Detecting and Measuring Fine Roots in Minirhizotron Images Using Matched Filtering and Local Entropy Thresholding. - Guang Zeng; Stan Birchfield; Christina E. Wells (Mach. Vis. Appl., 2006)

Rapid automated detection of roots in minirhizotron images. - Guang Zeng; Stanley T. Birchfield; Christina E. Wells (Mach. Vis. Appl., 2010)