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Christian Laugier

9 accepted papers

2023

LAPTNet-FPN: Multi-Scale LiDAR-Aided Projective Transform Network for Real Time Semantic Grid Prediction

ICRA 2023poster

Semantic grids can be useful representations of the scene around an autonomous system. By having information about the layout of the space around itself, a robot can leverage this type of representation for crucial tasks such as navigation or tracking. By fusing information from multiple sensors, ro…

Cited by 4SourceScholar
2023

Vehicle Motion Forecasting Using Prior Information and Semantic-Assisted Occupancy Grid Maps

IROS 2023poster

Motion prediction is a challenging task for autonomous vehicles due to uncertainty in the sensor data, the non-deterministic nature of future, and complex behavior of agents. In this paper, we tackle this problem by representing the scene as dynamic occupancy grid maps (DOGMs), associating semantic…

Cited by 5SourceScholar
2022

Fusing Event-based and RGB camera for Robust Object Detection in Adverse Conditions

ICRA 2022poster

The ability to detect objects, under image corruptions and different weather conditions is vital for deep learning models especially when applied to real-world applications such as autonomous driving. Traditional RGB-based detection fails under these conditions and it is thus important to design a s…

Cited by 76SourceScholar
2020

GndNet: Fast Ground Plane Estimation and Point Cloud Segmentation for Autonomous Vehicles

IROS 2020poster

Ground plane estimation and ground point segmentation is a crucial precursor for many applications in robotics and intelligent vehicles like navigable space detection and occupancy grid generation, 3D object detection, point cloud matching for localization and registration for mapping. In this paper…

Cited by 102SourceScholar
2020

Semantic Segmentation With Unsupervised Domain Adaptation Under Varying Weather Conditions for Autonomous Vehicles

RA-L 2020

Semantic information provides a valuable source for scene understanding around autonomous vehicles in order to plan their actions and make decisions. However, varying weather conditions reduce the accuracy of the semantic segmentation. We propose a method to adapt to varying weather conditions witho

Cited by 39SourceScholar
2020

Vehicle Localization Based on Visual Lane Marking and Topological Map Matching

ICRA 2020poster

Accurate and reliable localization is crucial to autonomous vehicle navigation and driver assistance systems. This paper presents a novel approach for online vehicle localization in a digital map. Two distinct map matching algorithms are proposed: i) Iterative Closest Point (ICP) based lane level ma…

Cited by 26SourceScholar
2018

Modeling Driver Behavior from Demonstrations in Dynamic Environments Using Spatiotemporal Lattices

ICRA 2018poster

One of the most challenging tasks in the development of path planners for intelligent vehicles is the design of the cost function that models the desired behavior of the vehicle. While this task has been traditionally accomplished by hand-tuning the model parameters, recent approaches propose to lea…

Cited by 23SourceScholar
2018

Semantic Grid Estimation with a Hybrid Bayesian and Deep Neural Network Approach

IROS 2018poster

In an autonomous vehicle setting, we propose a method for the estimation of a semantic grid, i.e. a bird's eye grid centered on the car's position and aligned with its driving direction, which contains high-level semantic information about the environment and its actors. Each grid cell contains a se…

Cited by 40SourceScholar
2016

Multi-sensor fusion of occupancy grids based on integer arithmetic

ICRA 2016

For the last 25 years, occupancy grids have been intensively used as a well-understood framework for many robotic applications, such as path planning or obstacle avoidance. They offer a unifying framework for multiple heterogeneous sensor integration using a probabilistic representation of sensor da

Cited by 23SourceScholar