PT Unknown AU Geiger, C Maier, N Kalinke, F Geimer, M TI Assistance system for an automated log-quality and assortment estimation based on data-driven approaches using hydraulic signals of forestry machines SE Fluid Power Future Technology! Vol. 3 PY 2020 BP 83 EP 92 DI 10.25368/2020.97 LA english PI Dresden, Deutschland ER