An Empirical Analysis of Range for 3D Object Detection
Not on the map. Why?
Abstract (arXiv)
LiDAR-based 3D detection plays a vital role in autonomous navigation. Surprisingly, although autonomous vehicles (AVs) must detect both near-field objects (for collision avoidance) and far-field objects (for longer-term planning), contemporary benchmarks focus only on near-field 3D detection. However, AVs must detect far-field objects for safe navigation. In this paper, we present an empirical analysis of far-field 3D detection using the long-range detection dataset Argoverse 2.0 to better understand the problem, and share the following insight: near-field LiDAR measurements are dense and optimally encoded by small voxels, while far-field measurements are sparse and are better encoded with large voxels. We exploit this observation to build a collection of range experts tuned for near-vs-far field detection, and propose simple techniques to efficiently ensemble models for long-range detection that improve efficiency by 33% and boost accuracy by 3.2% CDS.
Key facts. Cited by 9 papers in the map (data through 7 Oct 2026). Builds on 33 of its 42 references that are in the map. First posted on arXiv 8 Aug 2023.
Builds on
33 of 42 references.
References · 33
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21 more
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Built on by
Citing papers per year: 2023: 2; 2024: 3; 2025: 4.
9 papers.
- 2024Better Call SAL: Towards Learning to Segment Anything in Lidarcited by 47
- 2024I Can't Believe It's Not Scene Flow!cited by 21
- 2024Neural Eulerian Scene Flow Fieldscited by 14
- 2025RefAV: Towards Planning-Centric Scenario Miningcited by 13
- 2023Long-Tailed 3D Detection via Multi-Modal Fusioncited by 10
- 2025Towards Learning to Complete Anything in Lidarcited by 7
- 2023Towards Long-Range 3D Object Detection for Autonomous Vehiclescited by 5
- 2025DGFusion: Dual-guided Fusion for Robust Multi-Modal 3D Object Detectioncited by 2
- 2025UniFlow: Zero-Shot LiDAR Scene Flow for Autonomous Vehiclescited by 0
- 2025UniFlow: Zero-Shot LiDAR Scene Flow for Autonomous Vehicles23 Nov 2025
- 2025DGFusion: Dual-guided Fusion for Robust Multi-Modal 3D Object Detection13 Nov 2025
- 2025RefAV: Towards Planning-Centric Scenario Mining27 May 2025
- 2025Towards Learning to Complete Anything in Lidar16 Apr 2025
- 2024Neural Eulerian Scene Flow Fields2 Oct 2024
- 2024Better Call SAL: Towards Learning to Segment Anything in Lidar19 Mar 2024
- 2024I Can't Believe It's Not Scene Flow!7 Mar 2024
- 2023Long-Tailed 3D Detection via Multi-Modal Fusion18 Dec 2023
- 2023Towards Long-Range 3D Object Detection for Autonomous Vehicles7 Oct 2023