Real-Time Systems and Control

Transportation featured image

Transportation

How can we make traffic safer and more efficient? Transportation accounts for 30% of energy consumption world-wide, and traffic delays are at an all-time high. In the United …

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Energy featured image

Energy

What do I like about energy? Energy is such a broad topic! After spending many years on the energy end use side of things (traffic and building energy), working at NREL has …

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Miscellaneous Projects

Interoperability of Legacy Devices: Defined the scope of the workshop, and invited over 20 researchers from buildings, transportation, and the electric grid. Planned the structure …

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Real-Time Connected Autonomous Vehicle (CAV) Control for Ecodriving

Leadership Coordinated cross-functional team, including industry partners and researchers, to ensure smooth integration of vehicle on-board software, cloud-based communication …

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Connected Traffic Signal Coordination Optimization Framework through Network-Wide Adaptive Linear Quadratic Regulator–Based Control Strategy featured image

Connected Traffic Signal Coordination Optimization Framework through Network-Wide Adaptive Linear Quadratic Regulator–Based Control Strategy

The 8 intersections controlled for the real-world experiments were divided into 3 groups based on the corridors on which they are located.

Jiho Park
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A Mobile Edge Computing Framework for Traffic Optimization at Urban Intersections Through Cyber-Physical Integration featured image

A Mobile Edge Computing Framework for Traffic Optimization at Urban Intersections Through Cyber-Physical Integration

Setup for dynamometer testing (left) and view from inside the vehicle showing simulated traffic linked to the driver, and a mobile app showing speed recommendations (right).

Haowen Xu
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Chattanooga Digital Twin for Transportation

Leadership Led the data science team in deriving insights from different sensor data through analysis, visualization, and machine learning. Served as technical lead during the …

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Smart Mobility in the Cloud: Enabling Real-Time Situational Awareness and Cyber-Physical Control Through a Digital Twin for Traffic featured image

Smart Mobility in the Cloud: Enabling Real-Time Situational Awareness and Cyber-Physical Control Through a Digital Twin for Traffic

Cyber-physical control experiments conducted through the CTwin’s cyberinfrastructure: Connecting traffic light controller at intersections with signal timing optimization …

Haowen Xu
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A Mobile App for Intersectional Traffic Optimization through Real-Time Vehicle-to-Infrastructure (V2I) Communication and Cyber-Physical Control featured image

A Mobile App for Intersectional Traffic Optimization through Real-Time Vehicle-to-Infrastructure (V2I) Communication and Cyber-Physical Control

Overview of the mobile app developed to provide driving recommendations based on vehicle location and the traffic signal state that is managed via a cloud-based communication …

Haowen Xu
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Campus Digital Twin

Selected Publications: Computer Vision Based Traffic Monitoring Virtual Reality Digital Twins of Smart Cities

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