Comparing Representations in Tracking for Event Camera-based SLAM
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Abstract (arXiv)
This paper investigates two typical image-type representations for event camera-based tracking: time surface (TS) and event map (EM). Based on the original TS-based tracker, we make use of these two representations' complementary strengths to develop an enhanced version. The proposed tracker consists of a general strategy to evaluate the optimization problem's degeneracy online and then switch proper representations. Both TS and EM are motion- and scene-dependent, and thus it is important to figure out their limitations in tracking. We develop six tracker variations and conduct a thorough comparison of them on sequences covering various scenarios and motion complexities. We release our implementations and detailed results to benefit the research community on event cameras: https: //github.com/gogojjh/ESVO_extension.
Key facts. Cited by 23 papers in the map (data through 7 Oct 2026). Builds on 15 of its 33 references that are in the map. First posted on arXiv 20 Apr 2021.
Builds on
15 of 33 references.
References · 15
- 2019Event-based Vision: A Surveycited by 1,010
- 2017VINS-Mono: A Robust and Versatile Monocular Visual-Inertial State Estimatorcited by 418
- 2019High Speed and High Dynamic Range Video with an Event Cameracited by 344
- 2018The Multi Vehicle Stereo Event Camera Dataset: An Event Camera Dataset for 3D Perceptioncited by 251
- 2019Events-to-Video: Bringing Modern Computer Vision to Event Camerascited by 191
- 2018A Unifying Contrast Maximization Framework for Event Cameras, with Applications to Motion, Depth, and Optical Flow Estimationcited by 178
- 2017Ultimate SLAM? Combining Events, Images, and IMU for Robust Visual SLAM in HDR and High Speed Scenarioscited by 150
- 2018Bringing a Blurry Frame Alive at High Frame-Rate with an Event Cameracited by 141
- 2020Event-based Stereo Visual Odometrycited by 105
- 2017Continuous-Time Visual-Inertial Odometry for Event Camerascited by 57
- 2016Event-based, 6-DOF Camera Tracking from Photometric Depth Mapscited by 54
- 2020Globally Optimal Contrast Maximisation for Event-based Motion Estimationcited by 33
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Citing papers per year: 2021: 3; 2022: 6; 2023: 7; 2024: 6; 2025: 1.
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- 2023Deep Learning for Event-based Vision: A Comprehensive Survey and Benchmarkscited by 90
- 2024Recent Event Camera Innovations: A Surveycited by 67
- 2022Ev-NeRF: Event Based Neural Radiance Fieldcited by 59
- 2024CMax-SLAM: Event-based Rotational-Motion Bundle Adjustment and SLAM System using Contrast Maximizationcited by 31
- 2023Neuromorphic Event-based Facial Expression Recognitioncited by 18
- 2022How Many Events do You Need? Event-based Visual Place Recognition Using Sparse But Varying Pixelscited by 17
- 2024SEVD: Synthetic Event-based Vision Dataset for Ego and Fixed Traffic Perceptioncited by 15
- 2021Visual Odometry with an Event Camera Using Continuous Ray Warping and Volumetric Contrast Maximizationcited by 14
- 2021Dynamic Event Camera Calibrationcited by 14
- 2023LCE-Calib: Automatic LiDAR-Frame/Event Camera Extrinsic Calibration With A Globally Optimal Solutioncited by 12
- 2024MambaEVT: Event Stream based Visual Object Tracking using State Space Modelcited by 11
- 2022Visual SLAM: What are the Current Trends and What to Expect?cited by 10
11 more
- 2023EventTransAct: A video transformer-based framework for Event-camera based action recognitioncited by 10
- 2023Neuromorphic High-Frequency 3D Dancing Pose Estimation in Dynamic Environmentcited by 8
- 2023Distractor-aware Event-based Trackingcited by 8
- 2024EvRepSL: Event-Stream Representation via Self-Supervised Learning for Event-Based Visioncited by 8
- 2022Special Session: Towards an Agile Design Methodology for Efficient, Reliable, and Secure ML Systemscited by 6
- 2022Privacy-Preserving Visual Localization with Event Camerascited by 6
- 2021Research on Event Accumulator Settings for Event-Based SLAMcited by 5
- 2025PRE-Mamba: A 4D State Space Model for Ultra-High-Frequent Event Camera Derainingcited by 5
- 2023Continuous-Time Gaussian Process Motion-Compensation for Event-vision Pattern Tracking with Distance Fieldscited by 2
- 2022Ego-motion Estimation Based on Fusion of Images and Eventscited by 1
- 2024Low-Latency Scalable Streaming for Event-Based Visioncited by 1
- 2025PRE-Mamba: A 4D State Space Model for Ultra-High-Frequent Event Camera Deraining8 May 2025
- 2024Low-Latency Scalable Streaming for Event-Based Vision10 Dec 2024
- 2024EvRepSL: Event-Stream Representation via Self-Supervised Learning for Event-Based Vision10 Dec 2024
- 2024Recent Event Camera Innovations: A Survey24 Aug 2024
- 2024MambaEVT: Event Stream based Visual Object Tracking using State Space Model20 Aug 2024
- 2024SEVD: Synthetic Event-based Vision Dataset for Ego and Fixed Traffic Perception12 Apr 2024
- 2024CMax-SLAM: Event-based Rotational-Motion Bundle Adjustment and SLAM System using Contrast Maximization12 Mar 2024
- 2023Distractor-aware Event-based Tracking22 Oct 2023
- 2023EventTransAct: A video transformer-based framework for Event-camera based action recognition25 Aug 2023
- 2023Neuromorphic Event-based Facial Expression Recognition13 Apr 2023
- 2023LCE-Calib: Automatic LiDAR-Frame/Event Camera Extrinsic Calibration With A Globally Optimal Solution17 Mar 2023
- 2023Continuous-Time Gaussian Process Motion-Compensation for Event-vision Pattern Tracking with Distance Fields5 Mar 2023
11 more
- 2023Deep Learning for Event-based Vision: A Comprehensive Survey and Benchmarks17 Feb 2023
- 2023Neuromorphic High-Frequency 3D Dancing Pose Estimation in Dynamic Environment17 Jan 2023
- 2022Privacy-Preserving Visual Localization with Event Cameras4 Dec 2022
- 2022Visual SLAM: What are the Current Trends and What to Expect?19 Oct 2022
- 2022Ego-motion Estimation Based on Fusion of Images and Events12 Jul 2022
- 2022How Many Events do You Need? Event-based Visual Place Recognition Using Sparse But Varying Pixels28 Jun 2022
- 2022Ev-NeRF: Event Based Neural Radiance Field24 Jun 2022
- 2022Special Session: Towards an Agile Design Methodology for Efficient, Reliable, and Secure ML Systems18 Apr 2022
- 2021Research on Event Accumulator Settings for Event-Based SLAM1 Dec 2021
- 2021Dynamic Event Camera Calibration14 Jul 2021
- 2021Visual Odometry with an Event Camera Using Continuous Ray Warping and Volumetric Contrast Maximization7 Jul 2021
- 2023Deep Learning for Event-based Vision: A Comprehensive Survey and Benchmarkscited by 90
- 2024Recent Event Camera Innovations: A Surveycited by 67
- 2022Ev-NeRF: Event Based Neural Radiance Fieldcited by 59
- 2024CMax-SLAM: Event-based Rotational-Motion Bundle Adjustment and SLAM System using Contrast Maximizationcited by 31
- 2023Neuromorphic Event-based Facial Expression Recognitioncited by 18
- 2022How Many Events do You Need? Event-based Visual Place Recognition Using Sparse But Varying Pixelscited by 17
- 2024SEVD: Synthetic Event-based Vision Dataset for Ego and Fixed Traffic Perceptioncited by 15
- 2021Visual Odometry with an Event Camera Using Continuous Ray Warping and Volumetric Contrast Maximizationcited by 14
- 2021Dynamic Event Camera Calibrationcited by 14
- 2023LCE-Calib: Automatic LiDAR-Frame/Event Camera Extrinsic Calibration With A Globally Optimal Solutioncited by 12
- 2022Visual SLAM: What are the Current Trends and What to Expect?cited by 10
- 2023EventTransAct: A video transformer-based framework for Event-camera based action recognitioncited by 10
12 most cited of 21 All 21 (JSON)
- 2024Low-Latency Scalable Streaming for Event-Based Vision10 Dec 2024
- 2024EvRepSL: Event-Stream Representation via Self-Supervised Learning for Event-Based Vision10 Dec 2024
- 2024Recent Event Camera Innovations: A Survey24 Aug 2024
- 2024SEVD: Synthetic Event-based Vision Dataset for Ego and Fixed Traffic Perception12 Apr 2024
- 2024CMax-SLAM: Event-based Rotational-Motion Bundle Adjustment and SLAM System using Contrast Maximization12 Mar 2024
- 2023Distractor-aware Event-based Tracking22 Oct 2023
- 2023EventTransAct: A video transformer-based framework for Event-camera based action recognition25 Aug 2023
- 2023Neuromorphic Event-based Facial Expression Recognition13 Apr 2023
- 2023LCE-Calib: Automatic LiDAR-Frame/Event Camera Extrinsic Calibration With A Globally Optimal Solution17 Mar 2023
- 2023Continuous-Time Gaussian Process Motion-Compensation for Event-vision Pattern Tracking with Distance Fields5 Mar 2023
- 2023Deep Learning for Event-based Vision: A Comprehensive Survey and Benchmarks17 Feb 2023
- 2023Neuromorphic High-Frequency 3D Dancing Pose Estimation in Dynamic Environment17 Jan 2023
12 newest of 21 All 21 (JSON)