A Review of Trajectory Prediction Methods for the Vulnerable Road User

Predicting the trajectory of other road users, especially vulnerable road users (VRUs), is an important aspect of safety and planning efficiency for autonomous vehicles. With recent advances in Deep-Learning-based approaches in this field, physics- and classical Machine-Learning-based methods cannot...

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Main Authors: Erik Schuetz, Fabian B. Flohr
Format: Article
Language:English
Published: MDPI AG 2023-12-01
Series:Robotics
Subjects:
Online Access:https://www.mdpi.com/2218-6581/13/1/1
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author Erik Schuetz
Fabian B. Flohr
author_facet Erik Schuetz
Fabian B. Flohr
author_sort Erik Schuetz
collection DOAJ
description Predicting the trajectory of other road users, especially vulnerable road users (VRUs), is an important aspect of safety and planning efficiency for autonomous vehicles. With recent advances in Deep-Learning-based approaches in this field, physics- and classical Machine-Learning-based methods cannot exhibit competitive results compared to the former. Hence, this paper provides an extensive review of recent Deep-Learning-based methods in trajectory prediction for VRUs and autonomous driving in general. We review the state and context representations and architectural insights of selected methods, divided into categories according to their primary prediction scheme. Additionally, we summarize reported results on popular datasets for all methods presented in this review. The results show that conditional variational autoencoders achieve the best overall results on both pedestrian and autonomous driving datasets. Finally, we outline possible future research directions for the field of trajectory prediction in autonomous driving.
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spelling doaj.art-8c06d93602854fb59586d48b2c8b6ea72024-01-26T18:21:17ZengMDPI AGRobotics2218-65812023-12-01131110.3390/robotics13010001A Review of Trajectory Prediction Methods for the Vulnerable Road UserErik Schuetz0Fabian B. Flohr1Intelligent Vehicles Lab, Munich University of Applied Sciences, Lothstr. 34, 80335 Munich, GermanyIntelligent Vehicles Lab, Munich University of Applied Sciences, Lothstr. 34, 80335 Munich, GermanyPredicting the trajectory of other road users, especially vulnerable road users (VRUs), is an important aspect of safety and planning efficiency for autonomous vehicles. With recent advances in Deep-Learning-based approaches in this field, physics- and classical Machine-Learning-based methods cannot exhibit competitive results compared to the former. Hence, this paper provides an extensive review of recent Deep-Learning-based methods in trajectory prediction for VRUs and autonomous driving in general. We review the state and context representations and architectural insights of selected methods, divided into categories according to their primary prediction scheme. Additionally, we summarize reported results on popular datasets for all methods presented in this review. The results show that conditional variational autoencoders achieve the best overall results on both pedestrian and autonomous driving datasets. Finally, we outline possible future research directions for the field of trajectory prediction in autonomous driving.https://www.mdpi.com/2218-6581/13/1/1surveytrajectory predictionautonomous drivingVRUsmotion forecastingpedestrian trajectory prediction
spellingShingle Erik Schuetz
Fabian B. Flohr
A Review of Trajectory Prediction Methods for the Vulnerable Road User
Robotics
survey
trajectory prediction
autonomous driving
VRUs
motion forecasting
pedestrian trajectory prediction
title A Review of Trajectory Prediction Methods for the Vulnerable Road User
title_full A Review of Trajectory Prediction Methods for the Vulnerable Road User
title_fullStr A Review of Trajectory Prediction Methods for the Vulnerable Road User
title_full_unstemmed A Review of Trajectory Prediction Methods for the Vulnerable Road User
title_short A Review of Trajectory Prediction Methods for the Vulnerable Road User
title_sort review of trajectory prediction methods for the vulnerable road user
topic survey
trajectory prediction
autonomous driving
VRUs
motion forecasting
pedestrian trajectory prediction
url https://www.mdpi.com/2218-6581/13/1/1
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