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In this paper, we propose an algorithm to interpolate between a pair of images of a dynamic scene. While in the past years significant progress in frame interpolation has been made, current approaches are not able to handle images with…

计算机视觉与模式识别 · 计算机科学 2022-11-17 Pedro Figueirêdo , Avinash Paliwal , Nima Khademi Kalantari

Motion estimation is one of the core challenges in computer vision. With traditional dual-frame approaches, occlusions and out-of-view motions are a limiting factor, especially in the context of environmental perception for vehicles due to…

计算机视觉与模式识别 · 计算机科学 2020-11-05 René Schuster , Christian Unger , Didier Stricker

Optical flow computation is essential in the early stages of the video processing pipeline. This paper focuses on a less explored problem in this area, the 360$^\circ$ optical flow estimation using deep neural networks to support…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Yiheng Li , Connelly Barnes , Kun Huang , Fang-Lue Zhang

In this paper, we propose a unified method to jointly learn optical flow and stereo matching. Our first intuition is stereo matching can be modeled as a special case of optical flow, and we can leverage 3D geometry behind stereoscopic…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Pengpeng Liu , Irwin King , Michael Lyu , Jia Xu

Imagining multiple consecutive frames given one single snapshot is challenging, since it is difficult to simultaneously predict diverse motions from a single image and faithfully generate novel frames without visual distortions. In this…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Lu Sheng , Junting Pan , Jiaming Guo , Jing Shao , Xiaogang Wang , Chen Change Loy

In the domain of computer vision, optical flow stands as a cornerstone for unraveling dynamic visual scenes. However, the challenge of accurately estimating optical flow under conditions of large nonlinear motion patterns remains an open…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Chanuka Algama , Kasun Amarasinghe

The great potential of unsupervised monocular depth estimation has been demonstrated by many works due to low annotation cost and impressive accuracy comparable to supervised methods. To further improve the performance, recent works mainly…

计算机视觉与模式识别 · 计算机科学 2023-02-08 Junyu Zhu , Lina Liu , Yong Liu , Wanlong Li , Feng Wen , Hongbo Zhang

Real-time motion detection in non-stationary scenes is a difficult task due to dynamic background, changing foreground appearance and limited computational resource. These challenges degrade the performance of the existing methods in…

计算机视觉与模式识别 · 计算机科学 2018-11-22 Junjie Huang , Wei Zou , Zheng Zhu , Jiagang Zhu

In the last few years, convolutional neural networks (CNNs) have demonstrated increasing success at learning many computer vision tasks including dense estimation problems such as optical flow and stereo matching. However, the joint…

计算机视觉与模式识别 · 计算机科学 2019-04-15 Rohan Saxena , René Schuster , Oliver Wasenmüller , Didier Stricker

Unsupervised representation learning aims at describing raw data efficiently to solve various downstream tasks. It has been approached with many techniques, such as manifold learning, diffusion maps, or more recently self-supervised…

机器学习 · 计算机科学 2023-06-02 Vivien Cabannes , Alberto Bietti , Randall Balestriero

This paper studies optical flow estimation, a critical task in motion analysis with applications in autonomous navigation, action recognition, and film production. Traditional optical flow methods require consecutive frames, which are often…

计算机视觉与模式识别 · 计算机科学 2025-06-12 Mo Zhou , Jianwei Wang , Xuanmeng Zhang , Dylan Campbell , Kai Wang , Long Yuan , Wenjie Zhang , Xuemin Lin

Generative modeling has recently shown remarkable promise for visuomotor policy learning, enabling flexible and expressive control across diverse embodied AI tasks. However, existing generative policies often struggle with data…

机器人学 · 计算机科学 2025-12-16 Jianlei Chang , Ruofeng Mei , Wei Ke , Xiangyu Xu

Unsupervised methods have showed promising results on monocular depth estimation. However, the training data must be captured in scenes without moving objects. To push the envelope of accuracy, recent methods tend to increase their model…

计算机视觉与模式识别 · 计算机科学 2023-03-09 Tak-Wai Hui

Learning unsupervised representations that are both semantically meaningful and stable across runs remains a central challenge in modern representation learning. We introduce entropy-ordered flows (EOFlows), a normalizing-flow framework…

机器学习 · 计算机科学 2026-02-09 Daniel Galperin , Ullrich Köthe

In this work we present a lightweight, unsupervised learning pipeline for \textit{dense} depth, optical flow and egomotion estimation from sparse event output of the Dynamic Vision Sensor (DVS). To tackle this low level vision task, we use…

计算机视觉与模式识别 · 计算机科学 2019-02-26 Chengxi Ye , Anton Mitrokhin , Cornelia Fermüller , James A. Yorke , Yiannis Aloimonos

Using a layered representation for motion estimation has the advantage of being able to cope with discontinuities and occlusions. In this paper, we learn to estimate optical flow by combining a layered motion representation with deep…

计算机视觉与模式识别 · 计算机科学 2018-05-10 Xi Zhang , Di Ma , Xu Ouyang , Shanshan Jiang , Lin Gan , Gady Agam

Optical flow estimation is a well-studied topic for automated driving applications. Many outstanding optical flow estimation methods have been proposed, but they become erroneous when tested in challenging scenarios that are commonly…

计算机视觉与模式识别 · 计算机科学 2023-01-12 Shihao Shen , Louis Kerofsky , Senthil Yogamani

Optical flow provides information on relative motion that is an important component in many computer vision pipelines. Neural networks provide high accuracy optical flow, yet their complexity is often prohibitive for application at the edge…

计算机视觉与模式识别 · 计算机科学 2023-07-13 Yannick Schnider , Stanislaw Wozniak , Mathias Gehrig , Jules Lecomte , Axel von Arnim , Luca Benini , Davide Scaramuzza , Angeliki Pantazi

Optical flow estimation is one of the fundamental tasks in low-level computer vision, which describes the pixel-wise displacement and can be used in many other tasks. From the apparent aspect, the optical flow can be viewed as the…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Yuhao Cheng , Siru Zhang , Yiqiang Yan

Molecular 3D conformations play a key role in determining how molecules interact with other molecules or protein surfaces. Recent deep learning advancements have improved conformation prediction, but slow training speeds and difficulties in…

机器学习 · 计算机科学 2024-12-17 Qingwen Tian , Yuxin Xu , Yixuan Yang , Zhen Wang , Ziqi Liu , Pengju Yan , Xiaolin Li