Hank Theiss

Hank Theiss is a Research Associate Professor at the University of Arkansas, College of Arts & Sciences, affiliated with the Center for Advanced Spatial Technologies (CAST) since 2020. Previously, he served as Chief Scientist at Centauri (formerly IAI) from 2001-2020, leading photogrammetry research for NGA, and as Visiting Assistant Professor at Purdue University (2000-2001).

• PhD in Civil Engineering (Photogrammetry) from Purdue University (2000)
• MS in Civil Engineering (Geomatics) from Purdue (1995)
• BS in Civil Engineering from Virginia Tech (1994)

Research Interests focus on:

• Sequential bundle adjustment for multi-image analysis
• Generic sensor modeling (GLAS/GFM) for spaceborne sensors like Key Hole (KH)
• Error propagation and accuracy assessment in 3D GEOINT products
• AI/ML/DL augmentation for photogrammetric workflows

His scientific awards include:

• Photogrammetric (Fairchild) Award (2021)
• Centauri Technical Fellow (2019)
• Impact Team Award (2016)
• ASPRS Davidson Award (2016)
• Millie Bayne Distinguished Service Award (2011)

Professional Contributions include developing the first bistatic SAR sensor model, prototyping narrow FOV optical motion imagery algorithms for Global Hawk UAVs, and leading the Community Sensor Model Working Group (CSMWG) to standardize geopositioning capabilities across government/industry/academia.