Chandi Witharana
Assistant Professor/Natural Resources and Environ

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Scholarly Contributions

140 Scholarly Contributions

70
Journal Articles
53
Poster/Presentations
12
Conference Proceedings
3
Other Scholarly Works
2
Artistic and Professional Performancess
Pan-Arctic Permafrost Landform and Human-built Infrastructure Feature Detection with Vision Transformers and Location Embeddings
2025
Chandi Witharana, David Fernandez, Michael Pimenta, Todd Nicholson, Amal S Perera, Ingmar Nitze, Elias Manos, Wenwen Li, Anna K Liljedah, Chia-Yu Hsu
Research Type: Journal Article

A labeling intercomparison of retrogressive thaw slumps by a diverse group of domain experts
2025
Alexander Kizyakov, Jurjen Sluijs, Alexandra Veremeeva, Alexandra Runge, Sophia Barth, Lingcao Huang, Philipp Bernhard, Nina Nesterova, Mark J Lara, Ingmar Nitze, others
Research Type: Journal Article

Satellite Imagery and GeoAI in Action at Pan-Arctic Scale
2025
Michael Pimenta, Anna Liljedahl, Amal Perera, Chandi Witharana, Elias Manos
Research Type: Journal Article

A Collaborative and Scalable Geospatial Data Set for Arctic Retrogressive Thaw Slumps with Data Standards
2025
Greg Fiske, Tiffany Windholz, Stefano Potter, Ridhima Singh, Jacqueline Dean, Brendan M Rogers, Amanda Poston, others, Heidi Rodenhizer, Scott Zolkos, Yili Yang
Research Type: Journal Article

Automated Detection of Beaver Influenced Floodplain Inundations in Multi-temporal Aerial Imagery Using Deep Learning Algorithms
2025
Chandi Witharana, Evan C Zocco, William Ouimet, Isaac M Ortega
Research Type: Journal Article

Classification of tree mortality following drought-defoliation interaction using single date Landsat imagery and comparison to aerial detection surveys
2025
Robert T Fahey, Chandi Witharana, Danielle N Tanzer
Research Type: Journal Article

Aboveground biomass estimation using multimodal remote sensing observations and machine learning in mixed temperate forest
2025
Shashika Lamahewage, Rachel Riemann, Robert Fahey, Thomas Worthley, Chandi Witharana
Research Type: Journal Article

Optimization of Machine Learning and Multiple Linear Regression Models to Estimate Forest Aboveground Biomass Using Forest Inventory Analysis and Remote Sensing Data
2025
Robert Fahey, Chandi Witharana, Thomas Worthley, Rachel Reimann, Shashika H Lamahewage
Research Type: Journal Article

Unveiling Arctic Capillary Networks' Hydrological Dynamics: A Graph Theory Perspective
2025
Anna K Liljedahl, Michael Pimenta, Amal S Perera, Chandi Witharana
Research Type: Journal Article

Permafrost thaw-related infrastructure damage costs in Alaska are projected to double under medium and high emission scenarios
2025
Elias Manos, Chandi Witharana, Anna K Liljedahl
Research Type: Journal Article

Vision Transformer-Based Unhealthy Tree Crown Detection in Mixed Northeastern US Forests and Evaluation of Annotation Uncertainty
2025
Durga Joshi, Chandi Witharana
Research Type: Journal Article

Drone-Based Remote Sensing for Evaluating Beaver Habitat Suitability and Hydrological Impacts
2025
Issac M Ortega, William Oumet, Evan C Zocco, Chandi Witharana
Research Type: Journal Article

Mapping Relict Charcoal Hearths in the northeast US using Deep Learning Convolutional Neural Networks and LIDAR data
2025
William B Ouimet, Chandi Witharana, Eli Anderson
Research Type: Journal Article

High-resolution Arctic Built Infrastructure and Terrain Analysis Tool (HABITAT)
2025
Chandi Witharana
Research Type: Poster/Presentation

Vision Transformers for Pan-Arctic Scale Mapping Applications  
2025
Chandi Witharana
Research Type: Poster/Presentation

Map the Gap: Detecting and Characterizing Pan-Arctic Infrastructure with Satellite Imagery and AI
2025
Chandi Witharana
Research Type: Poster/Presentation

Arctic Infrastructure Mapping with AI
2025
Elias Manos, Chandi Witharana
Research Type: Poster/Presentation

Real-time GeoAI for high-resolution mapping and segmentation of arctic permafrost features: the case of ice-wedge polygons
2024
Chandi Witharana, Sizhe Wang, Chi-Yu Hsu, WenWen Li, Anna Liljedahl
Research Type: Conference Proceedings

Pan-Arctic Permafrost Landform Feature Detection with Vision Transformers
2024
David Fernandez, Todd Nicholson, Anna K Liljedahl, Amal A Perera, Chandi Witharana, Michael Pimenta, Elias Manos
Research Type: Conference Proceedings

Deep learning-based building and road detection reveals higher permafrost thaw-related damage costs than previously estimated for Alaska
2024
Chandi Witharana, Anna Liljedahl, Elias Manos
Research Type: Journal Article