Visualization and Visual Analytics

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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Human Behavior featured image

Human Behavior

Why should we study human behavior? Picture this. It’s an average day. You wake up, brush your teeth, make coffee, and get ready for work. If you have a kid, you get them ready to …

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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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Buildings featured image

Buildings

Why should we care about buildings? Buildings account for a significant percentage of total energy use world-wide (about 24% in 2023). Building energy modeling provides an …

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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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Human Dimensions of Energy Systems

Leadership Co-led a team of 5 researchers for 1.5 years of the project. Mentored a postdoctoral researcher and guided development of interactive visualization tools for the …

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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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Deploying a Model Predictive Traffic Signal Control Algorithm - A Field Deployment Experiment Case Study featured image

Deploying a Model Predictive Traffic Signal Control Algorithm - A Field Deployment Experiment Case Study

Architecture diagram illustrating the workflow for real-time traffic signal control for our field experiments. GridSmart traffic data and TomTom speeds were preprocessed to feed …

Qichao Wang
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Computer Vision-Enabled Smart Traffic Monitoring for Sustainable Transportation Management featured image

Computer Vision-Enabled Smart Traffic Monitoring for Sustainable Transportation Management

Overview of available traffic signals, camera infrastructure, and parking lot locations on ORNL campus.

Yunli Shao
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EPIsembleVis: A geo-visual analysis and comparison of the prediction ensembles of multiple COVID-19 models featured image

EPIsembleVis: A geo-visual analysis and comparison of the prediction ensembles of multiple COVID-19 models

Model selection is performed using a data availability map showing which variables (cases, hospitalizations, deaths) each of the dozens of predictive models includes, and which …

Haowen Xu
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