no code implementations • 10 Mar 2024 • Juanwu Lu, Wei Zhan, Masayoshi Tomizuka, Yeping Hu
For interpretability, the model achieves target-driven motion prediction by estimating the spatial distribution of long-term destinations with a variational mixture of Gaussians.
2 code implementations • 1 Apr 2023 • Brian R. Bartoldson, Yeping Hu, Amar Saini, Jose Cadena, Yucheng Fu, Jie Bao, Zhijie Xu, Brenda Ng, Phan Nguyen
With this, we were able to train MGN on meshes with \textit{millions} of nodes to generate computational fluid dynamics (CFD) simulations.
no code implementations • 24 Mar 2023 • Wei-Jer Chang, Chen Tang, Chenran Li, Yeping Hu, Masayoshi Tomizuka, Wei Zhan
To ensure that autonomous vehicles take safe and efficient maneuvers in different interactive traffic scenarios, we should be able to evaluate autonomous vehicles against reactive agents with different social characteristics in the simulation environment.
no code implementations • 9 Aug 2022 • Wei-Jer Chang, Yeping Hu, Chenran Li, Wei Zhan, Masayoshi Tomizuka
In this paper, we aim to provide a thorough stability analysis of the reactive simulation and propose a solution to enhance the stability.
no code implementations • 6 Aug 2022 • Juanwu Lu, Wei Zhan, Masayoshi Tomizuka, Yeping Hu
Results show significant performance degradation due to domain shift, and feature attribution provides insights to identify potential causes of these problems.
no code implementations • 10 Feb 2022 • Letian Wang, Yeping Hu, Liting Sun, Wei Zhan, Masayoshi Tomizuka, Changliu Liu
By mimicking humans' cognition model and semantic understanding during driving, we propose HATN, a hierarchical framework to generate high-quality, transferable, and adaptable predictions for driving behaviors in multi-agent dense-traffic environments.
no code implementations • 9 Dec 2021 • Letian Wang, Yeping Hu, Changliu Liu
With the feedback of the observed trajectory, the algorithm is applied to neural-network-based models to improve the performance of driving behavior predictions across different human subjects and scenarios.
no code implementations • 3 Dec 2021 • Yeping Hu, Xiaogang Jia, Masayoshi Tomizuka, Wei Zhan
In this paper, we aim to address the domain generalization problem for vehicle intention prediction tasks and a causal-based time series domain generalization (CTSDG) model is proposed.
no code implementations • 7 Apr 2020 • Yeping Hu, Wei Zhan, Masayoshi Tomizuka
Accurately predicting the possible behaviors of traffic participants is an essential capability for autonomous vehicles.
no code implementations • 23 Aug 2019 • Jiachen Li, Wei Zhan, Yeping Hu, Masayoshi Tomizuka
The framework can incorporate an arbitrary prediction model as the implicit proposal distribution of the CMSMC method.
no code implementations • 23 Jul 2019 • Yeping Hu, Liting Sun, Masayoshi Tomizuka
Both rational and irrational behaviors exist, and the autonomous vehicles need to be aware of this in their prediction module.
no code implementations • 19 Jul 2019 • Liting Sun, Wei Zhan, Yeping Hu, Masayoshi Tomizuka
Hence, the goal of this work is to formulate the human drivers' behavior generation model with CPT so that some ``irrational'' behavior or decisions of human can be better captured and predicted.
no code implementations • 12 Apr 2019 • Yeping Hu, Alireza Nakhaei, Masayoshi Tomizuka, Kikuo Fujimura
In this paper, we proposed an interaction-aware decision making with adaptive strategies (IDAS) approach that can let the autonomous vehicle negotiate the road with other drivers by leveraging their cooperativeness under merging scenarios.
no code implementations • 22 Mar 2019 • Yeping Hu, Wei Zhan, Liting Sun, Masayoshi Tomizuka
The proposed method is based on a generative model and is capable of jointly predicting sequential motions of each pair of interacting agents.
no code implementations • 30 Oct 2018 • Yeping Hu, Wei Zhan, Masayoshi Tomizuka
In a given scenario, simultaneously and accurately predicting every possible interaction of traffic participants is an important capability for autonomous vehicles.
no code implementations • 10 Sep 2018 • Wei Zhan, Liting Sun, Yeping Hu, Jiachen Li, Masayoshi Tomizuka
Modified methods based on PGM, NN and IRL are provided to generate probabilistic reaction predictions in an exemplar scenario of nudging from a highway ramp.
no code implementations • 10 Apr 2018 • Yeping Hu, Wei Zhan, Masayoshi Tomizuka
Accurately predicting the possible behaviors of traffic participants is an essential capability for future autonomous vehicles.