Shrub willow canopy chlorophyll content estimation from unmanned aerial systems (UAS) data: Estimation and uncertainty analysis across time, space, and scales - Jin Xu; Lindi J. Quackenbush; Timothy A. Volk; Stephen V. Stehman (Int. J. Appl. Earth Obs. Geoinformation, 2022)

Random Forest Outperformed Convolutional Neural Networks for Shrub Willow Above Ground Biomass Estimation Using Multi-Spectral UAS Imagery - Haifa Tamiminia; Bahram Salehi; Masoud MahdianPari; Colin M. Beier; Daniel J. Klimkowski; Timothy A. Volk (IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2021, Brussels, Belgium, July 11-16, 2021, 2021)

Forest and Crop Leaf Area Index Estimation Using Remote Sensing: Research Trends and Future Directions - Jin Xu; Lindi J. Quackenbush; Timothy A. Volk; Jungho Im (Remote. Sens., 2020)