Global, 30-m resolution continuous fields of tree cover: Landsat-based rescaling of MODIS vegetation continuous fields with lidar-based estimates of error. - Joseph O. Sexton; Xiao-Peng Song; Min Feng; Praveen Noojipady; Anupam Anand; Chengquan Huang; Do-Hyung Kim; Kathrine M. Collins; Saurabh Channan; Charlene M. DiMiceli; John R. Townshend (Int. J. Digit. Earth, 2013)