no code implementations • 14 Apr 2023 • Tianya Terry Zhang, Peter J. Jin, Sean T. McQuade, Alexandre Bayen, Ph. D., Benedetto Piccoli
Car-following (CF) algorithms are crucial components of traffic simulations and have been integrated into many production vehicles equipped with Advanced Driving Assistance Systems (ADAS).
no code implementations • 20 Apr 2022 • Tianya Zhang, Yi Ge, Peter J. Jin
In early studies, the probabilistic background modeling methods widely used for the video-based system were considered unsuitable for roadside LiDAR surveillance systems due to the sparse and unstructured point cloud data.
1 code implementation • 13 Jan 2022 • Tianya Zhang, Peter J. Jin
After that, the raw LiDAR data were rearranged into new data structures to store the information of range, azimuth, and intensity.
1 code implementation • 13 Jan 2022 • Tianya T. Zhang, Peter J. Jin
The Dynamic Mode Decomposition (DMD) method is applied to extract vehicle strands by decomposing the Spatial-Temporal Map (STMap) into the sparse foreground and low-rank background.