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Dynamic vision sensors or event cameras provide rich complementary information for video frame interpolation. Existing state-of-the-art methods follow the paradigm of combining both synthesis-based and warping networks. However, few of…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Jiaben Chen , Yichen Zhu , Dongze Lian , Jiaqi Yang , Yifu Wang , Renrui Zhang , Xinhang Liu , Shenhan Qian , Laurent Kneip , Shenghua Gao

Video Frame Interpolation (VFI) aims to generate intermediate video frames between consecutive input frames. Since the event cameras are bio-inspired sensors that only encode brightness changes with a micro-second temporal resolution,…

计算机视觉与模式识别 · 计算机科学 2025-02-20 Taewoo Kim , Yujeong Chae , Hyun-Kurl Jang , Kuk-Jin Yoon

State-of-the-art frame interpolation methods generate intermediate frames by inferring object motions in the image from consecutive key-frames. In the absence of additional information, first-order approximations, i.e. optical flow, must be…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Stepan Tulyakov , Daniel Gehrig , Stamatios Georgoulis , Julius Erbach , Mathias Gehrig , Yuanyou Li , Davide Scaramuzza

Event cameras output asynchronous events to represent intensity changes with a high temporal resolution, even under extreme lighting conditions. Currently, most of the existing works use a single contrast threshold to estimate the intensity…

计算机视觉与模式识别 · 计算机科学 2020-12-18 Ziwei Wang , Yonhon Ng , Pieter van Goor , Robert Mahony

Event cameras have shown promise in vision applications like optical flow estimation and stereo matching, with many specialized architectures leveraging the asynchronous and sparse nature of event data. However, existing works only focus…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Pengjie Zhang , Lin Zhu , Xiao Wang , Lizhi Wang , Wanxuan Lu , Hua Huang

Photometric Stereo methods seek to reconstruct the 3d shape of an object from motionless images obtained with varying illumination. Most existing methods solve a restricted problem where the physical reflectance model, such as Lambertian…

计算机视觉与模式识别 · 计算机科学 2021-10-06 Ofer Bartal , Nati Ofir , Yaron Lipman , Ronen Basri

3D object detection is an important task that has been widely applied in autonomous driving. To perform this task, a new trend is to fuse multi-modal inputs, i.e., LiDAR and camera. Under such a trend, recent methods fuse these two…

计算机视觉与模式识别 · 计算机科学 2025-06-12 Yang Song , Lin Wang

We present TemporalStereo, a coarse-to-fine stereo matching network that is highly efficient, and able to effectively exploit the past geometry and context information to boost matching accuracy. Our network leverages sparse cost volume and…

计算机视觉与模式识别 · 计算机科学 2023-08-04 Youmin Zhang , Matteo Poggi , Stefano Mattoccia

Most nighttime semantic segmentation studies are based on domain adaptation approaches and image input. However, limited by the low dynamic range of conventional cameras, images fail to capture structural details and boundary information in…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Ruihao Xia , Chaoqiang Zhao , Meng Zheng , Ziyan Wu , Qiyu Sun , Yang Tang

Event camera sensors are bio-inspired sensors which asynchronously capture per-pixel brightness changes and output a stream of events encoding the polarity, location and time of these changes. These systems are witnessing rapid advancements…

计算机视觉与模式识别 · 计算机科学 2025-09-15 Aupendu Kar , Vishnu Raj , Guan-Ming Su

Video deblurring aims to enhance the quality of restored results in motion-blurred videos by effectively gathering information from adjacent video frames to compensate for the insufficient data in a single blurred frame. However, when faced…

计算机视觉与模式识别 · 计算机科学 2024-08-29 Taewoo Kim , Hoonhee Cho , Kuk-Jin Yoon

This work introduces a co-capture system for multi-animal visual data acquisition using conventional cameras and event cameras. Event cameras offer multiple advantages over frame-based cameras, such as a high temporal resolution and…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Friedhelm Hamann , Guillermo Gallego

Event cameras are a new type of brain-inspired visual sensor with advantages such as high dynamic range and high temporal resolution. The geometric calibration of event cameras, which involves determining their intrinsic and extrinsic…

计算机视觉与模式识别 · 计算机科学 2025-12-19 Zibin Liu , Shunkun Liang , Banglei Guan , Dongcai Tan , Yang Shang , Qifeng Yu

Due to the rapid development of computer vision, single-modal (RGB) object tracking has made significant progress in recent years. Considering the limitation of single imaging sensor, multi-modal images (RGB, Infrared, etc.) are introduced…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Bing Cao , Junliang Guo , Pengfei Zhu , Qinghua Hu

Event stereo matching is an emerging technique to estimate depth from neuromorphic cameras; however, events are unlikely to trigger in the absence of motion or the presence of large, untextured regions, making the correspondence problem…

计算机视觉与模式识别 · 计算机科学 2024-08-09 Luca Bartolomei , Matteo Poggi , Andrea Conti , Stefano Mattoccia

Visual anomaly detection in multi-class settings poses significant challenges due to the diversity of object categories, the scarcity of anomalous examples, and the presence of camouflaged defects. In this paper, we propose PromptMAD, a…

计算机视觉与模式识别 · 计算机科学 2026-02-02 Duncan McCain , Hossein Kashiani , Fatemeh Afghah

Event cameras are bio-inspired sensors that offer several advantages, such as low latency, high-speed and high dynamic range, to tackle challenging scenarios in computer vision. This paper presents a solution to the problem of 3D…

计算机视觉与模式识别 · 计算机科学 2019-01-21 Yi Zhou , Guillermo Gallego , Henri Rebecq , Laurent Kneip , Hongdong Li , Davide Scaramuzza

Although recent years have witnessed the great advances in stereo image super-resolution (SR), the beneficial information provided by binocular systems has not been fully used. Since stereo images are highly symmetric under epipolar…

计算机视觉与模式识别 · 计算机科学 2021-04-21 Yingqian Wang , Xinyi Ying , Longguang Wang , Jungang Yang , Wei An , Yulan Guo

Stereo matching provides depth estimation from binocular images for downstream applications. These applications mostly take video streams as input and require temporally consistent depth maps. However, existing methods mainly focus on the…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Jiaxi Zeng , Chengtang Yao , Yuwei Wu , Yunde Jia

Visual place recognition is an important problem towards global localization in many robotics tasks. One of the biggest challenges is that it may suffer from illumination or appearance changes in surrounding environments. Event cameras are…

计算机视觉与模式识别 · 计算机科学 2023-07-04 Xiang Ji , Jiaxin Wei , Yifu Wang , Huiliang Shang , Laurent Kneip