TY - T1 - Assessing Precision in Conventional Field Measurements of Individual Tree Attributes SN - / UR - http://hdl.handle.net/10138/178872 T3 - A1 - Luoma, Ville; Saarinen, Ninni; Wulder, Michael A.; White, Joanne C.; Vastaranta, Mikko; Holopainen, Markus; Hyyppä, Juha A2 - PB - Y1 - 2017 LA - eng AB - Forest resource information has a hierarchical structure: individual tree attributes are summed at the plot level and then in turn, plot-level estimates are used to derive stand or large-area estimates of forest resources. Due to this hierarchy, it is imperative that individual tree attributes are measured with accuracy and precision. With the widespread use of different measurement tools, it is also important to understand the expected degree of precision associated with these measurements. The... VO - IS - SP - OP - KW - precision; accuracy; diameter-at-breast-height; dbh; tree height; forest mensuration; clinometers; calipers; hypsometers; forest inventory; LASER SCANNER DATA; BREAST HEIGHT; 3 DENDROMETERS; DIAMETER; INVENTORY; LIDAR; AIRBORNE; ACCURACY; SIZE; VARIABLES; 4112 Forestry N1 - PP - ER -