Search Results for author: Narunas Vaskevicius

Found 6 papers, 1 papers with code

Open3DSG: Open-Vocabulary 3D Scene Graphs from Point Clouds with Queryable Objects and Open-Set Relationships

no code implementations19 Feb 2024 Sebastian Koch, Narunas Vaskevicius, Mirco Colosi, Pedro Hermosilla, Timo Ropinski

We co-embed the features from a 3D scene graph prediction backbone with the feature space of powerful open world 2D vision language foundation models.

Object

Lang3DSG: Language-based contrastive pre-training for 3D Scene Graph prediction

no code implementations25 Oct 2023 Sebastian Koch, Pedro Hermosilla, Narunas Vaskevicius, Mirco Colosi, Timo Ropinski

While it is widely accepted that pre-training is an effective approach to improve model performance in low data regimes, in this paper, we find that existing pre-training methods are ill-suited for 3D scene graphs.

Language Modelling

SGRec3D: Self-Supervised 3D Scene Graph Learning via Object-Level Scene Reconstruction

no code implementations27 Sep 2023 Sebastian Koch, Pedro Hermosilla, Narunas Vaskevicius, Mirco Colosi, Timo Ropinski

In the field of 3D scene understanding, 3D scene graphs have emerged as a new scene representation that combines geometric and semantic information about objects and their relationships.

Graph Learning Scene Understanding

Predicting Dense and Context-aware Cost Maps for Semantic Robot Navigation

no code implementations17 Oct 2022 Yash Goel, Narunas Vaskevicius, Luigi Palmieri, Nived Chebrolu, Cyrill Stachniss

The preliminary experiments suggest that the cost maps generated by our network are suitable for the MPC and can guide the agent to the semantic goal more efficiently than a baseline approach.

Continuous Control Robot Navigation

Cross-Modal Analysis of Human Detection for Robotics: An Industrial Case Study

no code implementations3 Aug 2021 Timm Linder, Narunas Vaskevicius, Robert Schirmer, Kai O. Arras

We compare the performance of state-of-the-art person detectors for 2D range data, 3D lidar, and RGB-D data as well as selected combinations thereof in a challenging industrial use-case.

Autonomous Driving Human Detection +3

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