TY CONF TI OPEN SOURCE SOFTWARE TOOLS FOR DETECTING WOOD DEFECTS USING COMPUTER VISION KW computer vision KW software tools KW YOLO KW Label Studio KW markup KW wood grade JO MODELING INFORMATION SYSTEMS AND TECHNOLOGIES – 2025 AU Yanchurkina, G.A. AU Anikeev, E.A. PY 2025 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov