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Stephen G. McGill

8 accepted papers

2022

HYPER: Learned Hybrid Trajectory Prediction via Factored Inference and Adaptive Sampling

ICRA 2022poster

Modeling multi-modal high-level intent is important for ensuring diversity in trajectory prediction. Existing approaches explore the discrete nature of human intent before predicting continuous trajectories, to improve accuracy and support explainability. However, these approaches often assume the i…

Cited by 33SourceScholar
2022

TIP: Task-Informed Motion Prediction for Intelligent Vehicles

IROS 2022poster

When predicting trajectories of road agents, motion predictors often approximate the future distribution by a limited number of samples. This constraint requires the predictors to generate samples that best support the task given task specifications. However, existing predictors are often optimized…

Cited by 15SourceScholar
2022

Trajectory Prediction with Linguistic Representations

ICRA 2022poster

Language allows humans to build mental models that interpret what is happening around them resulting in more accurate long-term predictions. We present a novel trajectory prediction model that uses linguistic intermediate representations to forecast trajectories, and is trained using trajectory samp…

Cited by 22SourceScholar
2021

CARPAL: Confidence-Aware Intent Recognition for Parallel Autonomy

RA-L 2021

Predicting driver intentions is a difficult and crucial task for advanced driver assistance systems. Traditional confidence measures on predictions often ignore the way predicted trajectories affect downstream decisions for safe driving. In this letter, we propose a novel multi-task intent recogniti

Cited by 7SourceScholar
2020

DiversityGAN: Diversity-Aware Vehicle Motion Prediction via Latent Semantic Sampling

RA-L 2020

Vehicle trajectory prediction is crucial for autonomous driving and advanced driver assistant systems. While existing approaches may sample from a predicted distribution of vehicle trajectories, they lack the ability to explore it - a key ability for evaluating safety from a planning and verificatio

Cited by 80SourceScholar
2019

Probabilistic Risk Metrics for Navigating Occluded Intersections

RA-L 2019

Among traffic accidents in the USA, 23% of fatal and 32% of non-fatal incidents occurred at intersections. For driver assistance systems, intersection navigation remains a difficult problem that is critically important to increasing driver safety. In this letter, we examine how to navigate an unsign

Cited by 36SourceScholar
2019

Uncertainty-Aware Driver Trajectory Prediction at Urban Intersections

ICRA 2019poster

Predicting the motion of a driver’s vehicle is crucial for advanced driving systems, enabling detection of potential risks towards shared control between the driver and automation systems. In this paper, we propose a variational neural network approach that predicts future driver trajectory distribu…

Cited by 104SourceScholar