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)

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 (IGARSS, 2021)

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)