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Accurate Travel Time Estimation (TTE) is critical for ride-hailing platforms, where errors directly impact user experience and operational efficiency. While existing production systems excel at holistic route-level dependency modeling, they…

Machine Learning · Computer Science 2026-01-07 Wenzhao Jiang , Jindong Han , Ruiqian Han , Hao Liu

Time series anomaly detection (TSAD) is becoming increasingly vital due to the rapid growth of time series data across various sectors. Anomalies in web service data, for example, can signal critical incidents such as system failures or…

Machine Learning · Computer Science 2024-11-06 Jiaxin Zhuang , Leon Yan , Zhenwei Zhang , Ruiqi Wang , Jiawei Zhang , Yuantao Gu

This thesis addresses the use of Cooperative Intelligent Transport Systems (CITS) to improve road safety and efficiency by enabling vehicle-to-vehicle communication, highlighting the importance of secure and accurate data exchange. To…

Machine Learning · Computer Science 2024-11-12 Marco Franceschini

Scenario-based testing is essential for validating the performance of autonomous driving (AD) systems. However, such testing is limited by the scarcity of long-tailed, safety-critical scenarios in existing datasets collected in the real…

Robotics · Computer Science 2025-11-05 Yuxin Liu , Zhenghao Peng , Xuanhao Cui , Bolei Zhou

The time it takes for a classifier to make an accurate prediction can be crucial in many behaviour recognition problems. For example, an autonomous vehicle should detect hazardous pedestrian behaviour early enough for it to take appropriate…

Machine Learning · Computer Science 2020-02-27 Joel Janek Dabrowski , Johan Pieter de Villiers , Ashfaqur Rahman , Conrad Beyers

The multi-modal perception methods are thriving in the autonomous driving field due to their better usage of complementary data from different sensors. Such methods depend on calibration and synchronization between sensors to get accurate…

Computer Vision and Pattern Recognition · Computer Science 2024-12-16 Zhihang Song , Lihui Peng , Jianming Hu , Danya Yao , Yi Zhang

End-to-end learning from sensory data has shown promising results in autonomous driving. While employing many sensors enhances world perception and should lead to more robust and reliable behavior of autonomous vehicles, it is challenging…

Robotics · Computer Science 2020-09-21 Shihong Fang , Anna Choromanska

Predicting future trajectories is critical in autonomous navigation, especially in preventing accidents involving humans, where a predictive agent's ability to anticipate in advance is of utmost importance. Trajectory forecasting models,…

Robotics · Computer Science 2023-11-07 Saeed Saadatnejad , Yang Gao , Hamid Rezatofighi , Alexandre Alahi

The ability to understand the surrounding scene is of paramount importance for Autonomous Vehicles (AVs). This paper presents a system capable to work in an online fashion, giving an immediate response to the arise of anomalies surrounding…

Computer Vision and Pattern Recognition · Computer Science 2025-06-19 Leonardo Rossi , Vittorio Bernuzzi , Tomaso Fontanini , Massimo Bertozzi , Andrea Prati

Understanding travel demand and behavior, particularly route and mode choices, is critical for effective transportation planning and policy design in multi-modal systems with emerging mobility options. Multi-modal system-level data, such as…

Systems and Control · Electrical Eng. & Systems 2026-03-04 Xiaoyu Ma , Sean Qian

Human motion prediction is essential for the safe and smooth operation of mobile service robots and intelligent vehicles around people. Commonly used neural network-based approaches often require large amounts of complete trajectories to…

Robotics · Computer Science 2023-06-07 Yufei Zhu , Andrey Rudenko , Tomasz P. Kucner , Achim J. Lilienthal , Martin Magnusson

Detectors with high coverage have direct and far-reaching benefits for road users in route planning and avoiding traffic congestion, but utilizing these data presents unique challenges including: the dynamic temporal correlation, and the…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 He Li , Shiyu Zhang , Xuejiao Li , Liangcai Su , Hongjie Huang , Duo Jin , Linghao Chen , Jianbing Huang , Jaesoo Yoo

The recent surge in interest in autonomous driving stems from its rapidly developing capacity to enhance safety, efficiency, and convenience. A pivotal aspect of autonomous driving technology is its perceptual systems, where core algorithms…

Computer Vision and Pattern Recognition · Computer Science 2023-11-02 Qi Zhang , Siyuan Gou , Wenbin Li

The ability to promptly respond to environmental changes is crucial for the perception system of autonomous driving. Recently, a new task called streaming perception was proposed. It jointly evaluate the latency and accuracy into a single…

Computer Vision and Pattern Recognition · Computer Science 2024-10-17 Changcai Li , Zonghua Gu , Gang Chen , Libo Huang , Wei Zhang , Huihui Zhou

Vehicle velocity and inter-vehicle distance estimation are essential for ADAS (Advanced driver-assistance systems) and autonomous vehicles. To save the cost of expensive ranging sensors, recent studies focus on using a low-cost monocular…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Kuan-Chih Huang , Yu-Kai Huang , Winston H. Hsu

Multi-modal fusion is a fundamental task for the perception of an autonomous driving system, which has recently intrigued many researchers. However, achieving a rather good performance is not an easy task due to the noisy raw data,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Keli Huang , Botian Shi , Xiang Li , Xin Li , Siyuan Huang , Yikang Li

To accommodate the unprecedented increase of commercial airlines over the next ten years, the Next Generation Air Transportation System (NextGen) has been implemented in the USA that records large-scale Air Traffic Management (ATM) data to…

Machine Learning · Computer Science 2021-06-16 Kai Zhang , Yushan Jiang , Dahai Liu , Houbing Song

Pedestrian trajectory prediction is essential for collision avoidance in autonomous driving and robot navigation. However, predicting a pedestrian's trajectory in crowded environments is non-trivial as it is influenced by other pedestrians'…

Computer Vision and Pattern Recognition · Computer Science 2019-02-15 Sirin Haddad , Meiqing Wu , He Wei , Siew Kei Lam

Channel prediction is crucial for high-mobility vehicular networks, as it enables the anticipation of future channel conditions and the proactive adjustment of communication strategies. However, achieving accurate vehicular channel…

Signal Processing · Electrical Eng. & Systems 2025-05-09 Jianzhe Xue , Dongcheng Yuan , Zhanxi Ma , Tiankai Jiang , Yu Sun , Haibo Zhou , Xuemin Shen

Autonomous driving is an emerging technology that has advanced rapidly over the last decade. Modern transportation is expected to benefit greatly from a wise decision-making framework of autonomous vehicles, including the improvement of…

Artificial Intelligence · Computer Science 2023-12-20 Yuyang Xia , Shuncheng Liu , Quanlin Yu , Liwei Deng , You Zhang , Han Su , Kai Zheng