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Motion detection is a fundamental but challenging task for autonomous driving. In particular scenes like highway, remote objects have to be paid extra attention for better controlling decision. Aiming at distant vehicles, we train a neural…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Ka Man Lo

Optical flow estimation aims to find the 2D motion field by identifying corresponding pixels between two images. Despite the tremendous progress of deep learning-based optical flow methods, it remains a challenge to accurately estimate…

计算机视觉与模式识别 · 计算机科学 2022-04-01 Xiuchao Sui , Shaohua Li , Xue Geng , Yan Wu , Xinxing Xu , Yong Liu , Rick Goh , Hongyuan Zhu

Optical flow estimation is one of the most studied problems in computer vision, yet recent benchmark datasets continue to reveal problem areas of today's approaches. Occlusions have remained one of the key challenges. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2017-08-18 Junhwa Hur , Stefan Roth

Monocular vision-based navigation for automated driving is a challenging task due to the lack of enough information to compute temporal relationships among objects on the road. Optical flow is an option to obtain temporal information from…

机器人学 · 计算机科学 2020-06-02 Linda Capito , Keith Redmill , Umit Ozguner

Scene understanding is essential for enhancing driver safety, generating human-centric explanations for Automated Vehicle (AV) decisions, and leveraging Artificial Intelligence (AI) for retrospective driving video analysis. This study…

计算机视觉与模式识别 · 计算机科学 2025-01-13 Mohammed Elhenawy , Huthaifa I. Ashqar , Andry Rakotonirainy , Taqwa I. Alhadidi , Ahmed Jaber , Mohammad Abu Tami

When interacting with highly dynamic environments, scene flow allows autonomous systems to reason about the non-rigid motion of multiple independent objects. This is of particular interest in the field of autonomous driving, in which many…

计算机视觉与模式识别 · 计算机科学 2020-04-15 Himangi Mittal , Brian Okorn , David Held

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

Estimating 3D occupancy and motion at the vehicle's surroundings is essential for autonomous driving, enabling situational awareness in dynamic environments. Existing approaches jointly learn geometry and motion but rely on expensive 3D…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Xavier Timoneda , Markus Herb , Fabian Duerr , Daniel Goehring

Synthetic datasets play a critical role in pre-training CNN models for optical flow, but they are painstaking to generate and hard to adapt to new applications. To automate the process, we present AutoFlow, a simple and effective method to…

计算机视觉与模式识别 · 计算机科学 2021-04-30 Deqing Sun , Daniel Vlasic , Charles Herrmann , Varun Jampani , Michael Krainin , Huiwen Chang , Ramin Zabih , William T. Freeman , Ce Liu

Occlusions between consecutive frames have long posed a significant challenge in optical flow estimation. The inherent ambiguity introduced by occlusions directly violates the brightness constancy constraint and considerably hinders…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Shangkun Sun , Jiaming Liu , Thomas H. Li , Huaxia Li , Guoqing Liu , Wei Gao

Semantic Scene Completion (SSC) aims to infer complete 3D geometry and semantics from monocular images, serving as a crucial capability for camera-based perception in autonomous driving. However, existing SSC methods relying on temporal…

计算机视觉与模式识别 · 计算机科学 2025-10-15 Jinzhou Lin , Jie Zhou , Wenhao Xu , Rongtao Xu , Changwei Wang , Shunpeng Chen , Kexue Fu , Yihua Shao , Li Guo , Shibiao Xu

Optical flow estimation is a basic task in self-driving and robotics systems, which enables to temporally interpret traffic scenes. Autonomous vehicles clearly benefit from the ultra-wide Field of View (FoV) offered by 360{\deg} panoramic…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Hao Shi , Yifan Zhou , Kailun Yang , Xiaoting Yin , Ze Wang , Yaozu Ye , Zhe Yin , Shi Meng , Peng Li , Kaiwei Wang

Motion is a dominant cue in automated driving systems. Optical flow is typically computed to detect moving objects and to estimate depth using triangulation. In this paper, our motivation is to leverage the existing dense optical flow to…

计算机视觉与模式识别 · 计算机科学 2019-01-23 Hazem Rashed , Senthil Yogamani , Ahmad El-Sallab , Pavel Krizek , Mohamed El-Helw

Understanding the flow in 3D space of sparsely sampled points between two consecutive time frames is the core stone of modern geometric-driven systems such as VR/AR, Robotics, and Autonomous driving. The lack of real, non-simulated, labeled…

计算机视觉与模式识别 · 计算机科学 2021-10-19 Bojun Ouyang , Dan Raviv

Optical flow estimation is an essential step for many real-world computer vision tasks. Existing deep networks have achieved satisfactory results by mostly employing a pyramidal coarse-to-fine paradigm, where a key process is to adopt…

计算机视觉与模式识别 · 计算机科学 2021-02-02 Lingtong Kong , Xiaohang Yang , Jie Yang

Event cameras such as DAVIS can simultaneously output high temporal resolution events and low frame-rate intensity images, which own great potential in capturing scene motion, such as optical flow estimation. Most of the existing optical…

计算机视觉与模式识别 · 计算机科学 2022-11-18 Zhexiong Wan , Yuchao Dai , Yuxin Mao

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

Gathering data and identifying events in various traffic situations remains an essential challenge for the systematic evaluation of a perception system's performance. Analyzing large-scale, typically unstructured, multi-modal, time series…

计算机视觉与模式识别 · 计算机科学 2024-08-05 Tayssir Bouraffa , Elias Kjellberg Carlson , Erik Wessman , Ali Nouri , Pierre Lamart , Christian Berger

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…

计算机视觉与模式识别 · 计算机科学 2018-07-17 Aravindh Mahendran , James Thewlis , Andrea Vedaldi

Scene flow estimation, which extracts point-wise motion between scenes, is becoming a crucial task in many computer vision tasks. However, all of the existing estimation methods utilize only the unidirectional features, restricting the…

计算机视觉与模式识别 · 计算机科学 2022-07-18 Wencan Cheng , Jong Hwan Ko