17 Valentin Wolf , Andreas Lugmayr , Martin Danelljan , Luc Van Gool , Radu Timofte

Robotic fabric manipulation is challenging due to the infinite dimensional configuration space, self-occlusion, and complex dynamics of fabrics. There has been significant prior work on learning policies for specific deformable manipulation…

This paper proposes to learn reliable dense correspondence from videos in a self-supervised manner. Our learning process integrates two highly related tasks: tracking large image regions \emph{and} establishing fine-grained pixel-level…

计算机视觉与模式识别 · 计算机科学 2019-09-27 Xueting Li , Sifei Liu , Shalini De Mello , Xiaolong Wang , Jan Kautz , Ming-Hsuan Yang

We address the problem of semantic correspondence, that is, establishing a dense flow field between images depicting different instances of the same object or scene category. We propose to use images annotated with binary foreground masks…

计算机视觉与模式识别 · 计算机科学 2020-07-23 Junghyup Lee , Dohyung Kim , Wonkyung Lee , Jean Ponce , Bumsub Ham

Dense correspondence between humans carries powerful semantic information that can be utilized to solve fundamental problems for full-body understanding such as in-the-wild surface matching, tracking and reconstruction. In this paper we…

计算机视觉与模式识别 · 计算机科学 2022-05-19 Anastasia Ianina , Nikolaos Sarafianos , Yuanlu Xu , Ignacio Rocco , Tony Tung

Transferring visual style between images while preserving semantic correspondence between similar objects remains a central challenge in computer vision. While existing methods have made great strides, most of them operate at global level…

计算机视觉与模式识别 · 计算机科学 2026-04-02 Wenbo Nie , Zixiang Li , Renshuai Tao , Bin Wu , Yunchao Wei , Yao Zhao

One of the central challenges preventing robots from acquiring complex manipulation skills is the prohibitive cost of collecting large-scale robot demonstrations. In contrast, humans are able to learn efficiently by watching others interact…

机器人学 · 计算机科学 2025-11-13 Changhe Chen , Quantao Yang , Xiaohao Xu , Nima Fazeli , Olov Andersson

Finding correspondences between images is a fundamental problem in computer vision. In this paper, we show that correspondence emerges in image diffusion models without any explicit supervision. We propose a simple strategy to extract this…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Luming Tang , Menglin Jia , Qianqian Wang , Cheng Perng Phoo , Bharath Hariharan

Determining dense semantic correspondences across objects and scenes is a difficult problem that underpins many higher-level computer vision algorithms. Unlike canonical dense correspondence problems which consider images that are spatially…

计算机视觉与模式识别 · 计算机科学 2015-05-18 Hilton Bristow , Jack Valmadre , Simon Lucey

This paper presents a self-supervised method for learning reliable visual correspondence from unlabeled videos. We formulate the correspondence as finding paths in a joint space-time graph, where nodes are grid patches sampled from frames,…

计算机视觉与模式识别 · 计算机科学 2021-09-29 Zixu Zhao , Yueming Jin , Pheng-Ann Heng

Correspondence estimation is one of the most widely researched and yet only partially solved area of computer vision with many applications in tracking, mapping, recognition of objects and environment. In this paper, we propose a novel way…

计算机视觉与模式识别 · 计算机科学 2020-04-16 Umashankar Deekshith , Nishit Gajjar , Max Schwarz , Sven Behnke

We introduce Duoduo CLIP, a model for 3D representation learning that learns shape encodings from multi-view images instead of point clouds. The choice of multi-view images allows us to leverage 2D priors from off-the-shelf CLIP models to…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Han-Hung Lee , Yiming Zhang , Angel X. Chang

We propose a deep learning approach for finding dense correspondences between 3D scans of people. Our method requires only partial geometric information in the form of two depth maps or partial reconstructed surfaces, works for humans in…

计算机视觉与模式识别 · 计算机科学 2016-06-28 Lingyu Wei , Qixing Huang , Duygu Ceylan , Etienne Vouga , Hao Li

We introduce a way to learn to estimate a scene representation from a single image by predicting a low-dimensional subspace of optical flow for each training example, which encompasses the variety of possible camera and object movement.…

计算机视觉与模式识别 · 计算机科学 2022-10-28 Richard Strong Bowen , Richard Tucker , Ramin Zabih , Noah Snavely

For visual estimation of optical flow, a crucial function for many vision tasks, unsupervised learning, using the supervision of view synthesis has emerged as a promising alternative to supervised methods, since ground-truth flow is not…

计算机视觉与模式识别 · 计算机科学 2023-04-17 Zitang Sun , Shin'ya Nishida , Zhengbo Luo

In this paper we explore using self-supervised correspondence for improving the generalization performance and sample efficiency of visuomotor policy learning. Prior work has primarily used approaches such as autoencoding, pose-based…

机器人学 · 计算机科学 2019-09-17 Peter Florence , Lucas Manuelli , Russ Tedrake

There has been a recent surge of interest in learning to perceive depth from monocular videos in an unsupervised fashion. A key challenge in this field is achieving robust and accurate depth estimation in challenging scenarios, particularly…

计算机视觉与模式识别 · 计算机科学 2025-01-22 Mengtan Zhang , Yi Feng , Qijun Chen , Rui Fan

Dashboard cameras capture a tremendous amount of driving scene video each day. These videos are purposefully coupled with vehicle sensing data, such as from the speedometer and inertial sensors, providing an additional sensing modality for…

计算机视觉与模式识别 · 计算机科学 2019-09-17 Seokju Lee , Junsik Kim , Tae-Hyun Oh , Yongseop Jeong , Donggeun Yoo , Stephen Lin , In So Kweon

We present a minimalistic but effective neural network that computes dense facial correspondences in highly unconstrained RGB images. Our network learns a per-pixel flow and a matchability mask between 2D input photographs of a person and…

计算机视觉与模式识别 · 计算机科学 2017-09-05 Ronald Yu , Shunsuke Saito , Haoxiang Li , Duygu Ceylan , Hao Li

Humans effortlessly grasp the connection between sketches and real-world objects, even when these sketches are far from realistic. Moreover, human sketch understanding goes beyond categorization -- critically, it also entails understanding…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Xuanchen Lu , Xiaolong Wang , Judith E Fan