Chandi Witharana

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 16

Top Topics

Spatial Resolution

Satellite Imagery

Convolutional Neural Networks

Top Venues

GeoAI@SIGSPATIAL

Publications

Amal Shehan Perera, Chandi Witharana, Elias Manos, Anna K. Liljedahl
Hyperparameter Optimization for Large-Scale Remote Sensing Image Analysis Tasks: A Case Study Based on Permafrost Landform Detection Using Deep Learning. IEEE Access 12 (2024)
Wenwen Li, Chia-Yu Hsu, Sizhe Wang, Yezhou Yang, Hyunho Lee, Anna Liljedahl, Chandi Witharana, Yili Yang, Brendan M. Rogers, Samantha T. Arundel, Matthew B. Jones, Kenton McHenry, Patricia Solís
Segment Anything Model Can Not Segment Anything: Assessing AI Foundation Model's Generalizability in Permafrost Mapping. Remote. Sens. 16 (5) (2024)
Wenwen Li, Chia-Yu Hsu, Sizhe Wang, Yezhou Yang, Hyunho Lee, Anna Liljedahl, Chandi Witharana, Yili Yang, Brendan M. Rogers, Samantha T. Arundel, Matthew B. Jones, Kenton McHenry, Patricia Solís
Segment Anything Model Can Not Segment Anything: Assessing AI Foundation Model's Generalizability in Permafrost Mapping. CoRR (2024)
Hana L. Sellers, Sergio A. Vargas Zesati, Sarah C. Elmendorf, Alexandra Locher, Steven F. Oberbauer, Craig E. Tweedie, Chandi Witharana, Robert D. Hollister
Can Plot-Level Photographs Accurately Estimate Tundra Vegetation Cover in Northern Alaska? Remote. Sens. 15 (8) (2023)
Wenwen Li, Chia-Yu Hsu, Sizhe Wang, Chandi Witharana, Anna Liljedahl
Real-time GeoAI for High-resolution Mapping and Segmentation of Arctic Permafrost Features. CoRR (2023)
Chandi Witharana, Mahendra Rajitha Udawalpola, Anna K. Liljedahl, Melissa K. Ward Jones, Benjamin M. Jones, Amit Hasan, Durga Joshi, Elias Manos
Automated Detection of Retrogressive Thaw Slumps in the High Arctic Using High-Resolution Satellite Imagery. Remote. Sens. 14 (17) (2022)
Wenwen Li, Chia-Yu Hsu, Sizhe Wang, Chandi Witharana, Anna Liljedahl
Real-time GeoAI for high-resolution mapping and segmentation of arctic permafrost features: the case of ice-wedge polygons. GeoAI@SIGSPATIAL (2022)
Elias Manos, Chandi Witharana, Mahendra Rajitha Udawalpola, Amit Hasan, Anna K. Liljedahl
Convolutional Neural Networks for Automated Built Infrastructure Detection in the Arctic Using Sub-Meter Spatial Resolution Satellite Imagery. Remote. Sens. 14 (11) (2022)
Chandi Witharana, Md Abul Ehsan Bhuiyan, Anna K. Liljedahl, Mikhail Kanevskiy, M. Torre Jorgenson, Benjamin M. Jones, Ronald Daanen, Howard E. Epstein, Claire G. Griffin, Kelcy Kent, Melissa K. Ward Jones
An Object-Based Approach for Mapping Tundra Ice-Wedge Polygon Troughs from Very High Spatial Resolution Optical Satellite Imagery. Remote. Sens. 13 (4) (2021)
Ji Won Suh, Eli Anderson, William Ouimet, Katharine M. Johnson, Chandi Witharana
Mapping Relict Charcoal Hearths in New England Using Deep Convolutional Neural Networks and LiDAR Data. Remote. Sens. 13 (22) (2021)
Benjamin M. Jones, Ken D. Tape, Jason A. Clark, Allen C. Bondurant, Melissa K. Ward Jones, Benjamin V. Gaglioti, Clayton D. Elder, Chandi Witharana, Charles E. Miller
Multi-Dimensional Remote Sensing Analysis Documents Beaver-Induced Permafrost Degradation, Seward Peninsula, Alaska. Remote. Sens. 13 (23) (2021)
Md Abul Ehsan Bhuiyan, Chandi Witharana, Anna K. Liljedahl
Use of Very High Spatial Resolution Commercial Satellite Imagery and Deep Learning to Automatically Map Ice-Wedge Polygons across Tundra Vegetation Types. J. Imaging 6 (12) (2020)
Md Abul Ehsan Bhuiyan, Chandi Witharana, Anna K. Liljedahl, Benjamin M. Jones, Ronald Daanen, Howard E. Epstein, Kelcy Kent, Claire G. Griffin, Amber Agnew
Understanding the Effects of Optimal Combination of Spectral Bands on Deep Learning Model Predictions: A Case Study Based on Permafrost Tundra Landform Mapping Using High Resolution Multispectral Satellite Imagery. J. Imaging 6 (9) (2020)
Weixing Zhang, Chandi Witharana, Anna K. Liljedahl, Mikhail Kanevskiy
Deep Convolutional Neural Networks for Automated Characterization of Arctic Ice-Wedge Polygons in Very High Spatial Resolution Aerial Imagery. Remote. Sens. 10 (9) (2018)
Weixing Zhang, Chandi Witharana, Weidong Li, Chuanrong Zhang, Xiaojiang Li, Jason Parent
Using Deep Learning to Identify Utility Poles with Crossarms and Estimate Their Locations from Google Street View Images. Sensors 18 (8) (2018)
Chandi Witharana, Heather J. Lynch
An Object-Based Image Analysis Approach for Detecting Penguin Guano in very High Spatial Resolution Satellite Images. Remote. Sens. 8 (5) (2016)