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Inspired by the complementarity between conventional frame-based and bio-inspired event-based cameras, we propose a multi-modal based approach to fuse visual cues from the frame- and event-domain to enhance the single object tracking…

计算机视觉与模式识别 · 计算机科学 2021-09-21 Jiqing Zhang , Xin Yang , Yingkai Fu , Xiaopeng Wei , Baocai Yin , Bo Dong

Simultaneous Localization and Mapping (SLAM) system typically employ vision-based sensors to observe the surrounding environment. However, the performance of such systems highly depends on the ambient illumination conditions. In scenarios…

计算机视觉与模式识别 · 计算机科学 2021-11-01 Muhamad Risqi U. Saputra , Chris Xiaoxuan Lu , Pedro P. B. de Gusmao , Bing Wang , Andrew Markham , Niki Trigoni

High dynamic range (HDR) imaging is a crucial task in computational photography, which captures details across diverse lighting conditions. Traditional HDR fusion methods face limitations in dynamic scenes with extreme exposure differences,…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Shi Guo , Zixuan Chen , Ziran Zhang , Yutian Chen , Gangwei Xu , Tianfan Xue

Robust feature matching forms the backbone for most Visual Simultaneous Localization and Mapping (vSLAM), visual odometry, 3D reconstruction, and Structure from Motion (SfM) algorithms. However, recovering feature matches from texture-poor…

计算机视觉与模式识别 · 计算机科学 2023-08-03 Shenbagaraj Kannapiran , Nalin Bendapudi , Ming-Yuan Yu , Devarth Parikh , Spring Berman , Ankit Vora , Gaurav Pandey

In this paper, we present a system for incrementally reconstructing a dense 3D model of the geometry of an outdoor environment using a single monocular camera attached to a moving vehicle. Dense models provide a rich representation of the…

计算机视觉与模式识别 · 计算机科学 2021-08-18 Louis Gallagher , Varun Ravi Kumar , Senthil Yogamani , John B. McDonald

Event-based keypoint detection and matching holds significant potential, enabling the integration of event sensors into highly optimized Visual SLAM systems developed for frame cameras over decades of research. Unfortunately, existing…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Yannick Burkhardt , Simon Schaefer , Stefan Leutenegger

Visual object tracking, which is primarily based on visible light image sequences, encounters numerous challenges in complicated scenarios, such as low light conditions, high dynamic ranges, and background clutter. To address these…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Hongze Sun , Rui Liu , Wuque Cai , Jun Wang , Yue Wang , Huajin Tang , Yan Cui , Dezhong Yao , Daqing Guo

The Simultaneous Localization and Mapping (SLAM) problem addresses the possibility of a robot to localize itself in an unknown environment and simultaneously build a consistent map of this environment. Recently, cameras have been…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Hudson M. S. Bruno , Esther L. Colombini

Stereopsis has widespread appeal in robotics as it is the predominant way by which living beings perceive depth to navigate our 3D world. Event cameras are novel bio-inspired sensors that detect per-pixel brightness changes asynchronously,…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Suman Ghosh , Guillermo Gallego

Event based cameras are a new passive sensing modality with a number of benefits over traditional cameras, including extremely low latency, asynchronous data acquisition, high dynamic range and very low power consumption. There has been a…

机器人学 · 计算机科学 2018-02-21 Alex Zihao Zhu , Dinesh Thakur , Tolga Ozaslan , Bernd Pfrommer , Vijay Kumar , Kostas Daniilidis

Simultaneous localization and mapping (SLAM) is used to predict the dynamic motion path of a moving platform based on the location coordinates and the precise mapping of the physical environment. SLAM has great potential in augmented…

机器人学 · 计算机科学 2021-01-05 Thangarajah Akilan , Edna Johnson , Japneet Sandhu , Ritika Chadha , Gaurav Taluja

We present a robust, real-time RGB SLAM system that handles dynamic environments by leveraging differentiable Uncertainty-aware Bundle Adjustment. Traditional SLAM methods typically assume static scenes, leading to tracking failures in the…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Moyang Li , Zihan Zhu , Marc Pollefeys , Daniel Barath

A robust and efficient Simultaneous Localization and Mapping (SLAM) system is essential for robot autonomy. For visual SLAM algorithms, though the theoretical framework has been well established for most aspects, feature extraction and…

计算机视觉与模式识别 · 计算机科学 2020-08-13 Dongjiang Li , Xuesong Shi , Qiwei Long , Shenghui Liu , Wei Yang , Fangshi Wang , Qi Wei , Fei Qiao

We present SplitFusion, a novel dense RGB-D SLAM framework that simultaneously performs tracking and dense reconstruction for both rigid and non-rigid components of the scene. SplitFusion first adopts deep learning based semantic instant…

计算机视觉与模式识别 · 计算机科学 2020-07-07 Yang Li , Tianwei Zhang , Yoshihiko Nakamura , Tatsuya Harada

Scaling long-context capabilities is crucial for Multimodal Large Language Models (MLLMs). However, real-world multimodal datasets are extremely heterogeneous. Existing training frameworks predominantly rely on static parallelism…

分布式、并行与集群计算 · 计算机科学 2026-02-26 Yifan Niu , Han Xiao , Dongyi Liu , Wei Zhou , Jia Li

Structure from Motion (SfM) techniques are being increasingly used to create 3D maps from images in many domains including environmental monitoring. However, SfM techniques are often confounded in visually repetitive environments as they…

机器人学 · 计算机科学 2022-01-11 Brian M. Hopkinson , Suchendra M. Bhandarkar

Simultaneous Localization and Mapping (SLAM) in large-scale, unknown, and complex subterranean environments is a challenging problem. Sensors must operate in off-nominal conditions; uneven and slippery terrains make wheel odometry…

Vision-based sensors have shown significant performance, accuracy, and efficiency gain in Simultaneous Localization and Mapping (SLAM) systems in recent years. In this regard, Visual Simultaneous Localization and Mapping (VSLAM) methods…

计算机视觉与模式识别 · 计算机科学 2022-12-02 Ali Tourani , Hriday Bavle , Jose Luis Sanchez-Lopez , Holger Voos

Research in Simultaneous Localization and Mapping (SLAM) has made outstanding progress over the past years. SLAM systems are nowadays transitioning from academic to real world applications. However, this transition has posed new demanding…

机器人学 · 计算机科学 2022-06-22 Michael Helmberger , Kristian Morin , Beda Berner , Nitish Kumar , Giovanni Cioffi , Davide Scaramuzza

This work presents a novel dense RGB-D SLAM approach for dynamic planar environments that enables simultaneous multi-object tracking, camera localisation and background reconstruction. Previous dynamic SLAM methods either rely on semantic…

机器人学 · 计算机科学 2022-10-19 Ran Long , Christian Rauch , Tianwei Zhang , Vladimir Ivan , Tin Lun Lam , Sethu Vijayakumar