Spatial Temporal Attention based Target Vehicle Trajectory Prediction for Internet of Vehicles
- URL: http://arxiv.org/abs/2501.00890v1
- Date: Wed, 01 Jan 2025 16:37:24 GMT
- Title: Spatial Temporal Attention based Target Vehicle Trajectory Prediction for Internet of Vehicles
- Authors: Ouhan Huang, Huanle Rao, Xiaowen Cai, Tianyun Wang, Aolong Sun, Sizhe Xing, Yifan Sun, Gangyong Jia,
- Abstract summary: This study introduces the Spatio Temporal Attention-based methodology for Vehicle Trajectory Prediction Target (VTPred)
We map the vehicle trajectory onto a graph directed, after which spatial attributes are extracted via a Graph Attention Networks(GATs)
The Transformer technology is employed to yield temporal features from the sequence, resulting in precise trajectory prediction.
- Score: 4.1268583353286
- License:
- Abstract: Forecasting vehicle behavior within complex traffic environments is pivotal within Intelligent Transportation Systems (ITS). Though this technology plays a significant role in alleviating the prevalent operational difficulties in logistics and transportation systems, the precise prediction of vehicle trajectories still poses a substantial challenge. To address this, our study introduces the Spatio Temporal Attention-based methodology for Target Vehicle Trajectory Prediction (STATVTPred). This approach integrates Global Positioning System(GPS) localization technology to track target movement and dynamically predict the vehicle's future path using comprehensive spatio-temporal trajectory data. We map the vehicle trajectory onto a directed graph, after which spatial attributes are extracted via a Graph Attention Networks(GATs). The Transformer technology is employed to yield temporal features from the sequence. These elements are then amalgamated with local road network structure maps to filter and deliver a smooth trajectory sequence, resulting in precise vehicle trajectory prediction.This study validates our proposed STATVTPred method on T-Drive and Chengdu taxi-trajectory datasets. The experimental results demonstrate that STATVTPred achieves 6.38% and 10.55% higher Average Match Rate (AMR) than the Transformer model on the Beijing and Chengdu datasets, respectively. Compared to the LSTM Encoder-Decoder model, STATVTPred boosts AMR by 37.45% and 36.06% on the same datasets. This is expected to establish STATVTPred as a new approach for handling trajectory prediction of targets in logistics and transportation scenarios, thereby enhancing prediction accuracy.
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