Search Results for author: Lucas Nunes

Found 6 papers, 5 papers with code

Scaling Diffusion Models to Real-World 3D LiDAR Scene Completion

1 code implementation20 Mar 2024 Lucas Nunes, Rodrigo Marcuzzi, Benedikt Mersch, Jens Behley, Cyrill Stachniss

Our experimental evaluation shows that our method can complete the scene given a single LiDAR scan as input, producing a scene with more details compared to state-of-the-art scene completion methods.

Autonomous Vehicles Denoising

Mask4D: End-to-End Mask-Based 4D Panoptic Segmentation for LiDAR Sequences

1 code implementation IRAL 2023 Rodrigo Marcuzzi, Lucas Nunes, Louis Wiesmann, Elias Marks, Jens Behley, Cyrill Stachniss

Panoptic segmentation of 3D LiDAR scans allows us to semantically describe a vehicle’s environment by predicting semantic classes for each 3D point and to identify individual instances through different instance IDs.

4D Panoptic Segmentation

Temporal Consistent 3D LiDAR Representation Learning for Semantic Perception in Autonomous Driving

1 code implementation CVPR 2023 Lucas Nunes, Louis Wiesmann, Rodrigo Marcuzzi, Xieyuanli Chen, Jens Behley, Cyrill Stachniss

Especially in autonomous driving, point clouds are sparse, and objects appearance depends on its distance from the sensor, making it harder to acquire large amounts of labeled training data.

Autonomous Driving Panoptic Segmentation +2

Contrastive Instance Association for 4D Panoptic Segmentation using Sequences of 3D LiDAR Scans

no code implementations IRAL 2021 Rodrigo Marcuzzi, Lucas Nunes, Louis Wiesmann, Ignacio Vizzo, Jens Behley, Cyrill Stachniss

We propose a novel approach that builds on top of an arbitrary single-scan panoptic segmentation network and extends it to the temporal domain by associating instances across time.

4D Panoptic Segmentation

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